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Earth Day was officially on 22 April, but in many communities and countries around the world it’s celebrated for the entire week or month. Earth Day was founded 40 years ago by U.S. Senator Gaylord Nelson of Wisconsin. His goal was to create a grassroots movement that would show the government just how concerned Americans were about the environment and get laws enacted that would enforce protection of the earth and its inhabitants – us.
By the end of that year, in December 1970, the Environmental Protection Agency opened its doors. A very good start.
Since that time, there have been many years when there has been little to celebrate. Although there has been continual progress, including some milestones, there have also been pretty serious setbacks. For example, of the 80,000 chemicals that have been produced and used in the U.S. since the Toxic Substances Control Act (TSCA) was enacted 34 years ago, only 200 have been tested by the EPA, and only five have been regulated.
But in the last year, the EPA has undergone some equally serious reform. Finally, the agency is really buckling down on toxic chemicals, both in the environment and in consumer goods.
There is special attention on children, as it should be. Children are most susceptible to toxic chemicals because their bodies are still growing. In the not too distant future, it is our children and grandchildren, the little ones asleep in their cribs right now, who will lead the way in politics, as teachers, as firefighters, artists, business owners and so on, and so on.
To do their jobs well, to achieve their goals and have a satisfying, happy and productive life, they need to be healthy.
At Naturepedic, we celebrate Earth Day every day. We give children a healthy start in life by manufacturing our award-winning organic baby crib mattresses that are certified by GREENGUARD and enjoy the unique distinction of being the only crib mattress recommended by Healthy Child Healthy World.
Do you have a Naturepedic mattress for your infant or toddler? If not, you might want to celebrate Earth Day/Week/Month by checking them out at http://www.Naturepedic.com.
You can also celebrate Earth Day by working on creating a personal environment that is more chemical-free. It really doesn’t take much to get a good start. Read Going Green in 2010 – A Few Simple Things With A Big Impact for some helpful hints that make a real difference.
Start now, and next year your family will also have even more to celebrate on Earth Day!
Tags: award-winning organic baby crib mattress, baby crib mattresses, Crib Mattress, crib mattresses, Earth Day, Environmental Protection Agency, EPA, EPA reform, going green, mattress for infant or toddley, Naturepedic, organic baby crib mattress, toxic chemicals, Toxic Substances Control Act, TSCA | <urn:uuid:81a5bd11-c7e5-4a06-adfa-09893ee9c1aa> | {
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Algebraic structure may mean either
There are several notions of an algebraic structure on an object of some category or higher category, which differ in generality. It may be to be an algebra over an algebraic theory, algebra over an operad (or higher operad) or an algebra over a monad, or over a prop, over a properad etc. See also variety of algebras.
There is also an older notion of an algebraic structure/algebra as a model for a one-sorted theory where the only relation symbols in the language involved are and equality (with standard interpretation in models). This notion includes for example fields which are not an algebraic theory in the sense of monads (because there are no free objects in the case of fields, i.e. the category of fields is not monadic over the category of sets).
There is a forgetful functor from the category of algebras/algebraic structures of some type (in any of the above formalisms) to the original category. This functor forgets structure in the sense of stuff, structure, property. We say that a functor in the base category preserves some algebraic structure if it lifts to the corresponding category of algebras. | <urn:uuid:e7973167-5508-4db9-81e1-82c564eac0d8> | {
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Obs via Google Maps
Oil & Gas ADCP
Ship Obs Report
Obs Web Widget
NDBC on Facebook
NDBC DQC Handbook
Hurricane Data Plots
Handbook No. 1
See recent photos from TAO buoy 8N 110W
How can I compute the distance from a buoy to shore, an inlet, or another reference location?
Often, when you ask us how far a buoy is away from a location, we don't know the exact location of the jetty, inlet, or the point on shore that you are referring to. We'd hate to guess and give you the wrong information. However, it's fairly easy to determine this yourself if you can find the latitude and longitude of your reference position.
Copy the station's latitude and longitude from the station page. Next, look up the latitude and longitude of the inlet, lighthouse, town, or other geographic feature you are interested in. You can find these on NOAA nautical charts: http://chartmaker.ncd.noaa.gov/staff/charts.htm provides a listing of these charts which you can purchase.
When you have this information, do an Internet search for a "Great Circle Calculator" and go to one of the web sites featuring this type of calculator.
Here's a Great Circle Calculator offered by NOAA's National Hurricane Center: http://www.nhc.noaa.gov/gccalc.shtml.
Then, enter the latitude and longitude of our buoy and the position of your reference location. The calculator will provide the distance in in your choice of units. | <urn:uuid:c0a4bf29-92bc-4945-94e5-762a0b69eeaa> | {
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NetWellness is a global, community service providing quality, unbiased health information from our partner university faculty. NetWellness is commercial-free and does not accept advertising.
Saturday, May 18, 2013
Addiction and Substance Abuse
Later effects of substance abuse
My husband actively abused drugs and alcohol from his teens to early 30`s. He`s now in his 50`s and is having memory problems along with other physical ailments. I wondered if there have been studies done to understand the long term effects (especially on the brain) of substance abuse; and what the difference is with later long term abstinence.
Thank you for your question about what sounds like a very difficult situation. There are some things that are known ... and some that are unknown.
1) Alcohol abuse is by far the most damaging to the brain and nervous system, and tends to be an immediate thing - meaning that once a person is sober for several months, the toxic effects of alcohol either "freeze" where they are or even resolve gradually to some degree. It is NOT typical for past alcohol problems to produce progressive / new / on-going brain effects.
2) The drugs that have the most brain effects are PCP / LSD / Marijuana / and Amphetamines - especially methamphetamine. Generally cocaine and opioids (heroin and other prescription pain medicines) do not produce long-term damage to the brain / nervous system.
3) If a person suffered pretty severe liver damage from either alcoholic cirrhosis, or hepatitis C or B, or a combination, then this can certainly produce progressive deterioration in brain function many years to decades later. It is the same situation if a person was infected by HIV as a consequence of their addictive disease.
That is the bad news. The good news is that IF he is truly sober, then be SURE that none of the following reversible or fairly treatable causes are not active for him. Be sure that he is:
- not on prescription drugs that are potentially addictive.
- not on other non-addictive medicines that can cause brain function problems. (Anything from some blood pressure medications to psychiatric medications to anti-seizure medications can cause brain function problems and result in deterioration.)
- receiving plenty of vitamins and a well-balanced diet.
- not hypothyroid.
- not depressed or impaired from any other psychiatric disease.
- not suffering from low oxygen (emphysema/COPD).
- not suffering from a toxic exposure like heavy metals.
Hope this guidance helps a little bit.
Ted Parran, MD
Associate Professor of General Medical Sciences
School of Medicine
Case Western Reserve University | <urn:uuid:564417c2-d62d-460f-a578-5c603d43b603> | {
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California, the largest and most important of the Pacific Coast States, is the second State of the United States in point of area, and the twenty-first in point of population. It is bounded on the north by the State of Oregon; on the east by the State of Nevada and, for a comparatively short distance, by the Territory of Arizona; on the south by the Peninsula of Lower California (Mexico); and on the west by the Pacific Ocean. It lies entirely between 42° and 32° N. lat., and between 12°5 and 11°3 W. long. It is 800 miles long, running in a north-westerly and south-easterly direction, and has an average width of 200 miles. According to the official returns of the United States Census of 1900, its total area is 158,360 square miles. Of this number 2,188 square miles constitute the water area; the total land area, therefore, is 156,172 square miles. The capital of the State is Sacramento, with a population (1900) of 29,000. San Francisco, built on San Francisco Bay, is the metropolis, with a population (1900) of 342,000. The other chief cities, with a population according to the United States Census of 1900, are Los Angeles, 102,000; Oakland, 66,000; San José, 21,000; San Diego, 17,000; Stockton, 17,000; Alameda, 17,000; Berkeley and Fresno, 12,000. These figures have been enormously increased since 1900. The estimated population of the three largest cities in January, 1907, was as follows: San Francisco, 400,000; Oakland, 276,000; and Los Angeles, 245,000.
The State presents two systems of mountains which converge at Mount Shasta, in the north, and Tehachapi, in the south. The outer, or western, range is called the Coast Range, and is close to the sea, in some places coming down precipitately to the water's edge; the eastern range is called the Sierra Nevada. The latter is considerably higher than the former, and in several peaks reaches a height of more than 14,000 feet. The Sierra Nevadas extend along the eastern border of the State for about 450 miles; they are but a portion, physically, of the Cascade Range, which traverses also the States of Oregon and Washington. The Sierra Nevada Range is practically unbroken throughout the entire length of the State of California, the Coast Range is broken by the magnificent harbour of San Francisco. Both of these ranges follow the general contour of the coast line. Between them lies a great valley which is drained by the Sacramento River in the north and the San Joaquin River in the south. These two rivers, navigable by steamers for about 100 miles from their mouth in San Francisco Bay, constitute a great parent water-system of California, and both empty into the harbour of San Francisco, which is situated approximately midway between the northern and southern extremities of the State. The Sierra Nevada Mountains form the great watershed from which are fed most of the rivers and streams of California. The combined valleys of the Sacramento and the San Joaquin rivers are approximately 500 miles long, and have an average width of 50 miles. This area, the surface of which is quite level, is one of the most fertile regions in the world.
In addition to those already mentioned, the divisions of the mountain ranges form numerous smaller valleys. The principal of these are Sonoma, Napa, Ukiah, Vaca, Contra Costa, and Alameda valleys in the north; and Santa Clara, Pajaro, and Salinas valleys in the south. South of the Tehachapi Range, in Southern California, is another low-lying stretch of country which has become the centre of the citrus industry and the home of a large variety of semi-tropical fruits. In the south-eastern part of the State and east of the mountains is the low-lying desert region consisting of the Mojave Desert and Death Valley. Owing to the great height of the Sierra Nevada Mountains and their comparative proximity to the sea, the numerous streams, fed from their glaciers and perpetual snows, afford abundant water-power throughout their steep descent to the sea. This power is utilized for generating light and operating mills and factories.
California has one of the finest harbours in the world, San Francisco Bay, capable of accommodating the combined navies of the world. There are five other bays forming good harbours, San Diego, San Pedro, Humboldt, Santa Barbara, and Monterey bays. The 800 miles of California's length from north to south are equal to the combined length of ten States on the Atlantic seaboard; the northern line of California is on the same latitude as Boston, and the southern line is that of Savannah, Georgia. The entire state is subject to the beneficent influence of the Japan Current. The climate is equable; except in the high mountains, snow and the extremes of cold, experienced in the same latitudes on the Atlantic Coast, are unknown. There are, in reality, but two seasons: the wet and the dry. The wet or rainy season lasts from about September to April, during which the rains are occasional, alternating with clear weather. During the entire summer the winds from the west and south-west blow over the coast, keeping the weather cool, and not infrequently bringing in cold fogs towards evening. But it is chiefly in the balminess of its winters that the climate of California excels. It is never too cold to work outdoors, and the citrus fruits, semi-tropical as they are, grow to perfection throughout the valleys of California. The records of the climate left by early Franciscan missionaries who evangelized California are duplicated by those of the Government Weather Bureau of today.
The population of California, according to the United States Census of 1900, is 1,485,053, or 9.5 per square mile. This figure constitutes an increase of 22.7 percent upon the population of 1890. The following table, taken from the United States Census of 1900, exhibits the population of California in each census year since its admission into the Federal Union, its rank among the States in point of population, and the percentage of increase in its population during the period of ten years between each census:
|Year||Rank||Population||Percentage of Increase|
The census of 1900 also presents the following details of population: (a) White, 1,402,727; African, 11,045; Indian, 15,377; Chinese, 45,753; Japanese, 10,151. (b) Native-born, 1,117,813; Foreign-born, 367,240; (c) Males, 820,531; Females, 664,522. The estimated population of California (January, 1907) is 2,217,897, an increase of 732,844, or 49.3 percent since the census of 1900.
The soil of the State of California is rich and highly productive. It consists for the most part of alluvial deposits. This is especially true of the delta lands of the Sacramento and San Joaquin Rivers. Much of the so-called desert land consists of a rich subsoil covered with but a thin crust of sand. The value of irrigation in making this desert land productive, as well as in enriching the soil by bearing to it the washed-out life-principles from the uplands, is almost incalculable. The soil readily responds to the plough, and there is no hard, tough subsoil to be turned and mellowed. California has approximately 40,000,000 acres of arable land. To this must be added fully 10,000,000 acres of its so-called desert land, which needs but the touch of water from its irrigation systems to make it as productive as the valley or farm lands. The remaining 50,000,000 acres of California's domain, the mountainous and desert acreage, afford pasturage for millions of cattle and sheep. The chief products of the soil of California are hay, grain, fruits, wines, lumber, dairy produce, and livestock. It may be safely said that, in the combined values of these products, California is the richest in the United States. Ships loaded with her grain at San Francisco Bay carry their precious cargoes to every port in the world; her fruits, packed in special cars and shipped by fast freight, are the first choice in Chicago and New York, and find a ready market in London; her wines have given a standard of excellence to American wines, and "American wines" means "California wines" the world over.
The total value of all California's agricultural products, according to the census of 1900, was $131,690,606. The value of the output in 1906 reached the total of $213,000,000. The following table presents the total output of agricultural products in detail for the year 1906:
Asparagus 23,000,000 pounds
Almonds 4,200,000 pounds
Apricots 585,000 pounds
Apples 132,455,000 pounds
Beans 125,000,000 pounds
Barley 24,000,000 bushels
Brandy 4,070,992 gallons
Citrus Fruits 18,220,000 boxes
Canned Fruits and Veg. 4,475,751 cases
Corn 2,000,000 bushels
Cherries 5,382,000 pounds
Figs 45,000 pounds
Grapes 73,224,000 pounds
Hops 73,000 bales
Hay 3,000,000 tonnes
Lumber 900,000,000 feet
Pears 54,390,000 pounds
Peaches 21,015,000 pounds
Plums 43,938,000 pounds
Prunes 180,000,000 pounds
Raisins 100,000,000 pounds
Other Dried Fruit 41,000,000 pounds
Olive Oil 51,000 gallons
Potatoes 6,500,000 bushels
Walnuts 12,800,000 pounds
Wool 22,000,000 pounds
Wheat 4,700,000 centals
Wine 41,000,000 gallons
The total annual output of fruit from California farms is $40,000,000, and this is made up of all known fruits that grow in temperate and semi-tropical climates. In the year 1906 there were 30,000,000 fruit trees in California; this figure does not include nuts, figs, olives, or berries. Six million of these fruit trees belong to Santa Clara Valley alone. The principal fruit trees are as follows: apple trees, 4,000,000; apricot trees, 3,500,000; cherry trees, 1,000,000; peach trees, 4,500,000; pear trees, 2,000,000; orange trees, 6,000,000; lemon trees, 2,000,000. There are 272,500 acres of land devoted to the cultivation of grapes: 250,000 for wine, and 22,500 for table grapes.
The total value of the output in manufactures in 1900, according to the census, was $302,874,761. In 1906 it amounted to $400,000,000. The chief elements contributing to California's success in manufactures are an abundance of raw material from her soil, cheap fuel from her forests, and cheap power from her streams. The heaviest items of manufacture are sugar, lumber and timber products, flour, machinery, and leather goods. During 1906 the total output of sugar was 62,110 tons. The discovery of rich deposits of petroleum has given an impetus to manufactures that is already far-reaching in its results. In 1900 there were 12,582 manufacturing plants in California, representing a total investment of $205,395,025, and giving employment to 98,931 persons; the sum paid out for labour was $55,786,776, and for materials, $188,125,602.
Mining is still one of the most important industries of California, notwithstanding that the flood of population first lured to her mountains by the discovery of gold has long ago been turned to agriculture and commerce. There are some forty-seven mineral substances now being mined in the State. The value of the total output in 1900 was $28,870,405. In 1906 it was over $54,000,000. Gold, petroleum, and copper are now the most valuable items of this output. In the same year there were 1,107 producing mines in the State. The value of the gold output was $19,700,000; silver, $2,460,000; copper, $3,750,000; quicksilver, $904,000; petroleum, $10,000,000. It is estimated that in the petroleum industry alone the total investment is more than $20,000,000; 35,000,000 barrels of oil were produced in 1906. There are also large and valuable deposits of brick and pottery clays, lime, asphaltum, bitumen, and iron ore.
Twenty-two per cent of the area of the State is forest-clad, and the importance of the lumber industry in California increases each year as the mountains of the east and the north are denuded of their trees. California is the home of the redwood (Sequoia). These remarkable trees attain a height of three hundred feet in the famous groves of Big Trees in Mariposa and Calveras Counties. Redwood and pine are the two principle woods. It is estimated that, without the growth of another tree, the forests of California can not be exhausted for two hundred years. San Francisco alone sends 400,000,000 feet of lumber to the world each year. The total output of the State for 1906 was 900,000,000 feet. There are $16,000,000 invested in the industry, 250 mills, and the value of the total output, together with the by-products of the forests, is $17,000,000--the lumber itself amounting to $8,500,000.
Throughout the splendid harbour of San Francisco passes by far the greatest part of the ocean commerce of California, as well as of the entire Pacific Coast. The harbours of the State now carry on an ocean commerce of about $100,000,000 per year, the precise figure for 1906 being: imports $49,193,303; exports $45,479,422. The total foreign commerce of the State for 1900 was $119,212,911, and in 1906 San Francisco was fourth among the cities of the United States in point of customs receipts. Besides the ocean commerce of California with every port of the world which passes through her harbours, she has direct communication by rail with every quarter of the United States. Four great transcontinental railroads carry her goods and passengers to and from her cities, and a fifth is now (1907) nearing completion. In 1900 the total railroad mileage of the State was 5,532.
The educational system of the State commences with primary schools and continues through grammar schools and high schools, culminating in the State University. These are all public schools, being supported by the State and counties, and affording free education to all. The State Constitution creates the office of Superintendent of Public Instruction; it also provides for a superintendent of schools for each of the fifty-seven counties of the State. It makes provision for the maintenance of the public school system, and directs that the proceeds of all public lands and of all escheated estates shall be appropriated to the support of the common schools. The State University is situated at Berkeley on the Bay of San Francisco. It was created by act of the legislature on 23, March, 1868, and this act is confirmed by the present constitution (that of 1879), making the organization and government of the university perpetual. The university is designed for the education of male and female students alike, and in fact the principle of co-education is recognized and put in practice in nearly all state educational institutions.
The total number of professors, including the various officers of instruction and research, in the University of California, for the year ending 30 June, 1906, was 318, as follows: academic, 252; art, 9; Lick Astronomical Observatory, 9; law, 6; medicine, 34; pharmacy, 8. The total number of students for the same period was 3,338, of whom 2,007 were men, and 1,331 women, the women being nearly 40 percent of the total enrollment. This percentage is far higher in the Colleges of Letters, Social Sciences, and Natural Sciences, in which, as an average, the women outnumber the men more than two to one. The College of Agriculture, as well as several other technological colleges, including the College of Mechanics, the College of Mining, the College of Commerce, the College of Civil Engineering, and the College of Chemistry, are designed to afford a complete technical training in their respective branches. The Affiliated Colleges of the University, being the schools of Law, Medicine, Pharmacy, and Dentistry, are situated in San Francisco; there are several experiment stations for which the university receives $15,000 annually from the Federal Government; and there is a State University Farm of 780 acres at Davisville. The university has been the recipient of munificent endowments both from the State and from private persons. In addition to these, and the proceeds of public land already mentioned, a direct tax of two cents on every $100 of taxable property in the State is levied, and applied to the support of the university. But four of the fifty-seven counties of the State have no high school, and some counties have several. There are also five normal schools, situated respectively at San Francisco, Los Angeles, San José, San Diego, and Chico. In addition to these there are night schools, technical schools, and commercial schools in all the large cities of the State.
The public school system of the State was founded in the constitutional convention at Monterey, in September, 1849. The 500,000 acres of land granted by Congress to new States for the purpose of internal improvement were appropriated to constitute a perpetual school fund. It was also provided that a school should be kept in each district at least three months each year to secure any share of the State school funds. In the school year ending 30 June, 1906, there were 3,227 primary and grammar schools in the State, and 117 high schools. The total number of teachers in the public schools was 9,371; the total number of pupils, 321,870. The total number of pupils in private schools was 43,080. California has been more than lavish in her provision for her public school system. The total income of her public schools during the scholastic year 1905-06 was $11,494,670.29. The total value of public school property for the same year was $23,860,341. This does not include the State University. The total income of the State University for the same period was $1,564,190. The Leland Stanford Junior University is situated at Palo Alto. It was founded by Mr. and Mrs. Leland Stanford as a memorial to their only child. The total value of the endowments given to the university by its founders reaches the astonishing figure of $26,000,000. Like the University of California, it is co-educational, but the number of women students is limited to 500. The university was opened to students in 1891.
The work of religious education in California is confined almost exclusively to institutions under Catholic auspices. In California the Catholic Church, notwithstanding that she receives no financial aid from the State, and that the support of her schools and colleges must be derived entirely from contributions of the faithful, has done great things in the cause of Christian education. The great pioneers of Catholic education in California were the Jesuits. In 1851 Santa Clara College was founded by the venerable Father John Nobili, S.J. This was followed, four years later, by the establishment of St. Ignatius College in San Francisco under the leadership of the Rev. Anthony Maraschi, S.J. From the days of these small beginnings the zeal of those charged with the education of Catholic youth has been untiring, progress has been steady, and the results already achieved have more than compensated for the sacrifices and expenditures which the work entailed. The following figures for the year 1907 will give some idea of the importance of Catholic education in California: 1 archdiocesan seminary, 5 seminaries of religious orders, 1 normal school, 11 colleges, academies and high schools for boys, 47 academies for girls, 73 parochial schools, 31,814 young people under Catholic care . Besides the institutions just mentioned there are numerous orphan asylums, industrial school, infant asylums, day homes and a protectory for boys to which is attached a boys' industrial farm at Rutherford. In addition to the colleges in charge of the Jesuits already mentioned, the Christian Brothers conduct Sacred Heart College in San Francisco, and St. Mary's College in Oakland. St. Vincent's College, in Los Angeles, is under the care of the Vincentian Fathers. There are several other universities and colleges, as well as numerous grammar, primary and secondary schools and kindergartens, under private management.
The origin of the name California has been the subject of some conjecture; but certain it is that by the end of the sixteenth century it was applied to all the territory claimed by the Spanish Crown, bordering on the Pacific Ocean and lying north of Cape San Lucas. In a much later day it came to designate, under the familiar phrase, "The Two Californias", the territory now included in the State of California, and the Peninsula of Lower California. After Florida, California is the oldest name of any of the United States. The land was discovered by the Spaniards--Lower California by Cortez who visited the peninsula in 1533; and Alta or Upper California by Cabrillo, in 1542. Lower California had been evangelized by the Jesuits who established eighteen missions between 1697 and 1767. Upon the expulsion of the Jesuits in the latter year, the care of the missions and the conversion of the Indians in the Spanish settlements were entrusted to the Franciscans. To them therefore belongs the honour of founding the great mission system of California proper. The leader of this gigantic work was the renowned Father Junípero Serra, and his first settlement in California was the mission of San Diego, which he established in July, 1769. San Francisco was founded in 1776. For fifteen years the saintly man laboured in California with apostolic zeal, and at the time of his death in 1784, he established nine missions between San Diego and San Francisco. The total number of missions founded in California by the Franciscans was twenty-one, and they extended from Sonoma in the north to San Diego in the south. Prominent among them were Santa Clara, San Luis, Obispo, Santa Barbara, and San Juan Capistrano. The missions were all established under the sovereignty of the King of Spain; each mission had its church, a residence for the fathers, a presidio, or military guard, and shops and workrooms for the Indians, who, besides receiving instruction in the Faith, were taught the useful arts of civilization. (See CALIFORNIA MISSIONS.) Each mission was established in conjunction with a Spanish settlement under a civil governor, and during this period, the immigration was almost exclusively Spanish and Mexican. In 1822 California ceased to be a Spanish colony and became part of the territory of Mexico. From that date begins the decline of the missions; the policy of the government became one of annoyance, interference, and aggression. Finally, in 1834, began the secularization of the missions, which was in fact their downright confiscation. The Fathers were deprived of their lands and buildings; and the Indians freed from the benevolent government of the friars.
The results were disastrous. The Indians were scattered and dispersed, and many of them lapsed into barbarism. The missions themselves were destroyed. This confiscation forms one of the saddest injustices in history. The temporal wrongs done at this time were partially righted in 1902 by the award of the International Tribunal of Arbitration at The Hague, in the case of the Pious Fund, which adjudged the payment by Mexico to the United States for the Catholic Church in California, of the accrued interest of the Fund. When taken over by President Santa Anna in 1842, the total value of the Pious Fund estates was estimated at $1,700,000. In 1826 the first emigrant train of Americans entered the present territory of California. From that year onward there was a gradual influx of Americans, most of whom engaged in trading, hunting, prospecting, cattle-raising, and farming. As the American population increased there were frequent misunderstandings and clashes with the Mexican authorities, some of them not altogether creditable to the Americans. Commodore Jones made an unauthorized seizure of Monterey in 1842. The United States Government subsequently disavowed his acts and made apologies to Mexico.
In 1846 a party of Americans seized Sonoma, captured the commandant, and proclaimed the independence of the Republic of California. The young republic chose the Bear Flag as its emblem. In a few weeks news was received of hostilities between the United States and Mexico; the Bear Flag gave place to the American Flag; and Monterey, San Francisco, Sonoma, and Sutter's Fort were soon in the hands of the Americans. California was finally ceded to the United States, on the conclusion of the war with Mexico, by the Treaty of Guadeloupe Hidalgo, proclaimed 4 July, 1848. In January, 1848, gold was discovered by James W. Coloma, on the American River. The news spread like wildfire, and by the early part of 1849 a mighty tide of immigration had set in. The gold-seekers came from every section of the United States, and from Europe. In that year more than 80,000 men arrived in California. These men were afterwards called the "Forty-niners". Some of them came from Australia; some, from New York and Europe by way of Cape Horn; some crossed the Isthmus of Panama; while a large number came across the plains in caravans, on horseback, and even on foot. Fortune awaited thousands of these pioneers in the rich placer mines, and California became the richest gold-producing State in the United States. But thousands of those who were unsuccessful in their quest for gold, found even greater and more lasting wealth in tilling the rich soil and engaging in commerce. After the excitement caused by the discovery of gold had subsided, a steady stream of immigration began, and continues to the present time. The foreign immigrants have been chiefly Irish, German, English, Canadian, Italian, and French, though there are also considerable numbers of Portuguese and Swedes. As shown in the tables already presented, more than seventy five percent of the total population in 1900 was native-born.
So rapid was the growth of population after the discovery of gold, that in 1849 a constitution was adopted by the convention at Monterey, and California was admitted into the Union of States by Act of Congress on 9 September, 1850. That day has ever since been a legal holiday, and is generally celebrated and referred to as Admission Day. Peter H. Burnett was elected first governor of the new state and served during 1851 and 1852. All sorts of men found their way into the new El Dorado, as it was called. Most of them were hardy, industrious, and honest--these were the true pioneers. But there was a considerable admixture of the reckless and daredevil element, criminals and desperadoes, who sought fortune and adventure in the new gold diggings. In 1851 there was a veritable carnival of crime in San Francisco which the lawfully constituted authorities were unable to suppress. The citizens of the city organized themselves into a Vigilance Committee and punished crimes and criminals in summary fashion. The members of the committee were known as "Vigilantes", and were for the most part honest and reputable men, who resorted to these measures only from motives of necessity and duty, in the disturbed condition of the government. A similar condition arose again in 1856 and was met by the same remedy. It must be said that the trials of the Vigilance Committee, while informal, were in the main fair, and the punishments inflicted richly deserved.
Large numbers of Chinese coolies had emigrated to California ever since 1850; the influx was greatest during the building of the Central Pacific Railroad which was completed in 1869. A strong anti-Chinese sentiment developed, due chiefly to three principal objections made against them: they worked for wages much lower than white men; they spent little of their earnings; they rarely established homes, but lived together in large numbers and in unclean surroundings. The agitation grew to tremendous proportions, provoked serious riots, and finally resulted in the so-called Chinese exclusion acts which have been enacted periodically by Congress since 1882. There were at one time over 100,000 Chinese in California. In 1900 the number had decreased to 45,753; and it is now (1907) much smaller. In 1891 the Australian Ballot was introduced at State elections. Among other important political events of the last twenty-five years was the prohibition of hydraulic mining, which had destroyed immense areas for agriculture and had choked up river beds with the accumulation of detritus; also the passage of numerous beneficial laws for the promotion of irrigation, for the fumigation of fruit trees, and for the importation of predatory insects for the purpose of destroying insect pests. The present constitution of California was adopted in 1879. During the Spanish-American War and the subsequent American occupation of the Philippines, San Francisco has been the chief depot for the transportation of troops and supplies. On 18 April, 1906, one of the greatest earthquakes recorded in history visited the coast of California; it was most severe in San Francisco. Fire started simultaneously in a dozen quarters and burned incessantly for three days. All but the western and southern parts of the city were consumed. The city, as a city, was destroyed. The loss of life is estimated at 500, and of property at $500,000,000. More than 300,000 people left the city after the fire. Over 200,000 of these have returned, and incredible strides have been made in rehabilitating the city. Nearly $200,000,000 have been expended (December, 1907) on improvements in the 497 city blocks that were destroyed.
The territory of the State of California is divided, ecclesiastically, into the Archdiocese of San Francisco, the Diocese of Monterey and Los Angeles, and the Diocese of Sacramento. The first includes the city of San Francisco and the central and more westerly counties of the State. The second includes all of Southern California. The third embraces the entire northern part of the State, as well as nearly half of the State of Nevada. With the exception of the Diocese of Sacramento, their boundaries are conterminous with those of the State. The Diocese of Salt Lake, in Utah, and the Dioceses of Sacramento and of Monterey and Los Angeles are suffragan to the Archdiocese of San Francisco. The Catholic population of California is estimated at 344,000 (1906), made up as follows: Archdiocese of San Francisco, 227,000; Diocese of Sacramento, 42,000; Diocese of Monterey and Los Angeles, 75,000. By far the greater portion of these are white, the total of blacks, Indians, and Chinese being less than five percent.
From 1769, the year which saw the foundation of San Diego, until the second expedition of Fremont (1846), the settlers and immigrants were chiefly Catholic, being natives of Spain and Mexico. The discovery of gold in 1848 was immediately followed by an inrush of thousands of immigrants. These gold-seekers were mostly Americans, but there was also a large proportion of foreigners. From that time until the present, the immigration has been steadily on the increase, the Catholic part of it being chiefly Irish, Irish-American, Italian, French, and German.
The first governor of California, Peter H. Burnett, was a convert to the Catholic Faith. Stephen M. White, who represented California in the Senate of the United States, was one of the first graduates of the Jesuit college at Santa Clara. He was an astute lawyer, a brilliant orator, and a tireless worker. E. W. McKinstry, like Judge Burnett, was a convert to the Faith; and like him, also, was a member of the Supreme Bench. Judge McKinstry was a man of deep erudition, a fine constitutional lawyer, and an exemplary Catholic. W. G. Lorigan, a Catholic, was also chosen to the Supreme Bench. Joseph McKenna, another California Catholic, became a Justice of the Supreme Court of the United States (1898), and James F. Smith, General in the United States Army, Member of the Philippine Commission, and Governor-General of the Philippine Islands, is another alumnus of Santa Clara College. Garret W. McEnerney, one of the leaders of the California Bar, who won international fame by his masterful presentation of the claims of the Catholic Church in California to the Pious Fund (q.v.) before the Tribunal Arbitration at The Hague in 1902, graduated at St. Mary's College.
The following statistics of the Catholic Church in California are taken from the Catholic Directory for 1907: archbishop, 1; bishops, 2; total priests, 488; secular, 321; religious, 167; total churches, 366; churches with resident priests, 209; missions with churches, 157; stations, 119; seminary, 1; seminaries of religious orders, 5; colleges and academies for boys, 11; academies for young ladies, 47; parishes with parochial schools, 73; orphan asylums, 12; total young people under Catholic care, 31,814; Catholic population, 344,000. There are houses or monasteries of Jesuits, Dominicans, Franciscans, Paulists, Marists, Selesians, Christian Brothers, and Brothers of Mary. The Catholic sisterhoods are almost all represented.
The total number of churches was 1505; total value of church property, $11,961,914; total number of communicants, 280,619. Of course, these figures have been greatly increased since that time. Catholics do not recognize any such enumeration as "communicants"; the total for this head therefore underestimates the Catholic population.
|Denomination||Organization||Churches||Value of church property||Number of communicants|
The constitutional provision safeguarding religious freedom is ample and specific. It reads as follows: "The free exercise and enjoyment of religious profession and worship, without discrimination or preference, shall be forever guaranteed by this State; and no person shall be rendered incompetent to be a witness or juror on account of his opinions on matters of religious belief; but the liberty of conscience hereby secured shall not be so construed as to excuse acts of licentiousness, or justify practices inconsistent with the peace or safety of this State." The Constitution prohibits the appropriation of money from the State treasury for the use or benefit of any corporation, association, asylum, hospital, or any other institution not under the exclusive management and control of the State as a State institution. But there is, nevertheless, a proviso authorizing the granting of State aid to institutions conducted for the support of maintenance of "minor orphans, or half-orphans, or abandoned children, or aged persons in indigent circumstances". The Constitution also expressly prohibits the appropriation of money in support of any sectarian creed, church, or school. The policy of the State is to afford the fullest measure of religious liberty to all, to discriminate in favour of, or against, no one on account of religious belief, and not to permit the power or resources of the State to be used for the propagation of any form of religion or for the benefit of any religious institution. Every Sunday is by express legislative enactment a legal holiday (Civil Code, 7); on that day all courts are closed, and business is universally suspended. Any act required by law or contract to be done or performed on a particular day which happens to fall on a Sunday, may be done or performed on the next day with full legal effect. But there is no law compelling the religious observance of Sunday, and contracts, deeds, wills, notes, etc. executed on Sunday are just as valid as if executed on any other day. But, while there is no Sunday Law, properly so-called, there is an act of the legislature passed 27 February, 1893, securing to all employees one day's rest in seven, and making it a misdemeanor to violate the provisions of the act.
The Code of Civil Procedure provides that "every court, every judge or clerk of any court, every justice and every notary public, and every officer or person authorized to take testimony in any action or proceeding, or to decide upon evidence, has power to administer oaths or affirmations". Any person who desires it may, at his option, instead of taking an oath, make his affirmation. The Bible is not used in administering oaths; in judicial proceedings, the witness raises his right hand and the clerk or judge swears him "to tell the truth, the whole truth, and nothing but the truth, so help you God". To make a willfully false statement after having taken an oath or affirmation, before an officer authorized to administer it, to testify to the truth, is perjury, a felony punishable by imprisonment in the State's prison for from one to fourteen years. The Penal Code makes it a misdemeanor, punishable by a fine of $200 or imprisonment for ninety days, to utter profane language in the presence or hearing of women and children (Penal Code, sect. 415). The Supreme Court of the State, in the case of Delaney, ex parte, California Reports, Vol. XLIII, page 478, has held it to be within the power of a municipal corporation empowered by its charter to prohibit practices which are against good morals, to prohibit and punish the utterance of profane language. The entire matter of profane language is generally left to the control of the local authorities, and most of the counties and cities have ordinances prohibiting and punishing it. It is customary to open the sessions of the legislature with prayer, though there is no provision of law either requiring or prohibiting the practice. There is no recognition of any religious holidays, by name, except Sunday. New Years' Day and Christmas are both holidays, but they are described in the Civil Code merely as "the first day of January. . .and the twenty-fifth day of December". It must be said that the same rule is observed in the Code in referring to the other legal holidays. Washington's Birthday, Memorial Day, Independence Day, etc. are simply the twenty-second day of February, the thirtieth day of May, the fourth day of July, etc. The seal of confession has the full sanction and protection of the law. It occupies the same position in the eyes of the law as communications made to attorneys and physicians in their professional capacities. It is the policy of the law to encourage these confidential or privileged communications, as they are called, and to keep them inviolate. Section 1881 of the Code of Civil Procedure provides that a priest cannot be examined as to any confession made to him, as such, by a penitent.
The laws governing the incorporation of churches, and religious societies and providing for the protection and management of church property are both beneficent and effective. The Civil Code (section 602) provides that any bishop, chief priest, or presiding elder, may become a sole corporation by complying with certain simple legal formalities. Thereafter, the usual attributes of corporation aggregate attach, mutatis mutandis, to the corporation sole. Under this statute all Catholic Church property in the Archdiocese of San Francisco is held in the name of "The Roman Catholic Archbishop of San Francisco", a corporation sole. Upon the death of the incumbent, his successor, properly appointed and qualified, takes the place of his predecessor, and no probate or other proceedings are required to vest the title to the church property which, in contemplation of law, remains always in the corporation sole, regardless of who may be, for the time being, the incumbent. In addition to the laws governing corporations sole, there are very liberal statutes authorizing the incorporation of single churches, as well as of religious, charitable, and educational associations, and the holding of property by such corporations; also authorizing the consolidation of two or more churches or parishes into one corporation. Under the law of California, therefore, the property interests of the church are jealously safeguarded, and she is free to hold her church property in either of the methods above pointed out. Prior to the year 1900, California stood alone among the States of the Union in taxing church property in the same manner and at the same rate as business or residence property. On 6 November, 1900, the people of the State adopted an amendment to the Constitution, providing that "all buildings, and so much of the real property on which they are situated as may be required for the convenient use and occupation of said buildings, when the same are used solely and exclusively for religious worship, shall be free from taxation". The residences of the clergy, the hospitals, orphanages, refuges, asylums, and all other institutions which are devoted to charitable or eleemosynary objects, but which are not used "solely and exclusively for religious worship", are still subject to taxation as before. The law exempts "ministers of religion" from military duty; and "a minister of the gospel, or a priest of any denomination following his profession" is exempt from jury duty.
The Civil Code defines marriage as "a personal relation arising out of a civil contract, to which the consent of parties capable of making that contract is necessary. Consent alone will not constitute marriage; it must be followed by a solemnization authorized by this code" (55). This section of the code formerly permitted "a mutual assumption of marital rights, duties or obligations" to take the place of a solemnization. In other words, the so-called common-law marriages were permitted, and their validity upheld, by the laws of the State. But the difficulty of determining just what constituted "a mutual assumption of marital rights, duties or obligations", and the numerous and scandalous cases of intrigue, temporary or illicit relations, hasty, ill-advised, and clandestine unions, with their consequent perplexing questions of legitimacy, succession, property rights, and the status of the parties themselves, convinced the leading minds of California that the position of the Catholic Church on the necessity of the public safeguards with which she protects the marriage ceremony, is the only wise and safe one. Accordingly, in 1895, the legislature amended the law, and made it necessary that the consent of the parties to the marriage be evidenced by a solemnization of the marriage. No particular form of solemnization is required, but the parties must declare in the presence of the person solemnizing the marriage that they take each other as husband and wife. Marriages may be solemnized by a priest, or a minister of any denomination, or by a justice or judge of any court. A license must first be obtained, and the person solemnizing the marriage must attach his written certificate to the license, certifying to the fact, the time, and the place of, and the names and residences of the parties and the witnesses to, the marriage. The license and certificate must then be recorded with the County Recorder. Under these stringent rules little or no difficulty is found in proving a marriage; and all relations between the sexes are simply meretricious unless the parties avail themselves of the legal requirements of solemnization of marriage. There is a charitable provision of the law, designed for the benefit of innocent offspring, to the effect that all children of a marriage void in law or dissolved by divorce are legitimate. The age of consent to marriage is eighteen in males and fifteen in females; but if the male be under the age of twenty-one, or the female under the age of eighteen, the consent of parents or guardian must first be obtained. The law of the State forbids and makes absolutely void marriages: (1) Between whites and negroes, mongolians, or mulattoes; (2) Between ancestors and descendants, brothers and sisters, uncles and nieces, aunts and nephews (marriages between cousins are permitted); (3) If either party be already married, for one year after the entry of an interlocutory decree of divorce. The annulment of marriages is provided for in certain cases; such marriages are considered voidable and may be annulled for any of the following causes: (1) If, at the time of the marriage, either party be under the age of consent, and the consent of parents or guardian be not obtained; (2) If either party be of unsound mind at the time of the marriage; (3) If consent of the marriage be obtained by fraud; or (4) By force, or (5) If either party be physically incapable of entering into the marriage state. The annulment of marriage must carefully be distinguished from divorce. The latter implies the existence of a perfectly valid marriage. The former affords relief to the injured party, who may either ratify the marriage, and thus make it valid from the beginning, or have it set aside and declared void from the beginning.
The principle of divorce is recognized by the law of California, which assigns six grounds of divorce: adultery, extreme cruelty, willful desertion, willful neglect (failure to provide), habitual intemperance, and conviction of a felony. Notwithstanding that a cause for divorce be proved to exist, the divorce must be denied upon proof of any of the following: connivance, collusion, condonation, recrimination (proof of a cause of divorce against the plaintiff), or lapse of time. To prevent fraudulent and secret divorces, as well as the promiscuous granting of divorces, the law requires a bona fide residence by the plaintiff for one year in the State, and for three months in the county, before filing suit. Upon dissolution of the marriage by divorce, the Superior Court has jurisdiction to award the care and custody of the children to the innocent party, or to make such other provision for their care and custody as the best interests of the children, both moral and material, may require; and this disposition may be altered from time to time in the discretion of the Court.
In 1903 the law on the subject of divorce was amended. Since that year, upon proof by the plaintiff of a cause for divorce, an interlocutory decree of divorce is granted. This decree entitles the successful party to a final decree of divorce upon the expiration of one year after the entry of the interlocutory decree. This change in the law prevents the remarriage of either of the parties until the expiration of one year from the entry of the interlocutory decree.
As previously explained, the Church receives no financial aid from the State towards the religious education of her children, and here, as elsewhere, Catholics are taxed for the support of public schools, as well as charged with the duty of maintaining schools of their own. Here also, as elsewhere, the effects of the public school system of non-religous education emphasize the necessity of providing for Catholic youth a complete system of education that includes, with the best profane scholarship, a sound moral and religious training. The need is especially felt in the university courses, whose systems of philosophy, if not positively anti-Christian, are certainly not calculated to foster belief in a personal God, or to strengthen faith in a Divine revelation. There are liberal statutes in force, permitting and encouraging the foundation and maintenance of private institutions of learning, and the only interference permitted the State authorities concerns the supervision of sanitary arrangements, and the prescribing of such standards of scholarship as will entitle graduates to admission to the State University without examination.
There are also liberal statutes authorizing the incorporation of religious, social, benevolent, or charitable organizations. Such corporations may make and enforce rules for the government of themselves and their institutions, and may purchase and hold such real property as may be necessary for the objects of the association, not exceeding six whole lots in any city or town, or fifty acres in the country, and the annual profit or income of such land must not exceed $50,000. Orphan asylums, however, maintaining at least 100 orphans are permitted to purchase and hold 160 acres of land, of a net annual value of not more than $50,000. These provisions, it must be remembered, do not limit the power of purely religious corporations, whether sole or aggregate, to purchase and hold such lands as may be necessary for their churches, hospitals, schools, colleges, orphan asylums, and parsonages, under statutes previously discussed. The State Constitution prohibits the appropriating of public money "for the support of any sectarian or denominational school, or any school not under the exclusive control of the officers of the public schools"; it also provides that no "sectarian or denominational be taught, or instruction thereon be permitted, directly or indirectly, in any of the common schools of the State". Under another constitutional provision already discussed, the legislature passed a law in 1880 appropriating annually to every institution maintaining orphans the sum of $100 for each orphan, and $75 for each half orphan. In 1903 the legislature created a State Board of Charities and Correction, consisting of six members appointed by the governor. This board has a supervisory jurisdiction over all charitable, correctional, and penal institutions, including hospitals for the insane.
There is no State law forbidding the sale of liquor to citizens generally. But it is forbidden: to bring intoxicating liquor to a prison, jail, or reformatory; or to sell, give, or expose it for sale within half a mile to a State prison, or within 1,900 feet of a reformatory, or within one mile of the University of California at Berkeley, or within one an one-half miles of any veteran's home, or within the State Capitol, or on the grounds adjacent thereto; or at a camp meeting; or to a common or habitual drunkard; or to an Indian; or to a minor under the age of eighteen years; or within one mile of an insane asylum. It is forbidden to permit a minor under the age of eighteen years to enter a saloon; and it is also forbidden to give or sell intoxicating liquor to anyone on election day. Beyond these provisions, the general law leaves the control of the sale of liquor entirely to local authority. Each county, city, and town is free to regulate the liquor traffic to suit the wishes of its citizens.
There are two State prisons, situated respectively at San Quentin and Folsom. These prisons, under the Constitution, are subject to the direct control of the State Board of Prison Directors, consisting of five members appointed by the governor. The prisoners are kept at work, in the rock-crushing plant, in making grain bags, in building roads, etc. Priests and ministers are free to visit the prisoners and conduct religious services for their benefit. There are two State reformatories for juvenile offenders--the Preston School of Industry at Ione City, and the Whittier State School, at Whittier. Each is governed by its own board of trustees, and is entirely independent of the Board of Prison Directors. There is also a juvenile court charged with the control and punishment of juvenile dependents and delinquents. A large discretion is vested with the judge of this court and much good has been accomplished since its creation in keeping children of Catholic parentage under the care and influence of conscientious Catholic officers.
In California every person of sound mind who has reached the age of eighteen years may dispose of his entire estate by will, subject to the payment of his debts and expenses of administration. Such part of a decedent's estate as is not disposed of by will is distributed according to the statutes of succession. The estates of such persons as die without wills and without heirs escheat to the State. The phrase "expenses of administration" includes funeral expenses of the deceased, expenses of his last illness, and provision for the support of his family, including the homestead, family allowance, and setting apart property exempt from execution.
No person is permitted to dispose by will of more than one-third of the value of his estate to charitable uses. A will attempting to dispose of a greater proportion to charity would not be absolutely void, but all the charitable bequests and devises would be reduced proportionately so that their total value would not exceed one third. Moreover, every charitable bequest and devise is absolutely void unless it be made at least thirty days prior to the testator's death. A bequest or devise to a church as such, or to a college, orphan asylum, missionary society, hospital, or home for the aged would be for a charitable use under this provision. But not so a devise or bequest to a priest or bishop by name, and in his individual capacity. It has also been held that a bequest to a priest for Masses to be offered for the repose of the soul of the deceased, is not a charitable bequest.
Cemeteries may be purchased, held, and owned under the liberal statutes for the ownership of church property, already explained. Or, they may be purchased, held, and owned by cemetery corporations formed under a general law, by which their land holdings are limited to 320 acres situated in the county in which their articles of incorporation are filed, or in an adjoining county. The law provides for the survey and subdivision of such lands into lots or plots, avenues or walks, and for the government of such corporations, as well as the sale and tenure of burial plots.
CLINCH, California and Its Missions (San Francisco, 1904); JAMES, In and Out of the Old Missions (Boston, 1906); JACKSON, California and the Missions (Boston, 1903); BURNETT, Recollections of an Old Pioneer; EDWORDS, California Annual (San Francisco, 1907); U. S. Census of 1900 (Washington); U. S. Census of 1890 (Washington); SWETT, History of the Public School System of California (San Francisco, 1876); Catholic Directory for 1907 (Milwaukee); Twenty-second Biennial Report of the Superintendent of Public Instruction (Sacramento, 1906); University of California Register (Berkeley, 1907); BABCOCK, History of California (Sacramento, 1907); TREADWELL, Constitution of California (San Francisco, 1907); Civil Code, Code of Civil Procedure, Political Code, Penal Code (San Francisco, 1906).
APA citation. (1908). California. In The Catholic Encyclopedia. New York: Robert Appleton Company. http://www.newadvent.org/cathen/03170a.htm
MLA citation. "California." The Catholic Encyclopedia. Vol. 3. New York: Robert Appleton Company, 1908. <http://www.newadvent.org/cathen/03170a.htm>.
Transcription. This article was transcribed for New Advent by Matthew and Therese Reak. Dedicated to my friends, the Ottles.
Ecclesiastical approbation. Nihil Obstat. November 1, 1908. Remy Lafort, S.T.D., Censor. Imprimatur. +John Cardinal Farley, Archbishop of New York.
Contact information. The editor of New Advent is Kevin Knight. My email address is feedback732 at newadvent.org. (To help fight spam, this address might change occasionally.) Regrettably, I can't reply to every letter, but I greatly appreciate your feedback — especially notifications about typographical errors and inappropriate ads. | <urn:uuid:5ee17248-7eb4-4c93-89a4-245d63f4f165> | {
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Battle of the Boyne
The Battle of the Boyne was a turning point in the Williamite war in Ireland, between the deposed King James VII of Scotland and II of England and his son-in-law and successor, William III ("William of Orange"), for the English, Scottish, and Irish thrones. It took place on July 1, 1690 (Old Style date), just outside of the town of Drogheda on Ireland's east coast. As a consequence of the adoption of the Gregorian calendar, the battle is now commemorated on July 12.
Though not militarily decisive, its symbolic importance has made it one of the most infamous battles in British and Irish history and a key part in Irish Protestant folklore. It is still commemorated today, principally by the Orange Order. Irish Protestants have cast the battle as one between William the representative of Christ and the forces of darkness. Their victory meant that the Protestants had "won" Ireland, and it justified their ascendancy.
King William's victory was followed by systematic efforts to Protestantize Ireland with Protestant settlers and legal restrictions on the rights of Catholics. However, this was but a chapter in a continuing process of what was called the "pacification" of Ireland, beginning with Pope Adrian IV's bull that granted Ireland to England and Henry II's invasion of 1171. This process led to the establishment of a Protestant majority in the province of Ulster, most of which became Northern Ireland in 1921, and where conflict between Catholic and Protestants, known as the "troubles," led to British military intervention in between 1969 and 1997.
A sectarian battle
The battle of the Boyne was the decisive encounter in a war that was primarily about James's attempt to regain the thrones of England and Scotland, but is widely remembered as a decisive moment in the struggle between Protestant and Catholic factions in Ireland. However, recent analyses have played down the religious aspect of the conflict. In fact, both armies were religiously mixed, and William of Orange's own elite force—the Dutch Blue Guards—had the papal banner with them on the day, many of the Guardsmen being Dutch Catholics. They were part of the League of Augsburg, a cross-Christian alliance designed to stop a French conquest of Europe, supported by the Vatican. The war in Ireland was also the beginning of a long-running but ultimately unsuccessful campaign by James's supporters, the Jacobites, to restore the Stuart dynasty rule to the British thrones. While most Jacobites in Ireland were indeed Catholics, many English and Scottish Jacobites were Protestants and were motivated by loyalty to the principle of monarchy (considering James to have been illegally deposed in a coup) or to the Stuart dynasty in particular, rather than by religion. A handful of British Jacobites fought with James at the Boyne. In addition, some of the French regiments fighting with the Jacobites at the Boyne were composed of German Protestants. In a European context, therefore, the battle was not a religiously motivated one, but part of a complicated political, dynastic, and strategic conflict.
In an Irish context, however, the war was a sectarian and ethnic conflict, in many ways a re-run of the Irish Confederate Wars of 50 years earlier. For Irish Jacobites, the war was fought for Irish sovereignty, religious toleration for Catholicism, and land ownership. The Irish Catholic upper classes had lost almost all their lands after Cromwell's conquest and had also lost the right to hold public office, practice their religion, and to sit in the Irish Parliament. They saw the reign of the Catholic King James as a means of redressing these grievances and to secure the autonomy of Ireland from the English Parliament. To these ends, under Richard Talbot, 1st Earl of Tyrconnell they had raised an army to restore James to his throne after the Glorious Revolution. By 1690, they controlled all of Ireland except for the Northern province of Ulster. Most of James II's troops at the Boyne were Irish Catholics.
Conversely, for Williamites in Ireland, the war was about maintaining Protestant and British rule in Ireland. The Irish Williamites were mainly Protestant settlers from England and Scotland who had come to the country during the Plantations of Ireland. They were a majority in the northern province of Ulster. They feared for both their lives and their property if James and his Catholic supporters were allowed to rule Ireland. In particular, they feared a repeat of the Irish Rebellion of 1641, when there had been widespread massacres of Protestants. For these reasons, the Protestant settler community fought en masse for William III. Many of the Williamite troops at the Boyne, including their very effective irregular cavalry, were Protestants from Ulster, who called themselves "Eniskilleners" and were referred to by contemporaries as "Scotch-Irish."
The competing sides
The opposing armies in the battle were led by the Roman Catholic King James of England, Scotland and Ireland and opposing him, his son-in-law the Protestant William III ("William of Orange"), who had deposed James from his English and Scottish thrones in the previous year. James' supporters still controlled much of Ireland and the Irish Parliament. James also enjoyed the support of the French King, Louis XIV, who did not want to see a hostile monarch, such as William, on the throne of England. To support James' restoration, Louis sent 6000 French troops to Ireland to support the Irish Jacobites. William was already Stadtholder of the Netherlands and was able to call on Dutch and allied troops from continental Europe as well as from Great Britain.
James was a seasoned general who had proven his bravery when fighting for his brother—King Charles II—in Europe, notably at the battle of the Dunes in 1658. However, recent historians have noted that he was prone to panicking under pressure and to making rash decisions. William was also a seasoned commander and able general but had yet to win a full battle. Many of his battles ended in bloody stalemates, prompting at least one modern historian to argue that William lacked an ability to manage armies in the thick of battle. William's success against the French had been reliant upon tactical maneuvers and good diplomacy rather than force. His diplomacy had assembled the League of Augsburg—a multi-national coalition formed to resist French aggression in Europe. From William's point of view, his takeover of power in England and the ensuing campaign in Ireland was just another front in the war against Louis XIV of France.
James II's subordinate commanders were Richard Talbot, 1st Earl of Tyrconnell, who was the Lord Deputy of Ireland and James's most powerful supporter in that country; and the French general Lauzun. William's second in command was the Frederick Schomberg, 1st Duke of Schomberg, a 75 year old professional soldier. He had formerly been a Marshal of France, but had been expelled in 1685, from his native country by Louis XIV because he was a Huguenot Protestant.
The Williamite army at the Boyne was about 36,000 strong, composed of troops from many countries. Around 20,000 had been in Ireland since 1689, commanded by Schomberg. William himself arrived with 16,000 more in June 1690. William's troops were in general far better trained and equipped than were those of James. The best Williamite infantry were from Denmark and the Netherlands, professional soldiers equipped with the latest flintlock muskets. There were also a large contingent of French Huguenot troops fighting with the Williamites. William did not have a high opinion of his British troops, with the exception of the Ulster Protestant irregulars who had held Ulster in the previous year. The English and Scottish troops were felt to be politically unreliable, since James had been their legitimate monarch up to a year before. Moreover, they had only been raised recently and had seen little combat. The Jacobites were 23,500 strong. James had several regiments of French troops, but most of his manpower was provided by Irish Catholics. The Jacobite's Irish cavalry, who were raised from among the dispossessed Irish gentry, proved themselves to be high caliber troops at the battle. However, the Irish infantry, predominantly peasants who had been pressed into service, were not trained soldiers. They had been hastily trained, badly supplied, and only a minority of them had functional muskets. In fact, some of them at the Boyne carried only farm implements, such as scythes. On top of that, the Jacobite infantry who had firearms were all equipped with the obsolete matchlock musket.
William had landed in Carrickfergus in Ulster on June 14, 1690, and marched south to take Dublin. It has been argued that the Jacobites should have tried to block this advance in rugged country around Newry, on the present day Irish border. However, James only fought a delaying action there and chose instead to place his line of defense on the Boyne river, around 50 km from Dublin. The Williamites reached the Boyne on June 29. The day before the battle, William himself had a narrow escape, when he was wounded by Jacobite artillery while surveying the fords over which his troops would cross the river.
The battle itself was fought on July 1, over a ford of the Boyne at Oldbridge, near Drogheda. William sent about a quarter of his men to cross at a place called Roughgrange, near Slane, about 10 km from Oldbridge. The Duke of Schomberg's son, Meinhardt Schomberg, later the 3rd Duke led this crossing, which was unsuccessfully opposed by Irish dragoons. James panicked when he saw that he might be outflanked and sent half his troops, along with most of his cannon to counter this move. What neither side had realized was that there was a deep ravine at Roughgrange, so that the forces there could not engage each other, but literally sat out the battle. The Williamites there went on a long detour march which, late in the day, almost saw them cut off the Jacobite retreat at the village of Naul.
At the main ford at Oldbridge, William's infantry led by the elite Dutch Blue Guards forced their way across the river, using their superior firepower to slowly drive back the enemy foot-soldiers, but were pinned down by the counter-attacks of the Jacobite cavalry. Having secured the village of Oldbridge, some Williamite infantry held off successive cavalry attacks with disciplined volley fire while others were driven into the river. William's second in command, the Duke of Schomberg, and George Walker (1645-1690) were killed in this phase of the battle. The Williamites were not able to resume their advance until their own horsemen managed to cross the river and, after being badly mauled, held off the Jacobite cavalry, who retired and regrouped at Donore, where they once again put up stiff resistance before retiring. The Jacobites retired in good order. William had a chance to trap the retreating Jacobites as they crossed the river Nanny at Duleek, but was held up by a successful Jacobite rear-guard.
The casualty figure of the battle was quite low for a battle of such a scale—of the 50,000 or so participants, about 2,000 died, three quarters of whom were Jacobites. The reason for the low death toll was that in contemporary warfare, most of the casualties tended to be inflicted in the pursuit of an already-beaten enemy. This did not happen at the Boyne because the counter-attacks of the Jacobite cavalry screened the retreat of the rest of their army. The Jacobites were badly demoralized by their defeat, however, and many of the Irish infantrymen deserted. The Williamites triumphantly marched into Dublin two days after the battle. The Jacobite army abandoned the city and marched to Limerick, behind the river Shannon, where they were besieged. James left so quickly that he outpaced the messenger that was sent to warn Limerick of the defeat.
After his defeat, James quickly returned to exile in France, even though his army left the field relatively unscathed. James's loss of nerve and speedy exit from the battlefield enraged his Irish supporters, who fought on until the Treaty of Limerick in 1691.
The battle was overshadowed in its time in Great Britain by the destruction of the Anglo-Dutch fleet by the French two days later, off Beachy Head, a far more serious event in the short term; only on the Continent was the Boyne treated as a major victory. The reason for this was that it was the first proper victory for the League of Augsburg, the first ever alliance between Catholic and Protestant countries, and in achieving this William of Orange and Pope Alexander VIII (its prime movers) scotched the myth—particularly emanating from Sweden—that such an alliance was blasphemous, resulting in more joining the alliance and in effect ending the very real danger of a French conquest of Europe.
The Boyne was not without strategic significance on both Great Britain and Ireland, however. It marked the end of James's hope of regaining his throne by military means and virtually assured the triumph of the Glorious Revolution. In Scotland, news of this defeat led to the Highlanders gradually abandoning the Jacobite Rising which Bonnie Dundee had led. In Ireland, the Boyne was the beginning of the Williamite victory over the Jacobites, which maintained British and Protestant dominance over the country. For this reason, the Boyne is still celebrated by the Protestant Orange Order on the twelfth of July.
Commemoration of the battle
Originally, Irish Protestants commemorated the Battle of Aughrim on the July 12, as symbolizing their victory in the Williamite war in Ireland. At Aughrim, which took place a year after the Boyne, virtually all of the old native Irish Catholic and Old English aristocracies plantations under Elizabeth I and Oliver Cromwell) were wiped out. The Boyne, which in the old Julian calendar, took place on July 1, was treated as less important, third in commemorative value after Aughrim and the anniversary of the Irish Rebellion of 1641 on October 23. What was celebrated on the twelfth was not William's "victory over popery at the Battle of the Boyne," but the extermination of the elite of the native Irish at Aughrim, thereby ending the fear of having to surrender the planted lands.
In 1752, a new Gregorian calendar was introduced to the United Kingdom, which placed the Boyne on July 12, instead of Aughrim. However, even after this date, "The Twelfth" still commemorated Aughrim. But after the Orange Order was founded in 1795, amid sectarian violence in Armagh, the focus of parades on July 12, switched to the battle of the Boyne. Usually the dates before the introduction of the calendar on September 14, 1752, are mapped in English language histories directly onto the Julian dates without shifting them by 11 days. Being suspicious of anything with papist connotations, however, rather than shift the anniversary of the Boyne to the new July 1, or celebrate the new anniversary of Aughrim, the Orangemen continued to march on the July 12, which, in New Style dates marked the battle of the Boyne. Despite this, there are also smaller parades and demonstrations on July 1, the date which maps the old style date of the Boyne to the new style in the usual manner and which also commemorate the massacre of the 36th (Ulster) Division on the first day of the Battle of the Somme in 1916.
It has also been suggested that the Boyne was preferred to Aughrim because the Jacobites' rout there allowed the Irish Catholics to be presented as contemptible cowards, whereas at Aughrim they fought bravely and died in great numbers. In the context of a resurgent Irish nationalism from the 1790s onwards, it is argued that the narrative of the Boyne was more comforting for Loyalists in Ireland. The commemoration of the battle of the Boyne therefore has more to do with the politics of the Unionist community than it has to do with the military significance of the battle itself. It is not uncommon to see large murals of a monarch, William on a white horse at the head of his army marking out Loyalist territory.
The memory of the battle also has resonance among Irish Nationalists. Most Irish people see the battle as a major step on the road to the complete British colonization of Ireland. In 1923, Irish Republican Army members blew up a large monument to the battle on the battlefield site on the Boyne and also destroyed a statue of William III in 1929, that stood outside Trinity College Dublin in the center of the Irish capital.
"The Twelfth" in Ireland today
The Battle of the Boyne remains a controversial topic today, especially in Northern Ireland where Protestants remember it as a great victory over Catholics and responsible for the sovereignty of Parliament and the 'Protestant monarchy'.
In recent years "The Twelfth" has often been marked by confrontations as members of the Orange Order attempt to celebrate the date by marching past or through what they see as their traditional route. However some of these areas now have a nationalist majority, who now object to marches passing through their areas. This is mainly due to population migrations caused by institutionalized sectarianism in Northern Ireland in the mid 1900s which had made Northern Ireland, in the words of Ulster Unionist Party leader and Nobel Peace Prize winner David Trimble, a "cold house for Catholics" at the time.
Each side thus dresses up the disputes in terms of the other's supposed attempts to repress them; Catholics still see Orange Order marches as provocative attempts to 'show who is boss', while Protestants insist they have a right to "walk the Queen's highway" and see any attempt to deny them the right to walk through traditional routes used for centuries as an attempt to marginalise and restrict their freedom to celebrate their Protestant identity earned in the Glorious Revolution settlement. Thus the battle is still very present in the awareness of those involved in the Catholic-Protestant rivalry in Ireland.
The battlefield today
The site of the battle of the Boyne sprawls over a wide area west of the town of Drogheda. Oldbridge, the scene of the main Williamite crossing, has an Irish Government Interpretive Centre on it, which is dedicated to informing tourists and other visitors about the battle. This facility is currently being redeveloped. The other main combat areas on the day (at Duleek, Donore and Plattin—along the Jacobite line of retreat) are marked with tourist information signs.
- Hayes-McCoy, Gerard Anthony. Irish Battles. Harlow: Longmans, 1969. ISBN 0582112486
- Lenihan, Padraig. 1690 Battle of the Boyne. Stroud, Gloucestershire: Tempus Publishing, 2003. ISBN 0752433040
- McNally, Michael and Graham Turner. Battle of the Boyne 1690: The Irish Campaign for the English Crown. Oxford: Osprey Publishing, 2005. ISBN 184176891X
All links retrieved January 7, 2013.
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A tracheostomy (TRA-ke-OS-to-me) is a surgically made hole that goes through the front of your neck and into your trachea (TRA-ke-ah), or windpipe. The hole is made to help you breathe.
A tracheostomy usually is temporary, although you can have one long term or even permanently. How long you have a tracheostomy depends on the condition that required you to get it and your overall health.
To understand how a tracheostomy works, it helps to understand how your airways work. The airways carry oxygen-rich air to your lungs. They also carry carbon dioxide, a waste gas, out of your lungs.
The airways include your:
Air enters your body through your nose or mouth. The air travels through your voice box and down your windpipe. The windpipe splits into two bronchi that enter your lungs. (For more information, go to the Health Topics How the Lungs Work article.)
A tracheostomy provides another way for oxygen-rich air to reach your lungs, besides going through your nose or mouth. A breathing tube, also called a trach (trake) tube, is put through the tracheostomy and directly into the windpipe to help you breathe.
Doctors use tracheostomies for many reasons. One common reason is to help people who need to be on ventilators (VEN-til-a-tors) for more than a couple of weeks.
Ventilators are machines that support breathing. If you have a tracheostomy, the trach tube connects to the ventilator.
People who have conditions that interfere with coughing or block the upper airways also may need tracheostomies. Coughing is a natural reflex that protects the lungs. It helps clear mucus (a slimy substance) and bacteria from the airways. A trach tube can be used to help remove, or suction, mucus from the airways.
Doctors also might recommend tracheostomies for people who have swallowing problems due to strokes or other conditions.
Creating a tracheostomy is a fairly common, simple procedure. It's one of the most common procedures for critical care patients in hospitals.
The windpipe is located almost directly under the skin of the neck. So, a surgeon often can create a tracheostomy quickly and easily.
The procedure usually is done in a hospital operating room. However, it also can be safely done at a patient's bedside. Less often, a doctor or emergency medical technician may do the procedure in a life-threatening situation, such as at the scene of an accident or other emergency.
As with any surgery, complications can occur, such as bleeding, infection, and other serious problems. The risks often can be reduced with proper care and handling of the tracheostomy and the tubes and other related supplies.
Some people continue to need tracheostomies even after they leave the hospital. Hospital staff will teach patients and their families or caregivers how to properly care for their tracheostomies at home.
The NHLBI updates Health Topics articles on a biennial cycle based on a thorough review of research findings and new literature. The articles also are updated as needed if important new research is published. The date on each Health Topics article reflects when the content was originally posted or last revised. | <urn:uuid:39ecdb48-857a-435c-acae-3974e2b40bfd> | {
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Thursday June 14 2012
"Diesel exhaust fumes cause cancer": official WHO report
The Daily Mail reports a World Health Organization (WHO) warning that diesel exhaust fumes are a “major cancer risk” and belong in the “same deadly category as asbestos, arsenic and mustard gas”. Meanwhile the BBC says that diesel fumes are “definitely a cause of lung cancer”.
This widely reported news is based on a decision by the WHO to classify diesel exhausts as a cause of cancer.
The decision was taken by the WHO’s International Agency for Research on Cancer (IARC), a panel of experts that co-ordinates and conducts research into the causes of cancer, and develops cancer control strategies.
Under its classification scheme, diesel exhaust was previously categorised as “probably carcinogenic”. The agency now says there is now sufficient evidence that exposure to diesel fumes causes lung cancer. It is calling for exposure to diesel fumes to be reduced worldwide.
While diesel fumes are now officially carcinogenic, the alarmist tone of the Daily Mail’s headline should be viewed with caution because the ‘deadly category’ of substances the Mail describes also includes sunlight and wood dust.
What is diesel and is it used much in the UK?
Diesel oil is a complex mixture of chemicals, mainly distilled from crude oil, although vegetable oil and similar sources can be used to make ‘biodiesel’. It is used as fuel for diesel internal combustion engines, which use compressed hot air to ignite fuel (petrol engines have a spark plug to ignite the fuel).
Worldwide, diesel oil is widely used as a fuel in diesel-powered cars, lorries, trains, aircraft, ships and heavy industry. It is regarded as more efficient than petroleum, resulting in lower fuel consumption. WHO says that many people are exposed to diesel exhaust in everyday life, both through their occupations and in the ambient air.
As of 2007, just over 50% of all new car sales in the UK were diesel, according to the Society of Motor Manufacturers and Traders. In 2004, approximately 700 litres (150 gallons) of diesel was sold every second in the UK, according to a report by the Health Protection Agency (HPA).
The amount of pollutants from diesel exhaust fumes, in particular its sulphur content, have been reduced over the last few years, and engines on newer cars are designed to burn fuel more efficiently, reducing emissions. However, the IARC says it is not yet clear how these improvements translate into any changes in the impact of diesel fumes on human health. Existing fuels and older unmodified vehicles will take years to replace, particularly in less developed countries where regulations are less stringent, the IARC says.
What is the WHO’s classification scheme?
The WHO classifies the cancer-causing potential of various substances into four groups, depending on the evidence available in both humans and other animals:
- Group 1 is used when a substance causes cancer in humans
- Group 2A is used when a substance ‘probably’ causes cancer in humans
- Group 2B is used when a substance ‘possibly’ causes cancer in humans
- Group 3 is used when a substance is not classifiable in terms of its cancer-causing properties in humans because the evidence is inadequate
- Group 4 is used when a substance is ‘probably not’ a cause of cancer in humans
What is the WHO now saying about diesel fumes and cancer?
Since 1988, diesel oil fumes have been classified by the IARC as ‘probably carcinogenic to humans’. This category is used when there is some, limited evidence that a substance causes cancer in humans, but sufficient evidence it causes cancer in experimental animals.
However, the IARC has now reclassified diesel engine exhaust as ‘carcinogenic’ (group 1 on the list above). This category is used when there is sufficient evidence that a substance causes cancer in humans. The IARC says there is sufficient evidence that diesel exhaust is a cause of lung cancer. It is also associated with an increased risk of bladder cancer, although the evidence for the latter is more limited.
Why has the advice changed?
The WHO says there has been mounting concern in recent years about the cancer-causing potential of diesel engine exhaust, based on findings from epidemiological studies of workers exposed to diesel fumes. In particular, it cites a large cohort study, published in March this year, of occupational exposure to diesel exhaust in 12,315 US miners. The study was run by the US National Cancer Institute and the National Institute for Occupational Safety and Health. It found that exposure to diesel exhaust increased the risk of dying from lung cancer (1.26, 95% confidence interval 1.09 to 1.44). A further case-control study, undertaken in this group (comparing 198 miners who had died from lung cancer with 562 miners who were alive at the time the ‘case’ died), found that the risk of lung cancer in these workers increased with the length of time they were exposed to diesel fumes.
Although these studies were in workers who had been heavily exposed to diesel fumes, the WHO points out that studies of other carcinogens, such as radon, indicate that initial research showing a risk in heavily exposed populations, are later found to be a risk for the general population. It says that action to reduce exposure to diesel exhaust fumes should encompass both highly exposed workers and the general population.
Are diesel fumes really as dangerous as asbestos and mustard gas?
Under the IARC classification scheme, diesel fumes now fall into the same category as all other known carcinogens (of which there are over 100 listed). These include:
- tobacco smoke (both first and secondhand)
- mustard gas
- Chinese salted fish
- vinyl chloride
- wood dust
The WHO does not specify the level of risk posed by different carcinogens, or the risk posed by different levels of exposure. However, for most carcinogens, the higher the exposure, the greater the risk of cancer.
Dr Christopher Portier, chair of the IARC working group, said that while the scientific evidence that diesel oil exhaust caused lung cancer was ‘compelling’, the impact on the wider population who are exposed to diesel fumes at much lower levels and for shorter periods of time, is unknown.
Newspaper readers of a nervous disposition may want to consider the above facts when considering the risk to their health from diesel fumes.
Analysis by Bazian. Edited by NHS Choices. | <urn:uuid:f208ba2e-7267-4d95-8dcc-47787d46c6bf> | {
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By Tom Boyle
All Things Birds Associate Naturalist
|Natco Lake was created by accident, rather than by Mother Nature. The National Fireproofing Company (Natco) mined clay here for bricks in the 1930's. Eventually the mining equipment hit underground springs and the lake filled in. A ditch was dug in an attempt to drain off the water into a nearby tidal creek. The ditching brought in salt water and made the lake brackish, as it remains today.
Birding the northern section of the lake:
Walk east along the Henry Hudson Trail and over a small bridge. Eastern Phoebe has nested under this bridge. After the bridge, turn right off the paved trail and then left. Follow the unpaved trail a short distance to a small tidal cove in the lake. On a changing tide, Yellow-crowned Night Heron is regularly seen. Both night herons nest locally and can be seen frequently. Occasionally, Diamond-backed Terrapins are seen basking on flotsam in the cove. Continue on the unpaved trail until it ends at a lawn on the lake's north side.
Scan the lake here. Shorebirds can be found in migration, along with herons, Osprey, gulls, cormorants, terns, and waterfowl. Great Black-backed Gull has begun nesting on one of the islands in the lake. Don't be surprised to see something unusual. An American White Pelican was seen on the lake in January about five years ago. I've seen American Oystercatcher, Black Skimmer, and copulating Least Terns sitting on the island in front of you. This is a good spot to check for lingering waterfowl at World Series of Birding time [mid-May]. Northern Shoveler has been seen in late May, Canvasback in late June and a drake Bufflehead has lingered here into July! Rough-winged Swallows and Belted Kingfishers have nested in the dirt banks around the lake and are often seen.
The woods along the Henry Hudson Trail are good for migrants in spring. In recent years I've seen (and heard) Acadian, Alder, and Olive-sided Flycatchers; Gray-cheeked Thrush; Mourning and Brewster's Warblers; Yellow-breasted Chat; and Lincoln's and White-crowned Sparrows. Fall is equally good, and Connecticut Warbler is regular at that time of year. If you walk the trail a little more than a quarter mile to the next bridge, look north along Thorne's Creek for Purple Martins, which now nest in houses provided by a homeowner here.
Birding the southern section of the lake:
Natco Park, a 260-acre Green Acres site managed by Hazlet Township, consists of mature swampy woods excellent in spring for migrants. From the Lakeside Manor restaurant parking lot, walk down the Orange Trail near the lake and into the woods. Philadelphia Vireo has been seen here in late May. The mature oaks along this trail can have Bay-breasted, Tennessee, and Cape May Warblers. A knowledge of bird song will be helpful here as the vegetation is thick. The trail turns left and follows the shoreline, eventually coming to a small cove (1 on map) where Spotted Sandpipers are seen.
At the south end of the cove, the trail (now the Red Trail) turns southeasterly into the woods. A small footbridge crosses over a little ripple called Thorne's Creek. Here the understory is again very thick. In this area in spring I've seen such sought-after migrants as Yellow-throated Vireo; Louisiana Waterthrush; and Worm-Eating, Prothonotary, Hooded, and Kentucky Warblers.
Continue south along the Red Trail. As you approach another footbridge, the Blue Trail comes in from the right. Follow it a short way to an area with standing water in spring (2). Check this spot for Rusty Blackbird and Northern Waterthrush.
Back on the main Red Trail, continue south. The trail gains elevation, leading into an area of pitch pine habitat (3). Pine Warbler nests and Whip-poor-will has been found here.
Retrace your steps back along the trail to the cove at the lake. Facing the cove, take the part of the Red Trail that leads left [west] away from the lake. The mature deciduous woods along the trail have nesting Wood Thrush, Ovenbird, and Red-eyed Vireo. This trail eventually comes to a T intersection with the Yellow Trail. Turn left onto the Yellow Trail, which will gain elevation until it arrives at another T intersection. Turn right on the unmarked trail and walk slowly to a small opening in the forest. In spring the vernal pond here (4) holds the occasional Solitary Sandpiper. Roosting above the pond in spring I've seen Broad-winged and Red-shouldered Hawks. Continuing along this trail will lead through several wet areas with second-growth woodland. Prairie, Mourning, and Wilson's Warblers have been seen here, and Brown Thrashers nest in this area.
Return to the last T, and turn left to retrace your route along the Yellow Trail. Pass the intersection with the Red Trail and continue straight ahead on the Yellow Trail to reach the parking lot.
Raptors are very much in evidence in the Natco Lake area in spring as northbound hawks bump up against the bayshore. On west winds, hawk flights can be seen over the park right from the parking lot. These flights consist mostly of buteos, with vultures, accipiters, and the occasional Bald Eagle mixed in. Mississippi Kite and Common Raven were seen over the park in Spring 2012.
Additional breeding birds in the park include Scarlet Tanager, Great-crested Flycatcher, Ruby-throated Hummingbird, Cooper's Hawk, and Great Horned and Screech Owls. Northern Saw-whet Owl has occurred in winter. Mammals in the park include Whitetail Deer, Opossum, Raccoon, Striped Skunk, flying squirrel and both Red and Gray Fox. With its mix of deciduous swamp and upland pine oak forest, Natco is also very botanically diverse.
Natco's mix of habitat, along with its location on the bayshore, makes it a great place to discover birds.
For more information on the park, including a more complete trail map, write to the Hazlet Environmental Commission at 317 Middle Road, Hazlet, NJ 07730. | <urn:uuid:328eadc9-b603-4a3d-8065-19a298ab74c0> | {
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If there’s a stack of old newspapers gathering dust under the bed or out in the shed, Australian libraries want to know about it.
The search is on for these valuable pieces of our social history, as part of the Australian Newspaper Plan (www.nla.gov.au/anplan), a nation-wide initiative of state and territory libraries designed to find, collect and preserve access to historic newspapers.
National spokeswoman for the ANPlan, Cathy Pilgrim, of the National Library of Australia, said newspapers did not just report the news. They told stories of their times, through advertisements, photographs and even their design – stories we want to save for all Australians.
“The aim is to find the thousands of missing pieces in the jigsaw of our history,” she said.
“Old newspapers are an important part of our social, political and cultural history and they offer valuable insights into a society changed forever.
Some of Australia’s most wanted newspapers include:
* Cairns Advocate (1897-1882);
* Croydon Miner (1887-1888)
* Mundic Miner and Etheridge Gazette (1889-1917);
* Pilbarra Goldfields News (1901);
* Mercury and South Australian sporting chronicle (1849-1851);
* Renmark Pioneer (1893-1895).
“Often a chance conversation uncovers these wanted papers which may have been lying hidden in someone’s garage, in an elderly person’s collection of keepsakes, or even in the vaults of a local historical society or archive,” Ms Pilgrim said.
Once the wanted newspapers have been tracked down, they will be carefully saved to ensure their preservation for future generations of Australians. Access will be made freely available through the National Library of Australia and state and territory libraries.
For a full list of the wanted newspapers from all states of Australia, go to www.nla.gov.au/anplan
For information on the Australian Newspaper Plan:
Contact Cathy Pilgrim on 02 6262 1514; firstname.lastname@example.org
For information on ACT newspapers:
Contact Julie Whiting on 02 6262 1157; email@example.com | <urn:uuid:591440f4-a173-4065-a8d0-e946ef6703fa> | {
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College life involves excitement, along with new challenges, risks, and responsibilities. You are meeting new people, learning new things, and making your own decisions. It can sometimes be stressful. You have to deal with pressures related to food, drink, appearance, drugs, and sexual activity.
There are steps you can take to stay healthy and safe while you're in college, such as
Centers for Disease Control and Prevention
References and abstracts from MEDLINE/PubMed (National Library of Medicine) | <urn:uuid:33dd375a-6941-4226-9574-8e7434f42e97> | {
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- online helpsearch for term
1. An electronic documentation file formatted according to the requirements of the destination operating system. Help files generally contain short instructions about how to perform certain features. They generally have fewer graphics than printed or electronic books of the same material. Help files reformat as needed to the screen window dimensions, and make heavy use of hypertext linking, pop-up boxes, and so forth. Help files are context-sensitive, which means that you can jump to a specific topic within the help file directly from the applications dialog and menu interface, etc. | <urn:uuid:4875bb5f-2487-45e0-8a6f-17eb897795fa> | {
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Did you ever stop to consider just how a volcano works? Of course it is only theory for no one has as yet dissected a volcano while it was active to observe and tabulate the reactions of its inner self. Rainier is a volcanic cone and no doubt it came into being in this manner.
First at a depth below the surface of the earth in some long, forgotten time the magma or molten rock presed toward the surface possibly throuhg some fracture in the outer crust. With these rising lavas there was also much gas that advanced ahead of the lava and thus both the gas and the lava pressed toward the surface gradually accumulating force and power under the pressure as its advance was hindered by the solid material above. And then finally this flow of motlen rock and gases achieved enogh power to burst through the surface. First, possibly, there was an explosive action as the gases burst upward and this was followed by more quiet flows of the lavas that welled out over the surface and inundated, in succeeding eruptions and lava flows, over 100 square miles of surrounding country which is the area of "The Mountain's" great base.
And in that manner eruptions followed one another when the pressure within the throat of this fire mountain achieved enough power to burst through the "plug" of hardened lavas which solidified after each flow. Rainier hasn't been active for several thousands of years and there is apparently little chance of its becoming active again but it stands today - a magnificent volcanic shaft, its flanks glistening with the greatest glacial system in continentaly United States, - a monument to nature's power in its wildest moods.
|<<< Previous||> Cover <| | <urn:uuid:c692f9d4-0ff8-4583-84fe-ef3293415e17> | {
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LESSON PLANS AND TIMES MATERIALS FOR TEACHING:
The Academy Awards
The Film Industry
Film in Language Arts
Film in Social Studies/History
Film in Fine Arts
Technology in Film
Lessons on these pages are for grades 6-12, written in consultation with Bank Street College of Education. Each one is paired with a Times article.
Learning Network Features
Selected Times Articles on Film Adaptations
Resources on the Web
LESSONS ON THE ACADEMY AWARDS:
The Envelope, Please
Investigating the Cultural Context of Oscar-Winning Films in the Past and Present
And the Oscar Goes to...
Examining and Creating Criteria for Oscar-Worthy Films
And the Winner Is...
Exploring the Role of the Academy Awards and Film in American Society
LESSONS ON THE FILM INDUSTRY:
Creating Film Festivals that Inform and Entertain Audiences
The Sundance Kids
Exploring What Makes the Independent Film Industry So Attractive to So Many
The Raid on Raters
Exploring the Current Movie Rating System
Minding the Media
Examining Ethical Questions About Media Rating Systems
The Reel World
Exploring the Appropriateness of Movies for Children
Considering the Costs of Making Movies
Fit to Be Tied (In)
Examining How Companies Target the Right Audiences
Old Hobbits Are Hard to Break
Learning About the Marketing of Motion Pictures on the Web
LESSONS ON AND WITH FILMMAKING:
Quiet on the Set!
Exploring Character and Conflict Development by Creating Short Films
Drawing Upon Successful Elements of the "Harry Potter" Series to Develop Short Films
Producing a Documentary Film Spotlighting the Everyday Sights and Sounds of a School
Creating Documentaries About Students' Everyday Lives
Through the Eyes of a Child
Creating Documentaries from the Perspectives of Adolescents
Creating Documentaries About Important Social Issues
Creating a Documentary about Rituals Related to Books
Creating Biographical Films for Current Political Candidates' Campaigns
More Power to You
Creating Documentaries About Energy Sources
Exploring the Pacific Rim by Writing Documentary Film Treatments
LESSONS USING FILM IN LANGUAGE ARTS:
Writing Movie Reviews
Screening the Silver Screen
Writing New York Times Movie Reviews
Exploring Plot Similarities in Fiction and Nonfiction Stories
Constructing Movie Sets Through Descriptive Writing
The Battle of Good and Evil on the Big Screen
A Media Studies Lesson Plan
If I Could Talk Like the Animals. . .
Teaching Personification and Narrative Writing in the Language Arts Classroom
The Sorcerers Shown
Comparing Similar Character Genres in Literature and Film
Talk About the Passion
Creating an Educational Guide to Encourage Critical Thinking about the Film "The Passion of Christ"
Creating Vocabulary-Rich Advertisements to Recognize Glover's Contribution to "Happy Feet"
Analyzing Similarities and Differences Among the Live, Film and Written Versions of Tony Award Winning Productions
LESSONS USING FILM IN SOCIAL STUDIES/HISTORY:
Tell Me Something Good
Analyzing Moviegoers' Preferences in an Economic Recession
Golden Globe as Gauge
Exploring How Hollywood Reflects the American Political and Cultural Climate
Is All Cinema Verité?
Exploring the Relationship Between Movies and Culture
Los Artistas Unidos
Exploring Questions of Diversity in the Casting of Actors for Popular Television Shows and Movies
Exploring Legislation About Violence in the Media
Making Sense of Censorship
Clarifying Rating Systems for Entertainment
Let There Be Peace
Exploring the Accomplishments of Nobel Peace Prize Recipients
A Woman's Worth
Examining the Changing Roles of Women in Cultures Around the World
LESSONS USING FILM IN FINE ARTS:
Setting the Stage from the Page
Creating Original Artwork that Transforms Text to the Big Screen
The Art of Violence
Creating Original Works of Art That Explore the Depiction of Violence
Lyrics of Hazzard
Updating Classic Music for a Movie Soundtrack
State of the Art
Identifying the Merits of a Favorite Work of Art
LESSONS ON TECHNOLOGY IN FILM:
Exploring Plausible Inventions for Make-Believe Movies
The New Fant-"Asia"
Contrasting Animated and Live-Action Filmmaking
Actors and Actresses
Screen Actors Guild
Academy of Motion Picture Arts and Sciences
Sundance Film Festival
Tribeca Film Festival
LEARNING NETWORK FEATURES:
Student Crossword: Oscar-Winning Films
News Snapshot: Best of the Bunch
News Snapshot: Hopeful Hollywood
News Snapshot: Pop + Art = Oscar?
News Snapshot: Holy Box Office, Batman!
News Snapshot: And the Nominees Are …
Times Movies Section
Times Critics' Picks
Times Reviews archive
The Best 1,000 Movies Ever Made
Blog: The Carpetbagger
Interactive Graphic: The Ebb and Flow of Movies: Box Office Receipts 1986-2008
SELECTED TIMES ARTICLES ON FILM ADAPTATIONS:
All Right, You Try: Adaptation Isn't Easy
Article by screenwriter Stephen Schiff on the challenges of adapting source material for film, including Susan Orlean's "The Orchid Thief," which became the Charlie Kaufman film "Adaptation."
Can a Film Do Justice to Literature?
Article about arguments over whether or not ''good literature is too substantial to fit through the lens of a camera.''
The Best Novelists, The Worst Movie Adaptations
Article about how great novels don't necessarily translate into great films.
Any Novel Can Be Shaped Into a Movie
Article on how some film adaptations, such as the one of "The English Patient," are as artistic as the novels they are based on.
Cuddling Up to Quasimodo and Friends
Article on film adaptations that are not true to their source material.
Is It Time To Trust Hollywood?
1990 essay by Molly Haskell that takes a broad look at Hollywood's history of book-to-movie adaptations.
Seen the Movie? Read the Book!
1987 essay by John Updike about adapting literature for film.
Adapting and Revising Twain's 'Huck Finn'
1986 essay by book critic Michiko Kakutani on the difficulties of adapting Twain.
2008 essay by Sophie Gee about adaptations of "Beowulf" and "Paradise Lost."
Romancing the Book…Once Again
1992 article about Hollywood's interest in literary classics.
RESOURCES ON THE WEB:
Scenarios USA holds an annual topical writing contest to pair student screenwriters in underserved communities with Hollywood filmmakers, who turn the students' stories into short films. The Scenarios USA Web site includes materials for teachers.
Teacher's Guide to Making Student Movies
From Scholastic Teaching Resources, designed for grades 3-12.
Mini Movie Makers
Resource for student filmmakers, developed by three young brothers.
MORE RESOURCES FOR TEACHING WITH THE TIMES:
Learning Network classroom resources on a wide range of topics. | <urn:uuid:6ea66825-3d71-4963-bb78-a2cd08b96170> | {
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|HIV/AIDS Networking Guide - A comprehensive resource for individuals and organisations who wish to build, strengthen or sustain a network (International Council of AIDS Service Organisations, 1997, 48 p.)|
|Chapter 1 - Networking for a More Effective Response To HIV and AIDS|
Most networks have some or all of the following characteristics. They are:
a group of organizations and/or individuals who come together to pursue joint goals or common interests;
venues for social action through exchange and mutual learning;
sustained through some form of communication;
committed to a jointly developed structure and shared responsibility; and
they are based on member-ownership and commitment to shared objectives and means of action. | <urn:uuid:e01d8d4f-cdb2-4131-8b90-ac03e12ebb78> | {
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Falcon researcher Dr Donna Falconer (photographed by a
motion-activated camera) uses a walking pole to protect
herself from attacking falcons, at Ferintosh Station, near
Mt Cook. Photo supplied.
There is no room for complacency over the future of the
endangered New Zealand falcon, researcher and falcon advocate
Dr Donna Falconer says.
Dr Falconer, who recently gained a University of Otago PhD in
geology, and has had her distinctive name since birth,
swiftly found herself inspired by a series of close
encounters with New Zealand falcons after moving to Twizel
six years ago.
Her subsequent research and close-up photography involving
falcons will feature in a talk she will give at the Orokonui
Ecosanctuary at 1pm tomorrow.
Dr Falconer said she was seriously considering going back to
Otago University to study for another PhD, on these birds.
It was a good time to be raising awareness about the karearea
or New Zealand falcon, as the latest season's fledglings were
''starting to make themselves known''.
Chicks from the Eastern falcon subtype, in the mid/southern
South Island, started fledging from early December until the
middle of this month and were easy to tell from their parents
because they had white/grey feet and soft fleshy body parts,
whereas adults were all yellow.
Two of the biggest threats inexperienced falcons faced were
being electrocuted by power lines or hit by cars when eating
Falcons were ''a bit of a double-edged sword'' where
ecosanctuaries were concerned.
''As majestic as they are, it's only natural they'd put all
those incredible hunting skills to good use given the
veritable smorgasbord of fine dining opportunities at their
wing tips in such places.''
Orokonui Ecosanctuary general manager Chris Baillie said two
falcons and a hawk overflew the ecosanctuary from time to
She was not aware of having lost any birds or other animals
through falcon predation, and birds and lizards had places to
hide if needed.
''Falcons are part of the ecosystem- they deserve
conservation as much as any other native species.'' | <urn:uuid:c95e94ab-51b7-4da7-94c5-61d9fdb3cb02> | {
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From Ohio History Central
Acanthodians were among the earliest fishes with jaws and are found in Silurian through Permian rocks. Their fragmentary remains are found in Devonian, Mississippian, and Pennsylvanian rocks in Ohio. These remains consist of shiny, rhomboid-shaped scales and fin spines. Fin spines of a comparatively large acanthodian, Machaeracanthus, are found in the Columbus Limestone. | <urn:uuid:5e174b6f-3f11-4da4-8bf9-80e901dbbffd> | {
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It started as a simple excavation project at a reservoir near Snowmass Village. It ended up as one of the largest fossil excavations ever, and the project will soon be featured in National Geographic and as a one-hour NOVA program on Rocky Mountain PBS. A book is also being written about the Snowmastodon Project™
The NOVA program is called “Ice Age Death Trap” and it premiers at 8 p.m MST, Wednesday, Feb. 1 on Rocky Mountain PBS. The television special follows scientists as they raced against a deadline to uncover the unique site packed with well-preserved bones of mammoths, mastodons, and other giant extinct beasts.
Acrylic painting of Ziegler Reservoir landscape by Jan Vriesen, depicts about 120,000 years ago, when the area was dominated by mastodon, giant ground sloths, and bison. Photo courtesy ©Denver Museum of Nature & Science.
The Denver Museum of Nature & Science sent crews to the site, where they uncovered 5,000 bones of 41 kinds of Ice Age animals. In addition to the mammoths and mastodons, there were ground sloths, camels, deer, horses, and giant bison.
Overview of Ice Age dig site near Snowmass Village (lower left). Photo courtesy ©Denver Museum of Nature & Science.
The February issue of National Geographic magazine will feature a short article and photo of the project. The new book, Digging Snowmastodon: Discovering an Ice Age World in the Colorado Rockies, goes on sale at the museum March 20.
A Tusk Force was also formed by the Town of Snowmass Village and they created a non-profit entity called Discover Snowmass to organize, and figure out how to capitalize on the Snowmass Ice Age find. The Snowmass Ice Age Discovery Center is on the Snowmass Village Mall. It’s free and open every day in the winter from 11 a.m. to 6 p.m.
Snowy, the mascot, is frequently seen around the Snowmass Village Mall. Photo courtesy Snowmass Tourism.
“The scientists aren’t the only ones that are excited about this extraordinary find,” said Patsy Popejoy with Snowmass Tourism. “The entire community has ‘mammoth’ fever, from a local restaurant changing their name to Little Mammoth Cafe serving up Mastodon Stew, our retailers selling Ice Age T-shirts, mugs, and stuffed animal mammoths and mastodons, to the Town Council approving Widespread Panic’s song ‘Woolly Mammoth’ as the official town song. The discovery has created quite a buzz in the community and with our visitors.”
Dr. Kirk Johnson, Vice President of Research & Collections and Chief Curator of the Denver Museum of Nature and Science and a lead scientist on the dig, will be back in Snowmass on March 22nd to give an Aspen Historical Society-sponsored talk about the discovery.
The Snowmass Ice Age Discovery Center is on the Snowmass Village Mall. Photo courtesy Snowmass Tourism. | <urn:uuid:62bdf304-7dd0-463e-81e2-eba18093ea03> | {
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|Search Results (7 videos found)|
|NASADestinationTomorrow - DT12 - Flight Pioneers
NASA Destination Tomorrow Segment exploring the background of the first attempted flights. The segment also looks back on the pioneers who built the first flying machine.
Keywords: NASA Destination Tomorrow; First Flight; Wright Brothers; Glider; Flight Pioneers; Flying Machine; Aviation; Aerodynamic Principles; Bird Flight; Feathers; Flapping Wings; Heavier Than Air Machine; Hot Air Balloon; Lift; Drag; Whirling Arm; Wing Designs;
Popularity (downloads): 2838
|Wetlands Regained, segment 06 of 8
Wetland acreage was in danger of disappearing, and restoration was urgent
Popularity (downloads): 386
|Sham battle at the Pan-American Exposition
Large arches and columns are seen surrounding a flat field. In the foreground of the field, some American Indians on horseback ride toward the camera. The Indians are wearing feathers,...
Keywords: Pan-American Exposition--(1901 :--Buffalo; N; Y; )United States; --Army; --Infantry--Drill and tactics--Drama; Battles--New York (State)--Buffalo--Drama; Indians of North America--Wars--Drama; Exhibitions--United States; Exhibition buildings--New York (State)--Buffalo; Buffalo (NY)Actuality--Short;
Popularity (downloads): 610
|NASADestinationTomorrow - Episode 12
NASA Destination Tomorrow Video containing four segments as described below. NASA Destination Tomorrow Segment exploring the transition of aircraft design through the years. The segment describes what aircraft may...
Keywords: NASA Destination Tomorrow; Aircraft Revolution; Jet Engine; Propeller; Innovation; Efficient; Vehicle Systems Program; Subsonic Transports; Supersonic Aircraft; Personal Air Vehicles; Blended Wing Body; BWB; Emissions; Noise Reduction; Environmentally Friendly; Air Pressure Waves; Sound Barrier; Shock Wave; Sonic Boom; First Flight; Wright Brothers; Controlled Flight; Aircraft Design; Aeronautical Annual; Bicycle; Glider Flight; Scientists; Engineers; Engine; Flight Pioneers; Flying Machine; Aviation; Aerodynamic Principles; Bird Flight; Feathers; Flapping Wings; Heavier Than Air Machine; Hot Air Balloon; Lift; Drag; Whirling Arm; Wing Designs; NASA; NACA; Aeronautical Development; Aviation Organization; President Woodrow Wilson; Pioneer Flight Achievments; Lab; Variable Density Tunnel; High Altitude Flying; Air Pressure; Wind Tunnel; Aerodynamics; Jet Powered Aircraft;
Popularity (downloads): 2381
|NASASciFiles - The Case of the Challenging Flight
NASA Sci Files video containing the following twelve segments. NASA Sci Files segment describing how engineers negotiate the natural factors that affect airplane flight. NASA Sci Files segment describing how...
Keywords: Bob Star; Electronic Classroom; Dryden Flight Research Center; Weight; Center Of Gravity; Wing; Tail; Pitch; Yaw; F 104 Starfighter; Lift; X29; Burt Rutan; Boomerang; Proteus; Voyager; Imagination; Wing Span; Thrust; Dr. Textbook; Birds; Icarus; DaVinci;
Popularity (downloads): 2795
|NASA Connect - Problem Solving - The Wright Math
NASA Connect Video containing five segments as described below. NASA Connect segment featuring the website of the U.S. Centennial Flight Commission. The website consists of activities for students and teachers...
Keywords: NASA Connect; Centennial of Flight; Wright Brothers; Congress; United States; Web Activity; Astronautics; Aeronautics; Flight Simulator; Axis; First Flying Machine; Glider; Kitty Hawk; Engineering Method; Pitch; Roll; Yaw; Wind Tunnel; Elevator Control; Wing Warp; Rudder; Propellor; Wing; Lift; Drag; Student Activity; Kite; Sail Area; Base; Height; Trapezoidal; Aspect Ratio; Span; First Flight; Wilbur Wright; Orville Wright; Flying Machine; Inventor; Process of Invention; Aircraft Design; Computer Simulation; Biology; Force; Pressure; Relationship; Design Process; Metamorphosis; Morphing; Technology; Control Devices; Smart Matierals; Adaptive Structure; Aerodynamics; Air Flow; Micro-Flow Control; Biomimetics; Nature; Fish Fins;
Popularity (downloads): 2241
|NASASciFiles - The Case of The Zany Animal Antics
NASA Sci Files video containing four segments as described below. In the first segment of the Case of the Zany Animal Antics, the tree house detectives learn about the animal...
Keywords: NASA SciFiles; The Zany Animal Antics; Animal Kingdom; Kingdom; Phylum; Class; Order;Family; Genus; Species; Classification; Dichotomous Key; Bioluminescent; Endoskeleton; Ectotherms; Fish; Amphibians; Metamorphos; Reptiles; Birds; Mammals; Food Chain; Consumers; Herbivores; Carnivores; Food Web; Migration; Migration Patterns; DNA; Mitosis; Meiosis; Zygote; Reproduction; Student Activity; Bats; Population; Random Sample; Endangered Species; Bald Eagle; Levels of Endangerment;
Popularity (downloads): 1657 | <urn:uuid:24bc86d7-7caf-4776-b78b-921a624e4bb2> | {
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"I was born here but I'm not an American" understanding the U.S. history curriculum through the eyes of Latino students /
The purpose of this investigation was to explore Latino students’ perceptions of
the US History curriculum at one high school in the Eastern United States. The ultimate
objective was to understand if the US History classes are serving the perceived needs of
Latino students. Latinos are 40% of our nation’s minorities, are the youngest population
group, and are the fastest growing.
The social studies is the ideal curriculum area for challenging the dominant
worldview and teaching about the diversity present in the classroom, the nation, and the
world; therefore, learning more about socio-culturally inclusive social studies curriculum
and pedagogy is an important consideration. This project is significant because it
intersects with topics essential to the future of our nation: schools, the social studies
curriculum, culturally and linguistically diverse (CLD) students, and students’
perspectives. Furthermore, the focus of this research overlaps with the reality of today’s
educational system: state content standards and high stakes testing. All of these aspects
will be addressed.
This study was influenced by Latino Critical Theory. LatCrit is an outgrowth of
Critical Race Theory (hereafter known as CRT). CRT interrogates how research is
traditionally done by forefronting race to demonstrate the depth of inequality that exists
across society. LatCrit builds on the five themes of CRT while adding perspectives
unique to Latino experiences in the United States such as language acquisition, cultural
background, gender, ethnicity, immigration status, and colonial experience.
Data were collected for six months at Crawford High School (name changed).
The data sources included observation notes, interview transcripts from students,
teachers, administrators, and a State Board of Education member, the researcher’s
journal, and document analysis of the State Social Studies Standards and a practice
version of the State Graduation Test.
Data were analyzed utilizing the lens of la frontera. La frontera underscores the
displacement and transitionality of identities, pertinent to the lives of the studentparticipants.
In addition, these theories, which manifest themselves as metaphorical
tropes, compliment LatCrit, the lens through which I view my research.
The students made public what is already known: that the educational system
must become more culturally inclusive of and responsive to CLD students’ needs.
However, this study revealed data patterns with student participants that have not been
captured within one study. A major finding of this study was that the US History
curriculum is or is not meeting student participants’ needs in different ways, based upon
pertinent characteristics of the students. Latino students’ responses were informed by the
following critical factors: English speaking ability, recency of arrival in the United States,
and level of integration into the power structures of the state where the research was
completed. The level of integration was further influenced by students’ documentation
status (their legal status in the US), parents’ English speaking ability, and the English
speaking ability of members in a student’s residence and immediate neighborhood.
Students’ responses fell distinctly into three groups based upon these characteristics.
The students in Group One stressed the basic need to learn English. Maslow
described human motivation with Maslow’s Hierarchy of Needs. Perhaps this is what
students in Group One were telling me—their most basic needs had to be met before they
would be ready to “grow” in American schools. Group Two student-participants wanted
their culture to be present so that other students—particularly White students—would
learn about them. Group Three students conformed to previous studies conducted with
White students—they wanted to learn in more interactive ways, working with groups, and
being stimulated with flashy videos.
Students at Crawford did not have an adequate framework around which to make
sense of race, racism, and racial tensions. The presence of how race was talked about, and
the absence of how race was not talked about, led to negative stereotypes against Latinos
based upon ethnicity, immigration status, and native language. Furthermore, one teacher
demonstrated a closed paradigm of ethnicity and skin color that silenced one of his
students. The student-participants in all Groups wanted to talk about race. They wanted to
talk about their “positive invisibility” at Crawford—that is, the absence of affirmative
constructions around their ethnicity, country of origin, and language. The findings
suggest that there is a need for more studies with Latino students that focus on the aspects
of Latino Critical Theory.
This dissertation is dedicated to the students, my wonderful family,
and my friends all over the world.
School:The Ohio State University
School Location:USA - Ohio
Source Type:Master's Thesis
Keywords:hispanic american high school students multicultural education critical theory discrimination in united states
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PHP, while originally designed and built to run on Unix, has had the ability since version 3 to run on Windows. That includes 9x, ME, NT, and 2000. In this article I'm going to go through the process of installing PHP on Windows and explain what you should look out for.
On Windows, as on Unix, you have two options for installing PHP: as a CGI or as an ISAPI module. The obvious benefit of the latter is speed. The downside is that this is still somewhat new and may not be as stable. But, before you do anything, you have to do some prep work, which is pretty simple. Once you've downloaded and unzipped the Windows binary version of PHP, you have to copy
php4isapi.dll from the sapi/ directory to WINNT/system or WINDOWS/system directories. You'll also probably want to move
php.ini-dist from your installation directory to the
WINDOWS/ directory and rename it to
php.ini, if you plan on changing any of the precompiled defaults. Now you're ready to go, regardless of whether you use PHP as a CGI or ISAPI module.
For NT/2000, you'll need to tell IIS how to recognize PHP. Thanks to the wonders of GUI, this can easily be accomplished with a few mouse clicks. First, fire up the Microsoft Management Console or Internet Service Manager, depending on whether you're using NT or 2000. Click on the Properties button of the web node you'll be working with. In this example we'll use Default Web Server. Click the ISAPI Filters tab and then click Add. Use
php as the name and in the path put the location of
php4isapi.dll, which should be
C:\WINNT\system\ in this example.
Configuring IIS to recognize PHP.
Under the Home Directory tab, click the Configuration button, then click Add for Application Mappings. Use the same location of
php4isapi.dll as you did with ISAP Filters and use
.php as the extension. Here comes the caveat!! As a test, I tried using as my path the temporary location of
php4isapi.dll, which was in the install directory on my desktop. Windows 2000 popped up a wonderfully annoying little box telling me I'm stupid and I should go dunk my head in the sand. OK, so it wasn't quite that wordy, but that's how I took it. Apparently Windows 2000 and IIS require App Mappings to be under the WINDOWS dir at least. So keep that in mind if you don't like sand up your nose.
Now, click OK on the Properties dialog. The next thing to do is start and stop IIS. This isn't the same as pushing the stop and start buttons on the Management Console. You should go to a command (or cmd, as it were) window and type
net stop issadmin. Wait for it to tell you what it's doing, as if you were nosy enough to care, and then type
net start w3svc. Why they didn't make it
net start iisadmin is beyond me. But I'm a Unix guy, and logic seems to be my downfall here. But I digress...
So now you have PHP installed as an ISAPI module on Windows! Aren't you happy? Probably not, because you probably don't believe me. Well, if you need proof just go to
C:\inetpub\wwwroot\ and put a file called
test.php in there. Inside that file put the following code:
<?php phpinfo(); ?>
Then pull up
test.php in your browser. If you see the PHP Info page, it worked! Now this probably goes without saying, so I'll say it. You have to pull up
test.php as a web page in the browser using
http://. If you give the path for the file using
file://, then you'll get a raw output of the code, which is no fun.
The PHP Info page indicates success.
On Windows 9x/ME, you're somewhat restricted to PWS (Personal Web Server). Of course there are alternatives such as OmniHTTPd, but we don't have all day here! Anyway, this is far simpler. It's mainly just a matter of a registry entry.
After you've moved
php4ts.dll to the appropriate directories, you should open up your favorite registry editor. At this point I note the obligatory warnings about fooling around with the registry, blah, blah, blah... In
HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\w3svc\parameters\Script Map, you'll want to add an entry with the name of
.php and a value of
Next, go start up the PWS Manager. For each of the directories that you want to make PHP aware, you have to right-click on that directory and check the executable box.
Now you're ready. Perform the same test (
test.php) as I described above, and have fun making all those ASP cronies jealous at the the guru-like glow that surrounds you!
Darrell Brogdon is a web developer for SourceForge at VA Linux Systems and has been using PHP since 1996.
Read more PHP Admin Basics columns.
Discuss this article in the O'Reilly Network PHP Forum.
Return to the PHP DevCenter.
Copyright © 2009 O'Reilly Media, Inc. | <urn:uuid:26746c26-10ba-46d1-9738-1e79ec76d82b> | {
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As an OB/GYN physician, I know intimately the dangers of preterm labor. I’ve held in my arms the mother who lost her preemie daughter after her uterus inexplicably began contracting and spewed out her 24 week old baby before she was fully cooked. I’ve watched the preemies in the nursery get stuck with tubes in every orifice while incubators try to mimic the womb and ventilators push air into their undeveloped lungs. I’ve seen the children, years later, get wheeled into my exam room after enduring countless surgeries to deal with the disabilities prematurity can cause. And I’ve attended the pregnant women we imprison in the hospital for weeks on end as we try to prevent this deadly pregnancy complication.
We don’t know what causes preterm labor. If we did, we might be able to prevent it. It’s still one of the great mysteries of obstetrics. While technological advances like gene therapy and transplant surgery revolutionize health care, we still don’t understand the most basic things about how pregnancy works. In fact, at the University of Chicago, there’s an empty plaque, awaiting the name of the person who discovers what causes labor, so we can learn to prevent preterm birth.
So far, we’re still clueless.
But we’ve made progress in the past decade. When a New England Journal of Medicine article suggested that the hormone 17-hydroxyprogesterone (17-P) would reduce the risk of preterm birth, OB/GYNs listened. However, this old drug, which used to be used to treat preterm birth, had fallen out of favor, and no manufacturers made it anymore.
So practitioners got resourceful and started getting 17-P from compounding pharmacies, where it could be manufactured from scratch for about $20 per dose.
Because the quality of compounding pharmacies vary, and because what drug a woman gets during pregnancy matters, docs were happy when the FDA approved a new drug Makena which would standardize 17-P and make it readily available at hospitals and pharmacies.
The FDA reviewed data of a study that showed that, among women with a prior preterm birth, women given Makena in a subsequent pregnancy had a preterm birth rate of 37%, compared to 55% in the control group. Good news, eh?
You’d think. So KV Pharmaceutical, who won seven years worth of exclusive rights on this drug that has been around since the 1950s, then started firing off letters to compounding pharmacies, announcing that they could no longer make 17-P available to the public without facing possible legal action.
Which means that women at high risk of preterm birth must now buy Makena, instead of relying upon their friendly neighborhood compounding pharmacist to
make it up.
So how much does the new (old) drug Makena cost?
$1500 per dose.
Yes, you heard me right. This $20 drug now costs $1500 per dose. That’s about $30,000 per at-risk pregnancy. And insurances get to decide individually whether or not they will cover it -- but even if they do, that’ll mean big co-pays and deductibles.
Can I just say it like it is? BULLSHIT. F you, Big Pharma.
Are you telling me that women who are at risk of preterm birth (lower socio-economic women are at the highest risk) will have to pony up 30 grand if they want
to prevent losing a pregnancy or raising a disabled child because insurance won’t cover it? Are you telling me our health care industry is so broken that, instead of making this ancient drug available at an affordable price and preventing preterm births, they’d prefer to pay millions to care for that preemie in the NICU or treat that disabled child?
Why? Why? Why?
Why is this legal? According to the Washington Post, “FDA officials said that they had no idea how much the company planned to charge for the drug and were surprised by the cost but that the agency has no power over pricing.”
How did our health care industry become so broken that this kind of thing can happen? Where is the heart in medicine these days? When did patient care start taking a backseat to the bottom line?
No wonder patients and health care providers alike feel so frustrated, demoralized, and disempowered.
Something’s gotta change.
According to the same FDA official, “If requested, the agency could approve a lower-priced generic version of the drug for another use that doctors could prescribe 'off label.'” The official also said that the agency would not prevent compounding pharmacies from continuing to provide 17-P unless patient safety is thought to be at risk. “We have our hands full pursuing our enforcement priorities,” the official said to the Washington Post. “And it’s not illegal for a physician to write a prescription for a compounded drug or for a patient to take a compounded drug. We certainly are concerned about access of patients to medication.”
So if you or anyone you know had a previous preterm baby, tell them to ask their doctor about prescribing 17-P. If the doctor thinks they are a good candidate for 17-P, suggest getting it from a compounding pharmacy, rather than supporting a Big Pharma company that’s trying to screw us all.
I still have my issues with Big Pharma, but I do understand that pharmaceutical industries pay big bucks to support research programs that help us all. I do understand that it’s a business and that they need to make their money in the first seven years, while their drug is still under patent. I get that their business model supports innovation and the creation of drugs that move us forward, and that without them, we might lag in our pharmaceutical options.
But this drug has been around forever. And it’s a natural hormone. I mean seriously people! Get a heart. These are pregnant women we’re talking about. These are preemie babies we’re trying to save. This is an old, natural hormone that you didn’t just invent, KV. Do something right for a change. Put the health of people above the bottom line. Or at least back off the compounding pharmacies and let people seek this potentially life-saving hormone elsewhere. It’s the right thing to do.
What do you think of this? Is your blood boiling like mine is? How did this happen? When did we lose the heart of medicine?
Speaking up on behalf of mothers and babies everywhere,
PS: Woah, check out this Washington Post article from this morning -- "FDA to allow cheaper preterm baby drug". Looks like the FDA is stepping in -- but still, how do you feel about this whole controversy? I'm glad the FDA is stepping up to the plate and laying off of compounding pharmacies, but still outraged that KV even tried something like this in our health care system.. On that note, I’m hard at work on a manifesto about this very topic (not so much Big Pharma, but reclaiming the heart of healing). So stay tuned…
Lissa Rankin, MD: Founder of OwningPink.com, Pink Medicine Woman coach, motivational speaker, and author of What’s Up Down There? Questions You’d Only Ask Your Gynecologist If She Was Your Best Friend and Encaustic Art: The Complete Guide To Creating Fine Art With Wax.
When you comment on an Owning Pink blog post, we invite you to be authentic and loving, to say what you feel, to hold sacred space so others feel heard, and to refrain from using hurtful or offensive language. Differing opinions are welcomed, but if you cannot express yourself in a respectful, caring manner, your comments will be deleted by the Owning Pink staff. | <urn:uuid:ba3bfbd6-9b69-4092-8b80-2e83b4e6e516> | {
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Helping the Overweight Child
Helping your child with social and emotional concerns
It doesn't take long for children to figure out that our culture and their peers idealize thinness. Children who are overweight are especially at risk of being teased and feeling alone. This can cause low self-esteem and Reference depression Opens New Window.
For information about helping a child who is being teased, see the topic Reference Bullying.
To help your child have greater health, confidence, and self-esteem, you can:
- Avoid talking in terms of your child's weight. How you talk about your child's body has a big impact on your child's self-image. Instead, talk in terms of your child's health, activity level, and other healthy lifestyle choices.
- Be a good role model by having a healthy attitude about food and activity. Even if you struggle with how you feel about your own body, avoid talk in front of your child about "being fat" and "needing to diet." Instead, talk about and make the same healthy lifestyle choices you'd like for your child.
- Encourage activities, such as sports and theater. Physical activity helps build physical and emotional confidence. Try different types of sports and activities until your child finds one that he or she likes. Theater can help a child project strength and confidence, even if he or she doesn't feel it at first.
- Encourage social involvement in community, church, and school activities, which build social skills and confidence.
- Help your child eat well by providing healthy food choices. Consider seeing a Reference registered dietitian Opens New Window for guidance and new food ideas.
- Forbid any child (yours included) to tease another child about weight. Talk to your child's teachers and/or counselors, if necessary.
|By:||Reference Healthwise Staff||Last Revised: Reference August 29, 2011|
|Medical Review:||Reference John Pope, MD - Pediatrics
Reference Rhonda O'Brien, MS, RD, CDE - Certified Diabetes Educator | <urn:uuid:4c87cea5-e3bb-4b22-94d2-80e4f47cb29f> | {
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20 Spring Crafts and Activities for Kids
Written by Jen Betterley
A favorite Montessori classroom lesson for children, this flower-arranging activity featured on Modern Parents Messy Kids is perfect for a little bit of "edutainment" while gathering your garden's spring blooms!
To get started, simply head outside with a basket to gather flowers or foliage and have a tray waiting inside with the following included: scissors, a small vase or two, a small water pitcher or cup, and a doily or two for a little extra decorative flair. Be sure to check out the rest of this post for four additional "introductory activities for the Montessori newbie." Lots of easy and neat ideas for plenty of learning fun at home! | <urn:uuid:033a37bd-7de7-47a8-9966-2fda036bed0e> | {
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Home > National Parks of Canada > Bear Management in the Rocky Mountain National Parks > Safety
Bear-human encounters are a risk for people and bears alike. The following information outlines how you can proactively reduce your risk of a bear encounter and, by so doing help conserve bears too.
The "Bare" Campsite Program
BEARS AND PEOPLE A Guide to Safety and Conservation on the Trail | <urn:uuid:395ba02a-89c6-4ce9-aa45-2c62fcb2a42d> | {
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We look at five technologies that look set to become part of every day lives very soon, to find out how they'll change our lives.
This technology could be a game-changer for device connectivity. A modern desktop computer today may include jacks to accommodate ethernet, USB 2.0, FireWire 400 or 800 (IEEE 1394a or 1394b) or both, DVI or DisplayPort or both, and - on some -eSATA.
USB 3.0 could eliminate all of these except ethernet. In their place, a computer may have several USB 3.0 ports, delivering data to monitors, retrieving it from scanners, and exchanging it with hard drives. The improved speed comes at a good time, as much-faster flash memory drives are in the pipeline.
USB 3.0 is fast enough to allow uncompressed 1080p video (currently our highest-definition video format) at 60 frames per second, says Jeff Ravencraft, president and chair of the USB-IF.
That would enable a camcorder to forgo video compression hardware and patent licensing fees for MPEG-4. The user could either stream video live from a simple camcorder (with no video processing required) or store it on an internal drive for later rapid transfer; neither of these methods is feasible today without heavy compression.
Citing 3.0's versatility, some analysts see the standard as a possible complement - or even alternative - to the consumer HDMI connection found on today's Blu-ray players.
The new USB flavor could also turn computers into real charging stations. Whereas USB 2.0 can produce 100 milliamperes (mA) of trickle charge for each port, USB 3.0 ups that quantity to 150mA per device. USB 2.0 tops out at 500mA for a hub; the maximum for USB 3.0 is 900mA.
With mobile phones moving to support USB as the standard plug for charging and syncing, the increased amperage of USB 3.0 might let you do away with wall warts (AC adapters) of all kinds.
In light of the increased importance and use of USB in its 3.0 version, future desktop computers may very well have two internal hubs, with several ports easily accessible in the front to act as a charging station.
Each hub could have up to six ports and support the full amperage. Meanwhile, laptop machines could multiply USB ports for better charging and access on the road.
(Apple's Mac Mini already includes five USB 2.0 ports on its back.)
The higher speed of 3.0 will accelerate data transfers, of course, moving more than 20GB of data per minute. This will make performing backups (and maintaining offsite backups) of increasingly large collections of images, movies, and downloaded media a much easier job.
Possible new applications for the technology include on-the-fly syncs and downloads (as described in the case study above).
The USB-IF's Ravencraft notes that customers could download movies at the gas pump at of a filling station.
"With high-speed USB [2.0], you couldn't have people waiting in line at 15 minutes a crack to download a movie," Ravencraft says.
Manufacturers are poised to take advantage of USB 3.0, and analysts predict mass adoption of the standard on computers within a couple of years.
The format will be popular in mobile devices and consumer electronics, as well. Ravencraft says that manufacturers currently sell more than 2 billion devices with built-in USB each year, so there's plenty of potential for getting the new standard out fast.
NEXT PAGE: Video streaming over Wi-Fi | <urn:uuid:1d4a0e98-f22e-4d89-9859-8f510bcc8419> | {
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A Brief Study of Story: Reading and Writing
We'll focus on the aspects of a story, plot, and characterization and help you develop them by reading your work. At each session, we'll do a free write and discuss the reading and writing. We'll read between one and three stories from people in the class and one story by a pro each week. There will be little points on grammar and style, adapted to the habits of the class.
There are currently no classes scheduled for this course. Please check back at a later time or contact WDCE to see when the course will be offered again. | <urn:uuid:2b4b5d88-69c3-4d27-847e-3adebbf84e0c> | {
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is a C based interpreter (runloop) that executes, what different compiler (like Mildew ) produce.
If you want to help SMOP, you can just take on one of the lowlevel S1P implementations and write it. If you have any questions ask ruoso or pmurias at #perl6 @ irc.freenode.org.
The Slides for the talk Perl 6 is just a SMOP are available, it introduces a bit of the reasoning behind SMOP. A newer version of the talk presented at YAPC::EU 2008 is available
SMOP is an alternative implementation of a C engine to run Perl 6. It is focused in getting the most pragmatic approach possible, but still focusing in being able to support all Perl 6 features. Its core resembles Perl 5 in some ways, and it differs from Parrot in many ways, including the fact that SMOP is not a Virtual Machine. SMOP is simply a runtime engine that happens to have a interpreter run loop.
The main difference between SMOP and Parrot (besides the not-being-a-vm thing), is that SMOP is from bottom-up an implementation of the Perl 6 OO features, in a way that SMOP should be able to do a full bootstrap of the Perl 6 type system. Parrot on the other hand have a much more static low-level implementation (the PMC)
The same way PGE is a project on top of Parrot, SMOP will need a grammar engine for itself.
SMOP is the implementation that is stressing the meta object protocol more than any other implementation, and so far that has been a very fruitful exercise, with Larry making many clarifications on the object system thanks to SMOP.
Important topics on SMOP
- SMOP doesn't recurse in the C stack, and it doesn't actually define a mandatory paradigm (stack-based or register-based). SMOP has a Polymorphic Eval, that allows you to switch from one interpreter loop to another using Continuation Passing Style. See SMOP Stackless.
- SMOP doesn't define a object system in its own. The only thing it defines is the concept of SMOP Responder Interface, which then encapsulates whatever object system. This feature is fundamental to implement the SMOP Native Types.
- SMOP is intended to bootstrap itself from the low-level to the high-level. This is achieved by the fact that everything in SMOP is an Object. This way, even the low-level objects can be exposed to the high level runtime. See SMOP OO Bootstrap.
- SMOP won't implement a parser in its own, it will use STD or whatever parser gets ported to its runtime first.
- In order to enable the bootstrap, the runtime have a set of SMOP Constant Identifiers that are available for the sub-language compilers to use.
- There are some special SMOP Values Not Subject to Garbage Collection.
- A new interpreter implementation SMOP Mold replaced SLIME
- The "official" smop Perl 6 compiler is mildew - it lives in v6/mildew
- Currently there exists an old Elf backend which targets SMOP - it lives in misc/elfish/elfX
SMOP GSoC 2009
See the Old SMOP Changelog | <urn:uuid:9ef4d308-fa15-4196-86db-2db8b4c54358> | {
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Dropping a pound or two isn't necessarily a bad thing, especially if your pet's packing a few extra. But weight loss should be controlled, gradual and supervised by your veterinarian. Sudden, unexpected weight loss usually signals an underlying health problem. Cats, in particular, need frequent weight monitoring to prevent hepatic lipidosis, a debilitating liver disease.
Some pets lose weight in the heat of summer when rising temperatures curb their appetite. At the other extreme, you'll find some pets losing weight during frigid weather because they're burning more energy while trying to keep warm. Other common causes of weight loss include stress and lactation.
Healthy boarded pets may shed some pounds because of diet changes or the stress of a new environment, and nursing mothers burn more calories as their bodies produce milk. Although normal, these responses to environmental or lifestyle changes mean your pet uses and needs, more calories to meet increased energy requirements. Diet plays a crucial role in weight maintenance. Undernourishment and weight loss occur in pets who are fed poor-quality, inedible or spoiled food. Many underlying medical conditions such as dental disease, gastrointestinal disorders (including parasites), diabetes mellitus, liver or kidney disease, congestive heart failure and cancer make eating and absorbing nutrients difficult.
Other conditions, including hyperthyroidism, fever and chronic infections, increase your pet's metabolism and the rate she burns calories. The result can be dramatic weight loss.
What You Can Do at Home
A nutritious diet and lots of fresh water are your pet's best defenses against unwanted weight loss. Feed your pet the right amount of high-quality food that's appropriate for her life stage and activity level. And make sure she visits the veterinarian at least once a year for a thorough examination and parasite prevention.
When to Call the Veterinarian
See your veterinarian whenever your pet experiences unexplained weight loss. Call the doctor immediately if your pet exhibits additional symptoms such as vomiting, diarrhea, fever or increased thirst or urination.
Literally hundreds of conditions can cause weight loss in pets, so please be patient as the veterinarian makes his or her diagnosis.
Though some of these conditions are serious, most pets who have slimmed down quickly, soon return to their original weight with no complications. | <urn:uuid:683b563f-f9b9-4efb-8733-5c0a1f58a8b9> | {
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These days, students come from all walks of life and enter college for a variety of reasons, and with a variety of expectations. Many of these students are acutely aware of the affect collegiate life will have on future career options, and use their college experiences to discover and refine a career path that will satisfy them. Other students are in the midst of their careers and either want to change career paths or are looking for job training to advance their careers.
Career planning is a valuable exercise for any of these students.
A good starting point in deciding what course of collegiate study would best prepare you for a career is to analyze very thoughtfully what particular skills are strengths for you. In general, are you adept at working with people, or numbers, or the written word, and so forth? What subjects in high school or activities since graduating have had the most appeal for you? You should make a list of the activities you enjoy and the subjects you like to read about or discuss.
Another valuable career planning activity is to read up on career information. Research careers that you are interested in and that would utilize your strengths. What type of education is required to get into the field? Do you need a graduate degree? Will you need to pursue a long internship or residency program? Are you willing to spend the time it takes to fulfill these requirements?
Remember, you don't have to have all the answers, but if you have an idea in mind, it can only help you. With possible careers in mind, you can research the college majors that are relevant. You can determine what colleges offer strong programs in your chosen majors, or if a career college would be a good option. | <urn:uuid:e2ad8169-48d0-448e-ad21-efc500136d25> | {
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Hyperparathyroidism in Dogs
Excessive Levels of Parathyroid Hormone in the Blood in Dogs
The parathyroid hormone is responsible for regulating calcium and phosphorus levels in the blood, increasing blood calcium levels by causing calcium to be reabsorbed from bone. The parathyroid glands are small, hormone-secreting glands that are located on or near the thyroid glands. The term para- refers to adjacent or alongside, and thyroid refers to the actual thyroid gland; the thyroid and parathyroid glands are located side by side in the neck, near the windpipe or trachea. Hyperparathyroidism is a medical condition related to the parathyroid glands, in which over active parathyroid glands cause abnormally high levels of parathyroid hormone (also known as parathormone or PTH) to circulate in the blood.
Primary hyperparathyroidism refers to a condition in which a tumor in the parathyroid gland produces excessive levels of parathyroid hormone, leading to increased blood calcium levels (hypercalcemia).
Secondary hyperparathyroidism can be caused by a deficiency of calcium and vitamin D, and is associated with malnutrition or long-term (chronic) kidney disease.
There is no known genetic cause for primary hyperparathyroidism, but its association with certain breeds suggests a possible hereditary basis in some cases. Secondary hyperparathyroidism can develop in association with hereditary kidney disease (known as hereditary nephropathy), but is not inherited per se. Keeshonds seem to show some predilection for this disease. In dogs, the average age is ten years, with a range of 5 to 15 years of age.
Symptoms and Types
Your veterinarian will be looking for cancer first and foremost for the cause for this disease. However, several other possibilities will also be considered, such as renal failure and vitamin D intoxication, which have been known to be found in some rodenticides. Other possibilities are too much calcium in the blood. A urinalysis will reveal calcium and phosphate levels.
Serum ionized calcium determination is often normal in patients with chronic renal failure and high in patients with primary hyperparathyroidism or hypercalcemia that is associated with a malignancy. If kidney stones are suspected, your veterinarian may use X-ray and ultrasound imaging of the parathyroid gland to discover whether there is tumor there. If nothing can be found using these diagnostic techniques, your veterinarian may need to use surgery to explore the area of the thyroid and parathyroid.
The failure of the kidneys to perform their proper functions
A gland found in the neck of humans and animals that secretes glands responsible for metabolic rate, calcitonin, and others.
An in-depth examination of the properties of urine; used to determine the presence or absence of illness
The name for four glands that are located on the top of the thyroid gland that help to regulate the amount of calcium in the blood
The windpipe; it carries air from the bronchi to the mouth
The hormone that is created from the parathyroid glands; helps to regulate the calcium level of an animal’s blood
Something with an electrical charge
Something that becomes worse or life threatening as it spreads
A condition of poor health that results from poor feeding or no feeding at all
A low level of calcium in the blood
Excess Calcium in the Blood in Dogs
Parathyroid hormone and vitamin D interactions work to release calcium from the bones,...
Overproduction of Estrogen in Dogs
Overproduction of estrogen can result in what is known as estrogen toxicity (hyperestrogenism)....
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The science behind pet nutrition continues to make major advances. One such example... | <urn:uuid:f4c86a7f-30b0-4d56-a4d1-62058f690c67> | {
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The process of accretion is important in the formation of planets, stars, and black holes; it is also believed to power some of the most energetic phenomena in the universe. In an accretion disc, the accretion rate is controlled by the outward transport of angular momentum. Collisional processes like friction or viscosity are typically too small to account for the observed rates, and it is universally believed that astrophysical accretion discs are turbulent. However the origin of this turbulence is not clear since discs with velocity profiles close to Keplerian are stable to infinitesimal perturbations. In the early nineties it was realized that the stability picture changes dramatically if magnetic fields or nonlinear effects are present. In this talk I will describe how some of these issues can be discussed within the framework of the flow of a conducting fluid between coaxial rotating cylinders. I will also describe some of the experiments that are on the way to study these flows as well as the computational efforts to clarify the nature of the ensuing turbulent transport.
ANL Physics Division Colloquium Schedule | <urn:uuid:9bf53c84-d3fd-428b-bc4b-63892ad85de5> | {
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The Palisades Museum of Prehistory (PMOP), incorporated in Washington DC, is a non-profit regional organization dedicated to promoting the awareness and preservation of prehistoric artifacts in the Palisades of Washington DC.
The PMOP will accomplish its mission by providing information, education, and archaeological guidance.
In addition to curation and preservation of prehistoric artifacts, the PMOP will assemble a library of archaeological records, maps, and surveys pertinent to the region’s prehistory. These records are now housed in disparate locations e.g. universities, National Park Service, State Historic Preservation Offices, Smithsonian archives. The localized information will be made available in the museum located in the Palisades of Washington DC.
More interest in our prehistory will hopefully allow the PMOP to organize a volunteer network that can react rapidly to events exposing our prehistory - like road works, building excavations, and erosion.
The bulk of prehistoric data remains locked up in government agencies and academic institutions. Many in the archaeological profession believe that releasing this information will encourage people to collect artifacts on federal lands. However well-intentioned, this mindset continues to exact a toll on the prehistoric record. Ignorance of history will guarantee the obliteration of the archeological record as more development continues with little regard to the people who onced lived here.
By providing the public access to the archaeological record, PMOP will boost awareness of our area's human history. In the end, both professionals and public will benefit from the increase of knowledge.
Because our region’s prehistory spans at least 12,000 years, waves of indigenous cultures have come and gone dispersing evidence over broad geographic areas. The ravages of time have thinned much of that evidence. By recovering more evidence over a broader area, and making that information public, the PMOP hopes to raise awareness and understanding of those who lived here for thousands of years.
In terms of human evolution, the formative years of our species existed in lithic cultures. By greatly expanding the knowledge base of those cultures, the Palisades Museum of Prehistory hopes to shed light on our human nature. | <urn:uuid:fc26fc57-daaf-45a2-aea5-5569a01d20a7> | {
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July 24, 2009
Mark S. Blumberg is Professor and Starch Faculty Fellow at the University of Iowa. His books include The Oxford Handbook of Developmental Behavioral Neuroscience, Body Heat: Temperature and Life on Earth, and Basic Instinct: The Genesis of Behavior. He is Editor-in-Chief of the journal Behavioral Neuroscience, and President of the International Society for Developmental Psychobiology. His newest book is Freaks of Nature: What Anomalies Tell Us About Development and Evolution.
In this conversation with D.J. Grothe, Mark Blumberg describes how he became interested in "freaks of nature" as a way to question prevailing concepts within biology regarding genes, instincts, and pre-formed abilities. He talks about why he sees genetic determinism as "action at a distance thinking," and why he thinks it is similar to creationist views, and describes both as "magical ways of thinking about nature." He explains epigenetics. He describes how certain non-genetic factors that shape behavior may be inherited from one generation to the next. He discusses "sexual freaks" and sexual ambiguity in nature, and shows how in many ways, it is the norm in nature. He predicts the extinction of creationist thinking, and talks about how freaks of nature are a missed opportunity for those science advocates battling intelligent design and creationism, even as he also criticizes belief in "evolution's design" and "magical genes." He contrasts his views with those of evolutionary psychology as regards brain development. And he responds to notable critics of his views, such as Jerry Coyne.
Books Mentioned in This Episode:
Basic Instinct: The Genesis of Behavior Mark S. Blumberg
February 27, 2009 | <urn:uuid:d05e069c-5f87-4761-b6f7-365af2a90ef5> | {
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by Virginia B. Hargrove
The fish tank at the dentist's draws my kids like a magnet. They excitedly tell one another stories about each fish. Little kids...big imaginations.
As I waited through their appointments, I thought about a nifty way to put those active imaginations to work!
When we got home, we were going to create an edible aquarium in a cup! This is one "pet" you won't have to worry about!
What better way to celebrate National Jello Week February 12-18!
• Clear plastic or glass containers
• A skewer or small plastic makeup paddle
• 2 cups lemon-lime flat soda
• 1 tablespoon unflavored gelatin
• 2 drops blue food coloring
• Small colorful candy for the gravel
• Fish shaped crackers, gummy fish, or other edible "ocean" critters
Blossom your gelatin. Isn't that a descriptive term? I expect to see those little granules open up into roses...or for this project into sea anemones. It means to sprinkle the gelatin evenly over 1/4 cup soda (or water), and let stand five minutes to soften.
Place 1/2 cup soda in a small saucepan over medium heat. Heat just to boiling. Add the softened gelatin, stirring to dissolve the gelatin completely over the heat, about 2 minutes. Remove from heat.
Add the remaining soda and food coloring, and stir to combine. Pour the liquid into a bowl. Transfer to the refrigerator to chill until partially set. You want it to be a little thick, but still mushy and movable but not watery. Fish placed in the middle of the aquarium should stay there. Check every 15 minutes
Once your fish bowl "water" thickens, call the kids! Empty some "gravel" (colorful candies) into each container. Then gently spoon in the gelatin solution. Fill it up to the desired water level.
Now for the fun! Hand out a skewer or small make-up paddle to each child. Show how to use it to push candies into the "water."
Sit back and watch (or make your own) as they load up their cups. Use gummy worms for eels, stick fish or seaweed. Add gummy fish and top it off with a gummy life preserver.
Once your child's happy with the fish bowl, place it in the refrigerator until completely set. Then eat and enjoy!
Caution: Each time our kids raved about this project to their friends, we had to set up another fish bowl making day!
Do you have a project that seems to attract the entire neighborhood? Please share it with us.
Copyright © Pregnancy.org. | <urn:uuid:3d829ee9-8c48-4a0d-a45b-425231814e47> | {
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A Fertility Specialist Tells You About This Medication Used In The Treatment Of Infertility
Mark Kan, MD
What is Clomid, and how does it work?
The expert answers
Clomiphene citrate (also known as Clomid or Serophene) is a medication that is commonly used in fertility treatment. Because it is relatively inexpensive and can be administered orally, clomiphene is generally one of the first medications prescribed for patients who do not ovulate regularly.
In women who do ovulate regularly, clomiphene may be used for "superovulation," where 2 or 3 eggs are produced. This increases the number of "targets" for the sperm, thereby increasing the chance of pregnancy.
Clomiphene is normally administered for five days during the follicular part of the cycle (the portion of the cycle following menstrual bleeding). Clomiphene is structurally similar to estrogen and acts on the estrogen receptor. First approved by the FDA in 1967, it has recently been reclassified as a selective-estrogen-receptor-modulator (SERM).
How does clomiphene work? The hormonal signals that cause the ovarian follicles to grow are released from the pituitary gland. These hormones are named Follicle Stimulating Hormone (FSH) and Leutinizing Hormone (LH) for their actions in the ovary. The pituitary receives its signals from the hypothalamus in the brain. Clomiphene blocks the estrogen receptor and "tricks" the brain into thinking there are low levels of estrogen. The pituitary responds by releasing more FSH and LH, thus stimulating follicular growth in the ovaries.
Whereas clomiphene "tricks" the pituitary into producing more FSH and LH, gonadotropin injections of FSH and LH increase the amount of signals directly. Treatment with these injections requires more intensive monitoring than does therapy with clomiphene. In general, treatment with fertility medications is initiated to help women overcome ovulatory dysfunction, or to produce multiple eggs so there is a higher chance of achieving pregnancy.
In the "Clomiphene citrate challenge test" (CCCT), clomiphene is administered and FSH levels are compared before and after treatment. In theory, clomiphene blocks the negative feedback of estrogen, leaving only inhibin (a substance that inhibits FSH) to suppress FSH. In some women, inhibin alone is not able to block the high levels of FSH without the help of estrogen. The CCCT will therefore be abnormal and show high FSH levels after clomiphene in women with diminished ovarian reserve.
While the CCCT may help to identify some patients with diminished ovarian reserve, there is no single test that can predict which patients can or cannot become pregnant. | <urn:uuid:7556cf26-35d1-4a9e-94ab-871b8379bbbb> | {
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While writing dissertation framing a layout can prove to be very help. In a dissertation the writer has to put all his/ her experiences learned through different incidents occured in life on the paper. In a dissertation one has to bring all his logical abilities onto the paper. One has to conclude based on his leanings on the topic through out his life. This becomes tough when you are writing straight from your mind. Thus before proceeding with the dissertation framing of outline will give you clear picture of what the final result is going to like. Plan all the parts in the outline that is going to be included in the dissertation and prevent any future disasters.
There are two key points that will help you getting the perfect dissertation:
A. Dissertation proposal:
A brief background to the proposed study
- Review of the Literature
- Theoretical Model (if used)
- Statement of the Problem
Design of the Study
- Hypotheses or Questions
- Definition of Terms
- Population and Sample
- Data Collection
- Significance of the Study
- Limitations of the Study
- How are you going to analyse the data, tools that you are going to use and how are going to represent it?
- What kinds of operations will you put the data through to result in your findings?
Important points you should remember:
- The proposal should not be very lengthy, a maximum of 20 pages will work out perfectly.
- More emphasis should be given to review of literature and the research design. Lets say half of the proposal should talk about review of literature and another half about research design.
- Must go through several sample dissertation before submitting the proposal.
B. Outline of the project
This outline can be modified as per the university’s requirement of submisson:
Chapter I (Introduction)
- Background of the study
- Problem statement
- Purpose of the study
- Research questions
- Hypothesis or objectives
Chapter II (Review of literature)
- Review of empirical studies.
Chapter III (Research Methodology)
- Research design
- Sample size
- Instruments to be used for computation of data
- Data analysis
Chapter IV (Data analysis & results)
Chapter V (Conclusion)
- Final findings of the study
- Interpretation of results
- Limiations of the study
Finally at the end its the refferences and appendices. Its crucial to properly mention all the reffered material and calculation sheets here.
Now that you have unlocked the secrets of writing a dissertation. Now start up your work, without even thinking of messing it up. | <urn:uuid:b37e7fe3-2c06-4ca5-ac30-2a4627a0384c> | {
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judgments on teaching and other inadequacies. They learned, too, to demand structural changes to benefit their children. This was most evident in the Wisconsin desegregation cases.
An increasingly critical activism by parents suggested that Hmong were learning how to contend for improved schools in the American mode. Civil rights approaches were being utilized by Hmong. In Laos, the problem for parents was to get governmental authorities to build and conduct schools for Hmong children. In the United States, the schools existed but operated unequally.
Questia, a part of Gale, Cengage Learning. www.questia.com
Publication information: Book title: Asian-American Education:Historical Background and Current Realities. Contributors: Meyer Weinberg - Author. Publisher: Lawrence Erlbaum Associates. Place of publication: Mahwah, NJ. Publication year: 1997. Page number: 199.
This material is protected by copyright and, with the exception of fair use, may not be further copied, distributed or transmitted in any form or by any means. | <urn:uuid:a778b565-e7a9-4bd4-9d88-1ee84d7fb304> | {
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Caspian countries come together to discuss protection of the Caspian Sea, Turkmenbashy, Turkmenistan
Malheureusement, il n'y a pas de version française de ce document.
On 5 and 6 November 2012, the Caspian Ecological Forum, hosted by Tukmenistan’s Ministry of Nature Protection, was held along the shores of the Caspian Sea in the Avaza national tourist zone, not far from the Turmenbashy Bay Ramsar Site.
|Turmenbashy Bay Ramsar Site (© Ramsar Secretariat)|
Turkmenistan acceded to the Ramsar Convention in 2009 and designated 267,124 ha of the Hazar Nature Reserve as a wetland of International Importance under the name ‘Turkmenbashy Bay Ramsar Site’. Turkmenistan now has a Ramsar Working Group made up of experts and representatives of the Ministry of Nature Protection.
The event provided a platform for constructive dialogue and cooperation for the wise use of the resource-rich Caspian Sea. The forum was attended by representatives of environmental and fisheries agencies and academics of the Caspian countries, with delegations from Azerbaijan, Iran, Kazakhstan, Russia and Turkmenistan. Representatives of the United Nations Environment Programme (UNEP), United Nations Development Programme (UNDP), United Nations Convention on Combating Desertification (UNCCD), as well as oil and gas companies operating in the Caspian shelf also participated in the forum.
The Caspian Sea is the world's largest landlocked water body; with its particular climatic and salinity gradients and its isolation, it is home to about 400 endemic species, including the world's largest herd of sturgeon (90 percent of the world reserves) and the endangered Caspian Seal Pusa caspica.
Following the early days of the Caspian Environment Programme in 1995, The Framework Convention for the Protection of the Marine Environment of the Caspian Sea (Tehran Convention) was ratified by the Caspian littoral states in 2006. It is the first legally binding regional agreement ratified by all five Caspian states, and defines the general requirements and institutional mechanism for the protection of the marine environment of the Caspian Sea. Four protocols to the Convention have currently been developed by the countries, they focus on biodiversity conservation; land-based sources of pollution; preparedness, response and cooperation in combating oil pollution incidents; and environmental impact assessment in a transboundary context.
The Ramsar Secretariat would like to thank Turkmenistan for the invitation and generous hospitality, and for its dedication to ecological conservation, and expresses its readiness to assist and support all Caspian states for the wise use and protection of the Caspian Sea.
Report by Nessrine Alzahlawi, Assistant Advisor for Asia-Oceania | <urn:uuid:527aa11d-20cc-483a-b531-1a3ea22af93a> | {
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Titan's Ethane Lake
This artist concept shows a mirror-smooth lake on the surface of the smoggy moon Titan.
Cassini scientists have concluded that at least one of the large lakes observed on Saturn's moon Titan contains liquid hydrocarbons, and have positively identified ethane. This result makes Titan the only place in our solar system beyond Earth known to have liquid on its surface.
The Cassini-Huygens mission is a cooperative project of NASA, the European Space Agency and the Italian Space Agency. The Jet Propulsion Laboratory, a division of the California Institute of Technology in Pasadena, manages the mission for NASA's Science Mission Directorate, Washington, D.C. The Cassini orbiter was designed, developed and assembled at JPL.
For more information about the Cassini-Huygens mission visit http://saturn.jpl.nasa.gov. | <urn:uuid:36c0c102-e78a-494d-9b3b-78d6003c8994> | {
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History of the Indians of the United States
by Angie Debo
The political, social, and military conflicts and foul-ups between the Indians and whites from the colonial era to the 1970s.
6 x 9 450 pages, index, maps, illustrated, paperbound
#300 Indians in the US $24.95
by Barry C. Kent
Culturally and linguistically, the Susquehannocks closely resembled the Iroquois of New York state. Actually, they were a fiercely independent nation that lived along the Susquehanna River in Pennsylvania and Maryland. They often invaded the tribes of lower Maryland. This is a detailed narrative of the Susquehannocks' lifestyle, villages,
and artifacts. Also describes their relationship with the Conestogas, Conoy, Shawnee, Delaware, and other tribes that lived along the river.
6" x 9" 440 pages, index, illustrated, maps, paperbound
#372 Susquehanna's Indians $16.95
Indians and World War II
by Alison R. Bernstein
The impact of World War II on Indian affairs was more provound and lasting than that of any other event or policy, including FDR's Indian New Deal and eforts to terminate federal responsibility for tribes under Eisenhower. Focusing on the period from 1941 to 1947, Bernstein explains why termination and tribal self-determination wer logical results of the Indians' World War II experiences in battle and on the home front. Includes a brief story of the Navajo Marine Codetalkers and Ira Hayes, a Pima Indian who helped raise the flag at Iwo Jima.
5½" x 8½" 247 pages, index, some photos, paperbound
#373 Indians & WWII $19.95
FAX: 717 464-3250 | <urn:uuid:24918d75-915c-4e00-b5b9-a827162bb127> | {
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Physical Activity at School
RWJF Priority: Increase the time, intensity and duration of physical activity during the school day and out-of-school programs
Schools play a critical role in helping children lead active, healthy lives. By requiring active participation in daily physical education classes, providing activity breaks throughout the day, and supporting walking and bicycling to school, schools can increase students’ physical activity. After-school programs located in schools, parks and recreational centers also can develop innovative ways to help children be active.
The resources below, from RWJF grantees and partners, highlight recent efforts to examine and develop programs and policies that help children be active before, during and after the school day. | <urn:uuid:0490eaf1-953e-4f76-9807-15d8925b6b2c> | {
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Long ago Fisher-Man lived with his elder brothers in a sweat-house, they say. Now he said to the Cottontail people, "Ye must remain at home, ye must stay here! I shall go away. Ye must stay close, must not go about. Thither, in that direction, I shall go in the morning." Then he went.
Now, all those people, those boys, staid there. He had explained to them when he would return. "So many times dawning, at the sixth dawning I (shall) have returned," said he, "if other people do not choke me on the road. Do ye stay there close (at home)." So they staid.
In the morning one of them crawled out when it was dawning. After he had sat a while, standing up, (he went and) sat on the edge of the smoke-hole. Now opposite, they say, that Wood-Rat lived in a sweat-house with his grandmother. From thence Wood-Rat crawled out. "How are you?" said he, said Wood-Rat.
"Ugly Wood-Rat-Man, defecating on his grandmother's blanket, stinking, defecating all over the house, urinating all about, dirty-acting Wood-Rat!" said (Cottontail). "His
p. 220 p. 221
house stinks," he said. Then Wood-Rat-Man said, "Ham, ham! My grandmother, bring out my net! He calls me very bad names." Then she brought it out.
Then, having walked over, he stretched it across the door of the house. Then he stamped on the house (Cottontail's). He kept stamping, and then one (of the Cottontails) jumped out; and just as he did so, he was caught in the net. After a while, after he had gotten into (the net), Wood-Rat carried him across. And carrying him home, when he had carried him in, his grandmother skinned (the Cottontail) and cooked him; and, roasting him, they both had breakfast.
Next morning, crawling out, Wood-Rat said, "Halloo!" Then one (of the Cottontails) stuck his head out. "Dirty, ugly Wood-Rat, defecating on his grandmother, urinating about, making things dirty, Wood-Rat, who stays where he has made it stink!" said he. Then he jumped in again.
Then, "Ham, ham!" said (Wood-Rat). "He speaks evilly of me! My grandmother, hand out my net!" Thereupon he went over, and having gone over, and stretched the net in the doorway, he stamped, kept stamping, (on the roof). Then one (of the Cottontails) rushed out, and so was caught in the net. Meanwhile, having got him into the net, Wood-Rat carried him off. He carried him over to his grandmother; and, having given him to her, she skinned him, and they both had breakfast.
Next morning, again, Wood-Rat crawled out. Then. he said, "Siī!" Then one (of the Cottontails) stuck his head out repeatedly. "Bad Wood-Rat, defecating on his grandmother's blanket, one who does dirty things, urinating all about the house, Wood-Rat, who does dirty things that make things stink!" he said. Then Wood-Rat said, "Ham, ham, ham! He calls me very bad names. Hurry and give me my net, my grandmother!" Then she gave it to him.
p. 222 p. 223
Having gone over, he stretched it in the doorway, and then stamped on the house, kept stamping. By and by one rushed out, and was caught in the net. Then, having got him into the net, he carried him over. Meanwhile only one (Cottontail) was left, (who) had crawled over behind the fireplace. Now, Wood-Rat, having carried (the one he had caught) over, they skinned him, roasted him, and had their breakfast.
Next morning, again, (Wood-Rat) crawled out. "Sh!" he said. But no one stuck out his head. Then said he, "There are none left. I have killed them all." Next morning, again, (Wood-Rat) stuck his head out. "Hiī," he said. Again no one looked out. "Well, my grandmother, I think I have killed them all," he said. "I did not see any, none crawled out." Then he remained there. Next day again he looked out. "Sī!" he said, but nobody looked out. "I guess I have killed them all," he said.
That night, as it grew dark, Fisher-Man returned. He crawled in, and then (found) all had gone. Then one crawled out toward him from behind the fire, and said, "Wood-Rat chased us; and when he stamped on the house, (the others) ran out, and then he killed them," he said. "He continued doing this until he killed them all. I alone, not jumping out, (but) hiding and not moving, have kept alive." Then Fisher-Man said, "Hō!"
In the morning Fisher went after him (Wood-Rat). Crossing over, he reached (the house), and, having crawled in, he killed both, grandmother and grandson. Then he spoke. "Now you are Wood-Rat-Man! Not bothering people, you shall live and run about where rocks lie all around, doing no harm to people," said he. "And mortal men shall say of you, 'Long ago Wood-Rat was a bad man.' So mortal men (will) tell of you." Then he went over, and, having returned to his house, remained there.
p. 224 p. 225
In the morning, having fixed his bow, and having taken three quivers full of arrows, he went off. He went towards the east, and kept going, kept going. His brothers staid under a bush. Then, after he had gone some ways, he hung up one quiver of arrows, and went on. He kept going, kept going, and then a little ways off he hung up another quiver of arrows. He went on, kept going, and again a short ways off he came to a valley, a large valley.
When he had looked down into it here and there, (he saw) there were brown bears feeding, and grizzly bears also feeding, it is said. One was feeding there in the very middle (of the valley). And it was a white bear, it is said, a silver-tip. So he (Fisher), having crept down into (the valley), ready to shoot, shot him.
Then from there (the bear) ran after him, jumped at him, trying to catch him. And he (Fisher) ran up out of the valley. Meanwhile he kept shooting, and still continued to run up out of the valley, the bear jumping at him to seize him. He kept shooting; he shot dodging from side to side, he shot whatever he had (?).
Meanwhile (the bear) jumped at him to seize him in his mouth. He (Fisher) kept running away and when all his arrows were shot, he reached the place where he had left the arrows, and, taking them down, he ran on up. He kept on shooting, and still (the bear) jumped at him to seize him in his mouth. Again it seems as if he came a little closer. He (Fisher) ran, dodging all the time, dodged as he ran. And meanwhile he shot. Only half his arrows were left, he had almost shot them all away.
Meanwhile he ran on, he dodged, he shot. And, so doing, he shot all his arrows. And all being gone, he ran to the place where he had hung tip his arrows, and, having taken them down, he shot. The bear jumped to seize him in his arms, (but,) dodging as he ran, (Fisher) kept
p. 226 p. 227
shooting. So continually shooting, (the bear) coming running up pretty close, he shot, dodging as he ran. And, so doing, he ran round and about the place where he had made his brothers stay. Meanwhile (the bear) still ran after him. And while he was doing thus, he (Fisher) killed him.
Then he spoke. "You shall be bad. You shall not trouble mortal men when they see you," he said, speaking after he had killed him. "You shall not hunt to seize mortal men coming into the middle of this world. That, mortal men in story-telling, (shall say) of you. Then, 'Silver-Tip in the olden time killed people, (was) a killer, they say. Killing them, he was sent away from this world, they say. And then, they say, there were no Silver-Tips.' That (is what) mortal men (will) be saying of you," he said.
Then he said, "Well, my brother! You must live on, staying in this sort of a place, staying squatting down under bushes. I shall be a traveller in this world in all countries; but you will be one who shall stay travelling about in this country only, going about only in this country," said he, speaking. Then he went on. "Well," said he, "I am going," said he. "Stay there!" said he, and he went off. And when he looked back, the ears (of the Cottontail) were shimmering (quivering?). So he went off, after looking back. That is all, it is said. | <urn:uuid:f9fa968d-5214-44df-9dc6-4f69c5398e40> | {
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|Product #: EMC2806035_TQ|
Roots: migr, cert, capit (Resource Book Only) eBookGrade 6
Please Note: This ebook is a digital download, NOT a physical product. After purchase, you will be provided a one time link to download ebooks to your computer. Orders paid by PayPal require up to 8 business hours to verify payment and release electronic media. For immediate downloads, payment with credit card is required.
This Vocabulary Fundamentals unit for grade 6+ provides three activity pages in which students learn about and use Greek and Latin root words to form words and understand their meaning. (For example, 'migr' = to change/move: migrate; 'capit' = to head: capital; 'civ' = city: civil; 'cert' = sure: certain; 'crit' = to judge or diminish: critical). Includes answer key.
Submit a review | <urn:uuid:a8acd962-fa1a-4730-b53c-52383cda7e53> | {
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Brazilian Journal of Microbiology
versión impresa ISSN 1517-8382
KONIETZNY, Ursula y GREINER, Ralf. The application of PCR in the detection of mycotoxigenic fungi in foods. Braz. J. Microbiol. [online]. 2003, vol.34, n.4, pp. 283-300. ISSN 1517-8382. http://dx.doi.org/10.1590/S1517-83822003000400001.
It is estimated that 25 to 50% of the crops harvested worldwide are contaminated with mycotoxins. Because of the toxic and carcinogenic potential of mycotoxins, there is an urgent need to develop detection methods that are rapid and highly specific. The highly advanced physico-chemical methods for the analysis of mycotoxins in use, have the disadvantage that highly sophisticated clean-up and/or derivatization procedures must be applied. An alternative could be the detection of the mycotoxigenic moulds themselves, especially as molecular techniques have been introduced recently as powerful tools for detecting and identifying fungi. PCR methods for the detection of aflatoxigenic Aspergilli, patulin-producing Penicillum and trichothecene- as well as fumonisin-producing Fusaria strains have been described. The usefulness of the PCR methods developed so far to monitor quality and safety in the food an feed industry was already demonstrated. Thus, PCR may be applied to the screening of agricultural commodities for the absence of mycotoxin producers prior to or even after processing. Negative results in this assay indicate that a sample should be virtually free of mycotoxins. Only the positive samples left must be analyzed for the presence of mycotoxins using physico-chemical standard methods. This review does not only summarize the so far developed qualitative and quantitative PCR assays for the detection of mycotoxigenic fungi in agricultural commodities, foods and animal feeds, but describes also strategies to develop new specific PCR assays for such a detection.
Palabras llave : aflatoxin; fumonisin; patulin; polymerase chain reaction; trichothecene. | <urn:uuid:9e0b8718-5c6a-4f7d-b008-332f3c35160f> | {
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Bulletin of the World Health Organization
versión impresa ISSN 0042-9686
LANSANG, Mary Ann y DENNIS, Rodolfo. Building capacity in health research in the developing world. Bull World Health Organ [online]. 2004, vol.82, n.10, pp. 764-770. ISSN 0042-9686. http://dx.doi.org/10.1590/S0042-96862004001000012.
Strong national health research systems are needed to improve health systems and attain better health. For developing countries to indigenize health research systems, it is essential to build research capacity. We review the positive features and weaknesses of various approaches to capacity building, emphasizing that complementary approaches to human resource development work best in the context of a systems and long-term perspective. As a key element of capacity building, countries must also address issues related to the enabling environment, in particular: leadership, career structure, critical mass, infrastructure, information access and interfaces between research producers and users. The success of efforts to build capacity in developing countries will ultimately depend on political will and credibility, adequate financing, and a responsive capacity-building plan that is based on a thorough situational analysis of the resources needed for health research and the inequities and gaps in health care. Greater national and international investment in capacity building in developing countries has the greatest potential for securing dynamic and agile knowledge systems that can deliver better health and equity, now and in the future.
Palabras llave : Health services research [organization and administration]; Education, Graduate; Staff development; Investments; Access to information; Social justice; Academies and institutes; Interinstitutional relations; Developing countries; Developed countries. | <urn:uuid:36ecb54b-dbb7-44fa-84a2-efacc44095e4> | {
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Transmissible spongiform encephalopathies (TSEs, also known as prion diseases) are a group of progressive conditions that affect the brain and nervous system of humans and animals and are transmitted by prions..
For more information about the topic Transmissible spongiform encephalopathy, read the full article at Wikipedia.org, or see the following related articles:
Editor's Note: This article is not intended to provide medical advice, diagnosis or treatment.
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Oct. 9, 1998 COLUMBIA, Mo.--Ducks, geese and bald eagles soaring over areas the size of small towns are envisioned when talking about federally protected wetlands, not areas that are maybe as big as a small swimming pool and apparently void of life. University of Missouri-Columbia Professor Ray Semlitsch is trying to change that view and explain the importance of smaller wetlands before they are managed out of existence.
"Large wetlands are beautiful and need to be protected, but for some animal species such as frogs, toads and salamanders, it is small wetlands that support greater species diversity," said Semlitsch, who along with his graduate research assistant, Russ Bodie, recently published their research in Conservation Biology. "These smaller, temporary wetlands--because they are dry at certain times during the year--are much harder to appreciate than vast marsh areas. But without these smaller wetlands, it is very possible that much of the animal and plant life that make wetlands rich, productive habitats would not survive. We need to worry about the conservation of smaller wetlands as well as the larger ones."
Small wetlands currently are defined as being less than 4 hectares, or about 8 to 9 acres. The majority of the nation's wetlands are much smaller than might be imagined, closer to 1 to 2 acres and sometimes as small as several square yards. These small wetlands may comprise the majority of wetlands in the United States and help support a vast diversity of wetland species. However, unlike the large wetlands, these smaller areas are not protected to the same extent.
Recently, the Army Corp of Engineers, which manages wetlands of all sizes throughout the United States, drafted regulations that will change the way wetlands are managed in the future. They have put off any change in management regulations until April, but the MU researchers argue that the changes in the regulations could manage these smaller wetlands out of existence.
"Right now we can't detect losses of small wetlands by satellite imagery, a technique used to assess environmental change," Bodie said. "We lose thousands of acres each year in wetlands and these smaller ones are not even taken into account. Yet, they play a vital role in the ecosystem and support a great variety of organisms."
Research done by Semlitsch and Bodie has indicated that when some individuals of a species move between wetlands, this increases their chances of survival. By populating many different wetlands, various species thrive, even during drought years when some wetlands are dry. When smaller wetlands are destroyed, the chances of survival for many species' populations may decrease dramatically because distances between individual wetlands become longer, making movement between wetlands more difficult. These small wetland breeding sites for amphibians are especially critical in light of purported world-wide declines, Semlitsch said.
Wetlands in general also have direct benefits to humans as they filter out chemicals and silt, buffer lands from flooding, and are a favorite of hunters and fishers. They also are very costly and difficult to develop for construction or other purposes.
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The above story is reprinted from materials provided by University Of Missouri, Columbia.
Note: Materials may be edited for content and length. For further information, please contact the source cited above.
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Sep. 3, 2008 University of North Carolina at Chapel Hill researchers have demonstrated that a drug called ondansetron helps reduce vomiting, the need for intravenous fluids and hospital admissions in children with acute gastroenteritis.
Gastroenteritis is an infection, often caused by a virus, that causes vomiting and diarrhea. It is often popularly called “stomach flu” and is a very common ailment in children during the winter months.
“Children under the age of 5 years generally have between one and three episodes of gastroenteritis each year,” said Dr. Lisa Ross DeCamp, lead author of the study, which is published in the September 2008 issue of Archives of Pediatric & Adolescent Medicine
“And about one of every 25 children in the country will be hospitalized for gastroenteritis by the time they’re 5,” said DeCamp who was a chief resident at the N.C. Children’s Hospital at the time of the study but now works at the University of Michigan.
In the emergency department at UNC Hospitals, five to 10 children a day are seen with symptoms of gastroenteritis, said Dr. Michael J. Steiner, assistant professor of pediatrics and a co-author of the study.
Persistent vomiting from acute gastroenteritis can be very frightening to children and their families and also poses a risk of dehydration. Current practice guidelines do not recommend that doctors give medications to children with gastroenteritis, but several recent studies suggest that ondansetron might be helpful.
In addition, Steiner said, many doctors are already prescribing ondansetron “off-label” for children with gastroenteritis. It has not been approved by the Food and Drug Administration for that indication, although it is approved for treating nausea caused by chemotherapy in cancer patients.
To find out if there was valid scientific support for giving antiemetics to children with gastroenteritis, DeCamp, Steiner and two UNC colleagues -- Dr. Julie S. Byerly, assistant professor of pediatrics, and medical student Nipa Doshi -- conducted a systematic review of all the medical literature studying the use of antiemetics for gastroenteritis.
The 11 identified previously published studies evaluated the safety and effectiveness of seven different antiemetics that were given to children seen in hospital emergency departments. The authors found that antiemetics other than ondansetron should not be used in children with gastroenteritis.
A meta-analysis (a statistical way to combine different studies) found that ondansetron, which is sold under the brand name Zofran and is available as an intravenous infusion, tablet, disintegrating tablet or in liquid forms, reduced further vomiting after receipt in the emergency department. Importantly, it also reduced the likelihood that children would require intravenous fluids by nearly two-thirds, and halved the risk of immediate hospital admission. Ondansetron also had one down side: It was found to increase diarrhea in 3 of the 6 studies. However, the authors found this increased diarrhea did not appear to cause an increased need for further medical care.
The UNC researchers concluded that future treatment guidelines should recommend the use of ondansetron in select children with gastroenteritis.
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June 22, 2010 Millions of years before humans began battling it out over beachfront property, a similar phenomenon was unfolding in a diverse group of island lizards.
Often mistaken for chameleons or geckos, Anolis lizards fight fiercely for resources, responding to rivals by doing push-ups and puffing out their throat pouches. But anoles also compete in ways that shape their bodies over evolutionary time, says a new study in the journal Evolution.
Anolis lizards colonized the Caribbean from South America some 40 million years ago and quickly evolved a wide range of shapes and sizes. "When anoles first arrived in the islands there were no other lizards quite like them, so there was abundant opportunity to diversify," said author Luke Mahler of Harvard University.
Free from rivals in their new island homes, Anolis lizards evolved differences in leg length, body size, and other characteristics as they adapted to different habitats. Today, the islands of Cuba, Hispaniola, Jamaica and Puerto Rico -- collectively known as the Greater Antilles -- are home to more than 100 Anolis species, ranging from lanky lizards that perch in bushes, to stocky, long-legged lizards that live on tree trunks, to foot-long 'giants' that roam the upper branches of trees.
"Each body type is specialized for using different parts of a tree or bush," said Mahler.
Alongside researchers from the University of Rochester, Harvard University, and the National Evolutionary Synthesis Center, Mahler wanted to understand how and when this wide range of shapes and sizes came to be.
To do that, the team used DNA and body measurements from species living today to reconstruct how they evolved in the past. In addition to measuring the head, limbs, and tail of over a thousand museum specimens representing nearly every Anolis species in the Greater Antilles -- including several Cuban species that were previously inaccessible to North American scientists -- they also used the Anolis family tree to infer what species lived on which islands, and when.
By doing so, they discovered that the widest variety of anole shapes and sizes arose among the evolutionary early-birds. Then as the number of anole species on each island increased, the range of new body types began to fizzle.
Late-comers in lizard evolution underwent finer and finer tinkering as time went on. As species proliferated on each island, their descendants were forced to partition the remaining real estate in increasingly subtle ways, said co-author Liam Revell of the National Evolutionary Synthesis Center in Durham, NC.
"Over time there were fewer distinct niches available on each island," said Revell. "Ancient evolutionary changes in body proportions were large, but more recent evolutionary changes have been more subtle."
The researchers saw the same trend on each island. "The islands are like Petri dishes where species diversification unfolded in similar ways," said Mahler. "The more species there were, the more they put the brakes on body evolution."
The study sheds new light on how biodiversity comes to be. "We're not just looking at species number, we're also looking at how the shape of life changes over time," said Mahler.
The team's findings are published in the journal Evolution.
Richard Glor of the University of Rochester and Jonathan Losos of Harvard University were also authors on this study.
Other social bookmarking and sharing tools:
- D. Luke Mahler, Liam J. Revell, Richard E. Glor, Jonathan B. Losos. Ecological opportunity and the rate of morphological evolution in the diversification of Greater Antillean anoles. Evolution, 2010; DOI: 10.1111/j.1558-5646.2010.01026.x
Note: If no author is given, the source is cited instead. | <urn:uuid:d0b67315-27de-4788-9b3c-46132eef151f> | {
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The word vivisection was first coined in the 1800s to denote the experimental dissection of live animals - or humans. It was created by activists who opposed the practice of experimenting on animals. The Roman physician Celsus claimed that in Alexandria in the 3rd century BCE physicians had performed vivisections on sentenced criminals, but vivisection on humans was generally outlawed. Experimenters frequently used living animals. Most early modern researchers considered this practice acceptable, believing that animals felt no pain. Even those who opposed vivisection in the early modern period did not usually do so out of consideration for the animals, but because they thought that this practice would coarsen the experimenter, or because they were concerned that animals stressed under experimental conditions did not represent the normal state of the body.
Prompted by the rise of experimental physiology and the increasing use of animals, an anti-vivisection movement started in the 1860s. Its driving force, the British journalist Frances Power Cobbe (1822-1904), founded the British Victoria Street Society in 1875, which gave rise to the British government's Cruelty to Animals Act of 1876. This law regulated the use of live animals for experimental purposes.
R A Kopaladze, 'Ivan P. Pavlov's view on vivisection', Integr. Physiol. Behav. Sci., 4 (2000), pp 266-271
C Lansbury, The Old Brown Dog: Women, Workers, and Vivisection in Edwardian England (Madison: University of Wisconsin Press, 1985)
P Mason, The Brown Dog Affair: The Story of a Monument that Divided the Nation (London: Two Stevens, 1997)
N A Rupke, (ed.) Vivisection in Historical Perspective (London: Crooms Helm, 1987)
The science of the functioning of living organisms and their component parts. | <urn:uuid:302a84f1-d0b1-4e14-8e71-b2ded9ee5190> | {
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by I. Peterson
Unlike an ordinary, incandescent bulb, a laser produces light of a single wavelength. Moreover, the emitted light waves are coherent, meaning that all of the energy peaks and troughs are precisely in step.
Now, a team at the Massachusetts Institute of Technology has demonstrated experimentally that a cloud consisting of millions of atoms can also be made coherent. Instead of flying about and colliding randomly, the atoms display coordinated behavior, acting as if the entire assemblage were a single entity.
According to quantum mechanics, atoms can behave like waves. Thus, two overlapping clouds made up of atoms in coherent states should produce a zebra-striped interference pattern of dark and light fringes, just like those generated when two beams of ordinary laser light overlap.
By detecting such a pattern, the researchers proved that the clouds' atoms are coherent and constitute an "atom laser," says physicist Wolfgang Ketterle, who heads the MIT group. These matter waves, in principle, can be focused just like light.
Ketterle and his coworkers describe their observations in the Jan. 31 Science.
The demonstration of coherence involving large numbers of atoms is the latest step in a series of studies of a remarkable state of matter called a Bose-Einstein condensate. Chilled to temperatures barely above absolute zero, theory predicted, the atoms would collectively enter the same quantum state and behave like a single unit, or superparticle, with a specific wavelength.
First created in the laboratory in 1995 by Eric A. Cornell and his collaborators at the University of Colorado and the National Institute of Standards and Technology, both in Boulder, Bose-Einstein condensates have been the subject of intense investigation ever since (SN: 7/15/95, p. 36; 5/25/96, p. 327).
At MIT, Ketterle and his colleagues cool sodium atoms to temperatures below 2 microkelvins. The frigid atoms are then confined in a special magnetic trap inside a vacuum chamber.
To determine whether the atoms in the resulting condensate are indeed as coherent as photons in a laser beam, the researchers developed a novel method of extracting a clump of atoms from the trap.
In effect, they manipulate the magnetic states of the atoms to expel an adjustable fraction of the original cloud; under the influence of gravity, the released clump falls. The method can produce a sequence of descending clumps, with each containing 100,000 to several million coherent atoms.
The apparatus acts like a dripping faucet, Ketterle says. He and his colleagues describe the technique in the Jan. 27 Physical Review Letters.
To demonstrate interference, the MIT group created a double magnetic trap so that two pulses of coherent atoms could be released at the same time. As the two clumps fell, they started to spread and overlap. The researchers could then observe interference between the atomic waves of the droplets.
"The signal was almost too good to be true," Ketterle says. "We saw a high-contrast, very regular pattern."
"It's a beautiful result," Cornell remarks. "This work really shows that Bose-Einstein condensation is an atom laser."
From the pattern, the MIT researchers deduced that the condensate of sodium atoms has a wavelength of about 30 micrometers, considerably longer than the 0.04-nanometer wavelength typical of individual atoms at room temperature.
Ketterle and his colleagues are already planning several improvements to their primitive atom laser, including getting more atoms into the emitted pulses and going from pulses to a continuous beam.
Practical use of an atom laser for improving the precision of atomic clocks and for manipulating atoms is still distant, however, Cornell notes. | <urn:uuid:5a667bf7-c324-483a-8231-ce8448d754f3> | {
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The Weekly Newsmagazine of Science
Volume 155, Number 19 (May 8, 1999)
|<<Back to Contents|
By J. Raloff
Canadian scientists have identified the likely culprit behind some historic, regional declines in Atlantic salmon. The researchers find that a near-ubiquitous water pollutant can render young, migrating fish unable to survive a life at sea.
Heavy, late-spring spraying of forests with a pesticide laced with nonylphenol during the 1970s and '80s was the clue that led the biologists to unmask that chemical's role in the transitory decline of salmon in East Canada. Though these sprays have ended, concentrations of nonylphenols in forest runoff then were comparable to those in the effluent of some pulp mills, industrial facilities, and sewage-treatment plants today. Downstream of such areas, the scientists argue, salmon and other migratory fish may still be at risk.
Nonylphenols are surfactants used in products from pesticides to dishwashing detergents, cosmetics, plastics, and spermicides. Because waste-treatment plants don't remove nonylphenols well, these chemicals can build up in downstream waters (SN: 1/8/94, p. 24).
When British studies linked ambient nonylphenol pollution to reproductive problems in fish (SN: 2/26/94, p. 142), Wayne L. Fairchild of Canada's Department of Fisheries and Oceans in Moncton, New Brunswick, became concerned. He recalled that an insecticide used on local forests for more than a decade had contained large amounts of nonylphenols. They helped aminocarb, the oily active ingredient in Matacil 1.8D, dissolve in water for easier spraying.
Runoff of the pesticide during rains loaded the spawning and nursery waters of Atlantic salmon with nonylphenols. Moreover, this aerial spraying had tended to coincide with the final stages of smoltificationthe fish's transformation for life at sea.
To probe for effects of forest spraying, Fairchild and his colleagues surveyed more than a decade of river-by-river data on fish. They overlaid these numbers with archival data on local aerial spraying with Matacil 1.8D or either of two nonylphenol-free pesticides. One contained the same active ingredient, aminocarb, as Matacil 1.8D does.
Most of the lowest adult salmon counts between 1973 and 1990 occurred in rivers where smolts would earlier have encountered runoff of Matacil 1.8D, Fairchild's group found. In 9 of 19 cases of Matacil 1.8D spraying for which they had good data, salmon returns were lower than they were within the 5 years earlier and 5 years later, they report in the May Environmental Health Perspectives. No population declines were associated with the other two pesticides.
The researchers have now exposed smolts in the laboratory to various nonylphenol concentrations, including some typical of Canadian rivers during the 1970s. The fish remained healthyuntil they entered salt water, at which point they exhibited a failure-to-thrive syndrome.
"They looked like they were starving," Fairchild told Science News. Within 2 months, he notes, 20 to 30 percent died. Untreated smolts adjusted normally to salt water and fattened up.
Steffen S. Madsen, a fish ecophysiologist at Odense University in Denmark, is not surprised, based on his own experiments.
To move from fresh water to the sea, a fish must undergo major hormonal changes that adapt it for pumping out excess salt. A female preparing to spawn in fresh water must undergo the opposite change. Since estrogen triggers her adaptation, Madsen and a colleague decided to test how smolts would respond to estrogen or nonylphenol, an estrogen mimic.
In the lab, they periodically injected salmon smolts with estrogen or nonylphenol over 30 days, and at various points placed them in seawater for 24 hours. Salt in the fish's blood skyrocketed during the day-long trials, unlike salt in untreated smolts. "Our preliminary evidence indicates that natural and environ- mental estrogens screw up the pituitary," Madsen says. The gland responds by making prolactin, a hormone that drives freshwater adaptation.
Judging by Fairchild's data, Madsen now suspects that any fish that migrates between fresh and salt water may be similarly vulnerable to high concentrations of pollutants that mimic estrogen.
From Science News, Vol. 155, No. 19, May 8, 1999, p. 293. Copyright © 1999, Science Service.
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Show kids that science and fun go hand in hand
The loveable characters from PBS’ award-winning The Magic School Bus™ will help children explore the scientific properties of polymers. Create goop, melt snow, extract polymers from milk, make snow erupt, and much more!
Self-contained, bus-shaped kit includes 20 experiment cards, a data notebook, science components, and 10 containers of polymers, including super balls, rainbow beads, snow, and gel crystals.
Warning! This set contains chemicals that may be harmful if misused.
Read cautions on individual containers carefully. Not to be used by children except under adult supervision.
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Advanced Science, Simple Operation
Demonstrate the movement of invisible charged particles with this unique device. Designed in conjunction with the Contemporary Physics Education Project (CPEP), the Detector uses the analogy of magnetics. Students watch and plot the resulting paths of collisions between charged and neutral particles.
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Scientists collect samples of the natural world to try to answer questions about our environment.
So many questions and so much we still don't know. The samples collected each represent a particular time and place in our environment. Think about your home. If a scientist had collected the plants and insects from your land 50 years ago, would they be the same or different than ones you would find today?
The collected samples are the basic tool for the scientist's research and discovery. A museum specimen is made from the collected sample. We prepare them for study and add them to the research collections. Then they are ready to be used by scientists, not only this year, but for years, even generations to come.
Teachers and Museum Docents use specimens in our collections to bring the facts and concepts of science to life.
Anyway, you get the idea. Specimens and objects in the Museum's Nature to You Loan Program are particularly helpful for the kindergarten through high school ages. The Research Collections are used by college professors to help their students with the more advanced concepts.
Have you ever used a field guide to identify that bird you saw in your backyard? Or that little squirrel-like mammal that just scooted off through the rocks? Or that flower you saw in the park?
Artists rely heavily on collections of specimens when they create the illustrations for field guides. They need to see details to make accurate paintings. Different coloration and shapes help you see the differences between the chipmunk and the ground squirrel -- or the coyote and the neighbor's scrawny dog.
Have you seen dioramas at a museum? Paintings in the background of exhibits are based on specimens.
You've used specimens if you have ...
Specimens are a fantastic tool--a resource that helps you discover the secrets of the world around you.
Specimens form the core of a museum's philosophy. They are critical for research, for teaching, for our enjoyment of nature through art. Specimens at the San Diego Natural History Museum support our mission to understand the natural world of Southern California and the Baja California peninsula.
We want you to enjoy and benefit from the specimens we collect--but we also want your grandchildren to have those same experiences with specimens. For your grandchildren to be able to learn from the specimens, we need to prevent damage to the specimens. | <urn:uuid:d4003282-40ed-4664-af9c-4c960bb387ef> | {
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Symptoms of Spondylolysis and Spondylolisthesis
Spondylolysis and spondylolisthesis may not cause any obvious symptoms for some children. In others, spondylolysis can cause pain that spreads across the lower back. Pain may be worse when children arch their backs.
If the slipping is severe for children with spondylolisthesis, it can stretch the nerves in the lower part of the back. This can lead to:
- Pain that goes down one or both legs
- A numb feeling in one or both feet
- Weakness in your child’s legs
- Trouble controlling bladder or bowel movements
Spondylolysis and Spondylolisthesis Diagnosis
Doctors look first for signs of cracks in the bones of your child's back. These cracks are called stress fractures. We look for stress fractures first because spine slippage, though rare in children, usually happens to those who have the fractures first.
The doctor will ask your child if the pain is worse when they arch their back. This is a common sign of stress fractures. Most often, these fractures are in the lower part of the backbone.
Next, we most likely will take X-rays of your child’s backbone. This helps doctors make sure your child has a stress fracture. If we cannot see the crack clearly on the X-ray, we may ask to do a bone scan.
If we find a crack in the bone, we will probably take a three-dimensional X-ray called a CT (computed tomography) scan. This will give us an even better look at the fracture and help you and your child’s doctor decide on treatment. | <urn:uuid:57aa1909-1f80-417f-9780-4e968548ab13> | {
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Densho: The Japanese American Legacy Project Programs
Densho Digital Archive
Free searchable database containing over 700 transcribed and indexed video oral histories and 10,700 photos and documents that trace Japanese American history from immigration to wartime detention to civil rights-era redress. Users include teachers, students, historical preservationists, journalists, legal scholars, documentary makers, and the general public.
Densho trains hundreds of classroom teachers every year on how to teach with primary sources about the World War II incarceration of Japanese Americans.
Densho Online Encyclopedia
The Densho Encyclopedia is a free and publicly accessible website that provides concise, accurate, and balanced information on many aspects of the Japanese American story during World War II. It is designed and written for a non-specialist audience that includes high school and college students and instructors, multiple generations of Nikkei community members, confinement sites preservation groups, amateur and professional historians, librarians, journalists, documentarians, and the general public. The Encyclopedia is thoroughly cross indexed and articles are linked to relevant primary and secondary materials from the Densho archive and from other websites that include still and moving images, documents, databases, and oral history interview excerpts as well as standard bibliographical sources.
Recent Successes and Current Challenges
Over the last two years, Densho has added over 200 new oral histories to its online archive, launched a new 350 article online encyclopedia, and trained over 500 classroom teachers. Densho's work in historic preservation and education has been recognized by awards from NPower, the Washington State Historical Society, the Japanese American Citizens League, Humanities Washington, the American Library Association, Microsoft Technology for Good, and the Microsoft Alumni Foundation
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Austrian architect and urbanist
Wagner studied architecture at the School of Architecture at Vienna Academy, Austria, where he later became a teacher. Among his students were the renowned Art Nouveau architects Josef Maria Olbrich and Josef Hoffmann.
From 1895 he was influenced by new art styles, more suited to the needs of modern way of life and developed his theories on architecture, relating to function, material and construction, in the book "Modern Architecture" (1895). In 1898, he built his first Art Nouveau building, the Majolica House in Vienna, a functional structure with the facade covered in multicolored majolica tiles. He also designed in 1894, the Vienna metropolitan railway system.
Otto Wagner was one of the founding members of the Vienna Secession, with fellow artists Klimt, Hoffmann and Olbrich, in 1899. He was one of the most influential artists of the turn of the century : architect, urnbanist, applied artist and theoretician, his writings laid the groundwork for Modernism in architecture. In his architectural works, he was receptive to the use of modern methods of building (steel frame construction) and new materials (thin marble slabs for the façades).
Majolica House on the Wienzeile, Vienna, Austria (1898-1899);
Stadtbahn (metropolitan railway system), Vienna (1894-1902);
Post Office Savings Bank (Die Österreichische Postsparkasse) Building, Vienna (1894-1902). | <urn:uuid:0ccc907a-1044-407f-87ec-1d2590a20b30> | {
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Gaia theory is a class of scientific models of the geo-biosphere in which life as a whole fosters and maintains suitable conditions for itself by helping to create an environment on Earth suitable for its continuity. The first such theory was created by the atmospheric scientist and chemist, Sir James Lovelock, who developed his hypotheses in the 1960s before formally publishing the concept, first in the New Scientist (February 13, 1975) and then in the 1979 book "Quest for Gaia". He hypothesized that the living matter of the planet functioned like a single organism and named this self-regulating living system after the Greek goddess, Gaia, using a suggestion of novelist William Golding.
Gaia "theories" have non-technical predecessors in the ideas of several cultures. Today, "Gaia theory" is sometimes used among non-scientists to refer to hypotheses of a self-regulating Earth that are non-technical but take inspiration from scientific models. Among some scientists, "Gaia" carries connotations of lack of scientific rigor, quasi-mystical thinking about the planet arth, and therefore Lovelock's hypothesis was received initially with much antagonism by much of the scientific community. No controversy exists, however, that life and the physical environment significantly influence one another.
Gaia theory today is a spectrum of hypotheses, ranging from the undeniable (Weak Gaia) to the radical (Strong Gaia).
At one end of this spectrum is the undeniable statement that the organisms on the Earth have radically altered its composition. A stronger position is that the Earth's biosphere effectively acts as if it is a self-organizing system, which works in such a way as to keep its systems in some kind of meta-equilibrium that is broadly conducive to life. The history of evolution, ecology and climate show that the exact characteristics of this equilibrium intermittently have undergone rapid changes, which are believed to have caused extinctions and felled civilisations.
Biologists and earth scientists usually view the factors that stabilize the characteristics of a period as an undirected emergent property or entelechy of the system; as each individual species pursues its own self-interest, for example, their combined actions tend to have counterbalancing effects on environmental change. Opponents of this view sometimes point to examples of life's actions that have resulted in dramatic change rather than stable equilibrium, such as the conversion of the Earth's atmosphere from a reducing environment to an oxygen-rich one. However, proponents will point out that those atmospheric composition changes created an environment even more suitable to life.
Some go a step further and hypothesize that all lifeforms are part of a single living planetary being called Gaia. In this view, the atmosphere, the seas and the terrestrial crust would be results of interventions carried out by Gaia through the coevolving diversity of living organisms. While it is arguable that the Earth as a unit does not match the generally accepted biological criteria for life itself (Gaia has not yet reproduced, for instance), many scientists would be comfortable characterising the earth as a single "system".
The most extreme form of Gaia theory is that the entire Earth is a single unified organism; in this view the Earth's biosphere is consciously manipulating the climate in order to make conditions more conducive to life. Scientists contend that there is no evidence at all to support this last point of view, and it has come about because many people do not understand the concept of homeostasis. Many non-scientists instinctively see homeostasis as an activity that requires conscious control, although this is not so.
Much more speculative versions of Gaia theory, including all versions in which it is held that the Earth is actually conscious or part of some universe-wide evolution, are currently held to be outside the bounds of science.
This article is licensed under the GNU Free Documentation License. It uses material from the Wikipedia article "Gaia". | <urn:uuid:7a3fa081-9c60-42a7-8ec4-1d8c386b4009> | {
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The American Revolutionary War began in 1775 and ended in 1783. The British ruled the American colonists and they had become increasingly rebellious. General Gage had ordered 700 British soldiers to Concord to destroy a weapon's depot belonging to the colonists. On the way, they are met by some rebellious colonists and the British fire, killing eight Americans and wounding ten. This was known as ‘the shot heard round the world' and the war was on. The first major battle occurred on June 17, 1775 at Boston, Massachusetts. It was known as the Battle of Bunker Hill. The British are used to marching proudly out before taking aim and firing. The Americans have been ordered not to fire until they can see the whites of their eyes. They are dug in along the high ground of Breed's Hill. As the British close in, the Americans begin firing halting the advance. The British regroup and attack again. The same thing happens. By the third attack the Americans are out of ammunition and have to resort to stones and bayonets. Although the British take the hill, they've lost half their force with over a thousand casualties; the Americans have lost four hundred. On January 9, 1776, Thomas Paine's pamphlet, ‘Common Sense' criticizes King George III and encourages independence from Britain. It becomes a bestseller. By May, America has support from France and promises of support from Spain. After many battles, Congress formally endorses the Declaration of Independence on July 4, 1776. But the war isn't over yet. On July 14, 1777, Congress mandates an American flag consisting of thirteen stars and thirteen stripes to represent the thirteen colonies.
The first major American victory in the Revolutionary war occurs on October 7, 1777 at the Battle of Saratoga. There are six hundred British casualties to one hundred fifty American. On November 15, 1777, Congress adopts the Articles of Confederation giving Congress the sole authority of the new government. In February, France officially recognizes the United States. On March 16, 1778, a Peace Commission from Britain is sent to negotiate with the Americans. They offer to meet all demands, except independence. Congress rejects their offer. On July 10, 1778, France declares war against Britain. By now the British have instigated attacks on Americans by the native Indians. On May 12, 1780, the Americans suffered a major defeat as Charleston, South Carolina was captured by the British. On October 17, 1781, the British at Yorktown send out a flag of truce. On January 1, 1782, the British begin leaving America. On February 27, 1782, the House of Commons in England votes against further war with America. On August 27, 1872, the last battle is waged in South Carolina. On February 4, 1783, England officially declares an end to hostilities in America. On April 11, 1783, Congress officially declares an end to the Revolutionary war. | <urn:uuid:1b7c2cbc-6535-49f1-a99b-cb3d06419f5a> | {
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The Wild West
How the West Was Won
Dusty road shoot outs, roaming buffalo, bar brawls, gold, tragedy and genocide, damsels in distress, and cowboys riding off into the sunset—the taming of the Western frontier is one of the most colorful and fascinating periods of American history. In this beautifully illustrated and comprehensive book, Bruce Wexler brings the ruggedness of the old American West to life. The Wild West separates fact from the fiction, exposing the myths of the old West, and assesses its cultural impact on the indigenous people, American life, and the American dream—both past and present. | <urn:uuid:a249a77c-3fee-4d88-a1ac-cc9bda7c1e8c> | {
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What is SMART ?SMART (Standardized Monitoring and Assessment of Relief and Transitions) is an inter-agency initiative launched in 2002 by a network of organizations and humanitarian practitioners.
SMART Methodology is an improved survey method for the assessment of severity of a humanitarian crisis based on the two most vital public health indicators:
- Nutritional status of children under-five.
- Mortality rate of the population.
SMART NewsUPCOMING SMART TRAINING: An inter-agency training will take place in Madrid on June 17th-21st, 2013, intended for European-based headquarter staff involved in nutrition and mortality surveys. Please make sure you have filled out the pre-questionnaire no later than Friday, May 24th, 2013: http://www.surveymonkey.com/s/SMART_MADRID_2013
Preparing survey teams in SMART
The SMART standardized survey methodology incorporates elements of nutrition, mortality, and food security for emergencies or surveillance purposes. It was developed to be used with the user-friendly ENA software.
The SMART manual provides agencies & field workers with basic tools to collect data necessary for planning direct interventions in emergency settings, as well as for surveillance.
Standardized Training Package (STP)
The STP harmonizes the procedures and tools used throughout the survey process and is broken down into 9 modules.
Emergency Nutrition Assessment (ENA) Software
ENA software is the user-friendly analytical program recommended by SMART. It saves time and effort by simplifying both survey planning and data collection via integrated calculators. | <urn:uuid:ee3a071f-b6c1-4d70-9f3e-f3d1e7be89fe> | {
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Animals. Can’t live with ‘em, can’t live without eating ‘em. (Just kidding, vegans!)
Whether or not you do eat them, you certainly don’t want to waste any of the precious meat — and that’s what normally happens when a machine, not a human, tries to butcher an animal. After all, each animal is a different size and shape.
Enter Automated Lamb Boning. Developed by Scott Technology LTD, a New Zealand-based lamb exporter, this process uses X-ray technology to measure the inner dimensions of a lamb carcass to make cuts accurate and reduce waste.
Using the X-ray of each carcass, the 100% automated processing plant can adjust its robotic arms, claws, grippers, torso impalers and conveyor belts to make the most accurate cuts.
Watch the video (not for the squeamish) to see how efficiently it produces crown racks, chops and more.
Related on SmartPlanet:
- Video: Machine scoops up, deposits ketchup — in same shape
- Self-sculpting sand assembles itself into shapes
- Small, speedy robots zip, roll and swarm through the air
- Lockheed Martin debuts maple seed-inspired drone
- Video: Scientists create micro-robots that form assembly lines
via: Popular Science | <urn:uuid:215628a9-137b-4140-9cf1-45af7566b15c> | {
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Smoke Detectors, Carbon Monoxide Detectors, Gas Detectors
SMOKE DETECTOR INFORMATION:
Most people are aware of the danger of fire but are unaware of the fatality of smoke. More people die from breathing smoke than by burns. In fact, deaths from smoke inhalation outnumber deaths by burning by 2:1. In a hostile fire, smoke and deadly gases tend to spread farther and faster than heat from flames. Moreover, when people are asleep, deadly fumes can send them deeper into unconsciousness.
Smoke detectors and carbon monoxide detectors are a powerful and effective fire safety technology. They are the first lines of defense against smoke and fire. They may awaken those who would otherwise have been overcome by smoke and toxic gases in their sleep. And most importantly, they provide an early warning alerting individuals of a fire, allowing them precious time to escape.
According to the National Fire Protection Association (NFPA), 75 to 80% of all deaths by fire happen in the home. More than half of these deaths occurred in buildings without smoke detectors. By installing a smoke detector, individuals can reduce the risk of dying by almost 50%.
Ionization smoke detectors monitor 'ions,' or electrically charged particles in the air. Air molecules in a sample chamber of ionization smoke detectors, are 'ionized' by a radioactive source. This allows a small electrical current flow. Smoke particles entering the sensing chamber change the electrical balance of the air. The greater the amount of smoke, the higher the electrical imbalance. When combustion particles enter the smoke detector, they obstruct the flow of the current. An alarm is pre-programmed to sound when the current gets too low.
Ionization smoke detectors respond first to fast flaming fires. A flaming fire devours combustibles extremely fast, spreads rapidly and generates considerable heat with little smoke.
Ionization alarms are best suited for rooms, which contain highly combustible material. These types of material include:
1. Cooking fat/grease 2. Flammable liquids 3. Newspaper 4. Paint 5. Cleaning solutions
Smoke alarms with ionization technology are the most popular types sold in the United States.
The NFPA recommends smoke alarms be installed in EVERY room and area of your home or bulding for complete protection. For maximum protection, install at least one ionization and one photoelectronic smoke alarm on each level of your home.
All smoke alarms should be replaced after 10 years of operation. Ten years is a smoke alarm's useful lifetime and for continued, reliable safety and protection, smoke alarms need to be replaced.
Consumer's should consult their owner's manual for specific instructions when locating a smoke alarm. The following are some general guidelines:
Because smoke rises, smoke alarms should be installed on the ceiling or on walls at least 4 to 6 inches below the ceiling.
Smoke alarms should not be located less than 4 to 6 inches from where the wall and ceiling meet on either surface; this space is dead air that receives little circulation.
Smoke alarms should not be mounted in front of an air supply, return duct, near ceiling fans, peaks of A-frame ceilings, dusty areas, locations outside the 40 degree Farenheit to 100 degree Farenheit temperature range, in humid areas or near fluorescent lighting.
If you hear the smoke alarm, roll to the floor and crawl to the door. Stay low where the air is cleaner and cooler. Touch the door. If the door feels cool, open it just a crack and check for smoke. If there is no smoke, leave by your planned escape route. Crawl and keep your head down. If the door feels hot, do not open it. Do no panic. Escape out the window or use an alternate exit.
If you can't leave your room, seal the cracks around the doors and vents as best you can. Use a wet towel or clothing if possible. Open a window at both the top and bottom. Stay low and breathe fresh air. Shout for help and signal your location by waving a bright cloth, towel or sheet out of a window.
If you live in a high rise building, never use the elevator to escape fire. If the fire blocks your exit, close your apartment door and cover all cracks where smoke could enter. Telephone the fire department, even if fire fighters are aleready at the scene, and tell them where you are. Shout for help and signal your location by waving a bright cloth, towel or sheet out of a window.
If your clothes catch on fire, "Stop, Drop and Roll" to put out the flames. Do not run-running will only increase the flames.
Photoelectronic alarms contain a light emitting diode (LED) which is adjusted to direct a narrow infrared light across the unit's detection chamber. When smoke particles enter this chamber they interfere with the beam and scatter the light. A strategically placed photodiode monitors the amount of light scattered within the chamber. When a pre-set level of light strikes the photodiode, the alarm is activated.
Photoelectronic smoke alarms respond first to slow smoldering fires. A smoldering fire generates large amounts of thick, black smoke with little heat and may smolder for hours before bursting into flames.
Photoelectronic models are best suited for living rooms, bedrooms and kitchens. This is because these rooms often contain large pieces of furniture, such as sofas, chairs, mattresses, counter tops, etc. which will burn slowly and create more smoldering smoke than flames. Photoelectronic smoke alarms are also less prone to nuisance alarms in the kitchen area than ionization smoke alarms.
The use of both ionization and photoelectronic smoke alarms will provide a home with maximum protection and an ample warning in the event of a fire.
Families should get together and draw a floor plan of their home. They should show two ways out of every room. The first way should be out a door and the second way could be through a window. If it is a second or third story window, they might consider purchasing a safety ladder. They should choose a meeting place for all family members outside the home and mark it on the plan. A good meeting place would be a driveway, tree or a neighbor's home.
Families should practice the escape plan to make sure everyone understands the planned routes. Involve every member of the family. Start with everyone in their beds with the doors closed. Have one person sound the smoke alarm. Have each person touch his or her door. (Tip: sleep with bedroom doors closed. A closed door will help show the spread of fire, smoke and heat). Practice low escape routes-one for a cool door and one for a hot door. Meet outdoors at the assigned meeting place. Designate one person to call the fire department. Make sure everyone knows the fire department or local emergency telephone number.
Consumers should be advised of the following features when choosing a smoke alarm to best suit their needs:
Smoke detectors with an alarm silencer feature will silence an alarming unit for several minutes, giving the air time to clear. These models are idal near kitchen and cooking areas where most nuisance alarms occur. Note: consumers should always determine the reason for the unit sounding before quickly dismissing it as a nuisance alarm and pressing the alarm silencer feature to silence the alarm.
Long Life Smoke Detectors
The NFPA reports that 1/3 of all smoke detectors installed in homes are not operating because of dead or missing batteries. This is an all too common occurrence in smoke detectors that leaves families and homes vulnerable.
Long life smoke detectors utilize lithium batteries that provide up to 10 years of continuous protection. Lithium batteries eliminate the need and expense of semi-annual battery replacement. When long life smoke detectors near the end of their tenth year in operation, they will sound a low battery signal to remind consumers to replace the entire unit.
Note: it is recommended that smoke detectors be replaced every 10 years and be tested regularly.
Some smoke detectors have a built-in emergency light that will turn on when the unit goes into alarm. The emergency light will illuminate an escape route in case of a power failure. These units are best utilized when installed by stairs and in hallways.
Hardwire smoke detectors are connected to a home's AC power supply and should be intalled by a licensed electrician according to the local electrical code. AC power means you never have to replace a battery to protect your home and family.
CARBON MONOXIDE DETECTOR INFORMATION:
Carbon monoxide poisoning is often confused with the flu. It is important that you discuss with all family members the symptoms of carbon monoxide poisoning. Different carbon monoxide concentrations and exposure times cause different symptoms. Remember, carbon monoxide detectors are your first defense against carbon monoxide poisoning.
EXTREME EXPOSURE: Unconsciousness, convulsions, cardiorespiratory failure, and death
MEDIUM EXPOSURE: Severe throbbing headache, drowsiness, confusion, vomitting, and fast heart rate
MILD EXPOSURE: Slight headache, nausea, fatigue (often described as 'flu-like' symptoms)
For most people, mild symptoms generally will be felt after several hours of exposure of 100 ppm's of carbon monoxide.
Many reported cases of carbon monoxide poisoning indicate that while victims are aware they are not well, they become so disoriented that they are unable to save themselves by either exiting the building or calling for assistance. Also, due to small size, young children and household pets may be the first affected.
If left unchecked, a child's exposure to carbon monoxide can lead to neurological disorders, memory loss, personality changes and mild to severe forms of brain damage.
If a child complains or shows signs of headaches, dizziness, fatigue or nausea or diarrhea, he or she could have carbon monoxide poisoning. Be especially aware of symptoms that disappear when the child is out of the house and reappear upon return, or symptoms that affect the entire household at once.
Since the symptoms closely mimic viral conditions such as the flu, without the fever, carbon monoxide poisoning is often treated improperly, if at all.
A physician can perform a simple blood test (called a carboxyhemoglobin test) to determine the level of carbon monoxide in the bloodstream. If elevated levels of carbon monoxide are present, hyperbaric (high-pressure) oxygen treatment may be used to rid the body of carbon monoxide. A physician will make this determination and administer treatment if necessary.
Children with carbon monoxide poisoning have mistakenly been treated for indigestion.
The following are considerations consumers should be advised to take when choosing a carbon monoxide detector that will be sure to meet their needs.
1. Consumers should consider ease of installation, the location of installation and the power source of an alarm when choosing a plug-in, battery powered or hardwire model.
Plug-in units are designed to directly plug into a standard 120-volt electrical outlet for simple installation. This location provides easy access for both testing and resetting the detector. In addition, the location provides both a visual and audible difference from a ceiling mounted smoke alarm, which may help to eliminate confusion during an emergency alarm condition. A plug-in unit also requires no additional costs for annual battery replacement.
Battery powered units can be easily mounted to a wall or ceiling if the consumer wishes to keep electrical outlets free, if they wish to keep the unit relatively out of sight, or if they would like to keep the alarm away from the reach of children. Some battery-powered units are portable alarms that work anywhere--no installation required. These units may be mounted to a wall, left on a tabletop or carried while traveling. Battery powered units require battery replacement every year, similar to smoke alarms. These units will have a low battery-warning signal to indicate when the batteries need repacing.
Hardwire units are powered by wiring the unit directly into a household's AC power supply at a junction box. A licensed electrician according to the local electrical code should install them. The unit can be permanently installed to prevent tampering.
2. Consumers should choose a carbon monoxide detector with the features (e.g. low level warning, battery back up, digital display, etc.) that meet their needs.
Low Level Warning-some carbon monoxide alarms sound a warning (e.g. 3 short beeps) when a low level of carbon monoxide has been detected. Low levels of carbon monoxide can be hazardous over a long period of time. Low level warnings flag potential carbon monoxide problems and allow consumers time to respond to them before an emergency situation arises.
Battery Backup-some plug-in carbon monoxide alarm models have a back-up power source that allows the unit to function in the event of a main line power failure. During a power outage, people are likely to use alternate sources of power, light and heat (e.g. kerosene heaters, gas-powered portable generators and fireplaces) which may be out of tune and may produce deadly carbon monoxide gas.
Digital Display-some carbon monoxide alarms have a digital display that shows the levels of carbon monoxide in the air in parts per million (ppm). For some people, this added feature provides at-a-glance peace of mind.
3. Consumers should choose an alarm that has been accuracy tested.
American Sensors(TM), guarantees each of its alarms to be Triple Accuracy Tested(TM).
American Sensors'(TM) triple Accuracy Testing process exposes every alarm to three separate tests during manufacturing. This testing process includes twice exposing the alarm to carbon monoxide to precisely calibrate each unit. One test is at high levels and the second is at lower levels of carbon monoxide. In the third step, every alarm is tested to protect against nuisance alarms.
This stringent method of testing and quality control helps ensure that every American Sensors(TM) carbon monoxide alarm will provide years of reliable, accurate protection for your family and home.
4. Consumers should compare alarm warranties and note hidden operating costs.
Consumers should select an alarm that offers a comprehensive warranty. The alarm's warranty should include its sensor. Consumers should be advised that some CO alarms require the purchase of an expensive replacement sensor and/or battery pack as an ongoing expense. American Sensors(TM) alarms do not require replacement sensors and carry a 5 year warranty.
5. Check that the product is Listed by Underwriters Laboratories Inc. UL 2034 and/or Underwriters' Laboratories of Canada.
Consumers should avoid any brand that does not bear the mark of Underwriters Laboratories Inc. and/or Underwriters' Laboratories of Canada.
All American Sensors(TM) carbon monoxide alarms meets and/or exceeds the latest stringent standards of Underwriters Laboratories Inc. and/or Underwriters' Laboratories of Canada.
Carbon monoxide is generated through incomplete combustion of fuel such as natural gas, propane, heating oil, kerosene, coal, and charcoal, gasoline or wood.
This incomplete combustion can occur in a variety of home appliances. The major cause of high levels of carbon monoxide in the home is faulty ventilation of funaces, hot water heaters, fireplaces, cooking stoves, grills and kerosene heaters.
Other common sources are car exhausts, and gas or diesel powered portable machines.
Faulty or improper ventilation of natural gas and fuel oil furnaces during the cold winter months accouts for most carbon monoxide poisoning cases.
Correct operation of any fuel burning equipment requires two key conditions. There must be:
* An adequate supply of air for complete combustion.
* Proper ventilation of fuel burning appliances through the chimney, vents or duct to the outside.
Install carbon monoxide alarms as a first line of defense against poisoning. The US Consumer Product Safety Commission recommends installing at least one carbon monoxide alarm with an audible alarm near the sleeping areas in every home. Install additional alarms on every level and in every bedroom to provide extra protection.
Carbon monoxide poisoning can happen anywhere and at any time in your home. However, most carbon monoxide poisoning cases occur while people are sleeping. Therefore, for the best protection, a carbon monoxide alarm should be installed in the sleeping area.
Approximately 250 people in the US died last year from the 'silent killer'-carbon monoxide. The safety experts at Underwriter's Laboratories Inc. (UL) recommend that consumers follow these steps to help prevent carbon monoxide poisoning.
1. Have a qualified technician inspect fuel-burning appliances at least once a year. Fuel-burning appliances such as furnaces, how water heaters and stoves require yearly maintenance. Over time, components can become damaged or deteriorate. A qualified technician can identify and repair problems with your fuel-burning appliances. Carbon monoxide detectors can detect a carbon monoxide condition in your home.
2. Be alert to the danger signs that signal carbon monoxide problems, e.g., streaks of carbon or soot around the service door of your fuel burning appliances; the absence of a draft in your chimney; excessive rusting on flue pipes or appliance jackets; moisture collecting on the windows and walls of furnace rooms; fallen soot from the fireplace; small amounts of water leaking from the base of the chimney, vent or flue pipe; damaged or discolored bricks at the top of your chimney and rust on the portion of the vent pipe visible from outside your home.
3. Be aware that carbon monoxide poisoning may be the cause of flu-like symptoms such as headaches, tightness of chest, dizziness, fatigue, confussion and breathing difficulties. Because carbon monoxide poisoning often causes a victim's blood pressure to rise, the victim's skin may take on a ink or red cast.
4. Install a UL/ULC Listed carbon monoxide detector outside sleeping areas. A UL/ULC Listed carbon monoxide alarm will sound an alarm before dangerous levels of carbon monoxide accumulate.
Carbon monoxide poisoning can happen to anyone, anytime, almost anywhere. While anyone is susceptible, experts agree that unborn babies, small children, senior citizens and people with heart or respiratory problems are especially vulnerable to carbon monoxide and are at the greatest risk for death or serious injuries. Itís time to install your carbon monoxide detector.
Infants and children are especially vulnerable to carbon monoxide due to their high metabolic rates. Because children use more oxygen faster than adults do, deadly carbon monoxide gas accumulates in their bodies faster and can interfere with oxygen supply to vital organs such as the brain and the heart. Unborn babies have an even higher risk of carbon monoxide poisoning and carbon monoxide poisoning in pregnant women has been linked to birth defects. This is another reason to install a carbon monoxide detector.
Hundreds of people die each year, and thousands more require medical treatment, because of carbon monoxide poisoning in their home. Now, with recent technological breakthroughs, you can avoid becoming one of these statistics simply by installing a carbon monoxide detector in your home.
Consumers should consult their owner's maunal for a carbon monoxide detector procedure. However, the following is a general procedure:
If a carbon monoxide detector sounds a low level warning or hazard level alarm, consumers should push the test/reset button to silence it.
If no one in the household has any carbon monoxide symptoms (headache, dizziness, nausea, and fatigue) consumers should be advised to open the doors and windows to air out their house. They should turn off any gas, oil or other fuel powered appliances including the furnace and call a qualified technician or thier local utility company to inspect and repair their home before restarting the furnace and all fuel-burning appliances.
If anyone in the household does have signs of carbon monoxide poisoning, consumers should leave their home immediately and call their local emergency service or 911 for help. They should do a head count to check that all persons are accounted for once outside in the fresh air. They should not re-enter their home until it has been aired out and the problem corrected by a qualified technician or utility company.
Most carbon monoxide detectors sold at retail are for use in single residential living units only. They should only be used inside a single family home or apartment. They cannot be used in RV's or boats.
Carbon monoxide detectors should not be installed in the following locations:
1. Kitchens or within 5 feet of any cooking appliance where grease, smoke, and other decomposed compounds from cooking could build up on the surface of the carbon monoxide sensor and cause the alarm to malfunction.
2. Bathrooms or the other rooms where long-term exposure to steam or high levels of water vapor could permanently damage the carbon monoxide sensor.
3. Very cold (below 40 degrees Fahrenheit) or very hot (above 100 degrees Fahrenheit) rooms. The alarm will not work properly under these conditions.
4. Do not place in a close proximity to an automobile exhaust pipe, as this will damage the sensor.
***PLACE ONE CARBON MONOXIDE DETECTOR ON EVERY LEVEL OF YOUR HOME FOR MAXIMUM PROTECTION***
Read the manufacturer's instructions carefully before installing a carbon monoxide alarm. Do not place the alarm within five feet of household chemicals. If your alarm is wired directly into your home's electrical system, you should test it monthly. If your unit operates off a battery, test the alarm weekly and replace the battery at least once a year.
Avoid placing your alarm directly on top of or directly across from fuel-burning appliances. These appliances will emit some carbon monoxide when initially turned-on. Never use charcoal grills inside a home, tent, camper or unventilated garage. Don't leave vehichles running in an enclosed garage, even to 'warm up' your car on a cold morning.
Know how to respond to a carbon monoxide detector. If your alarm sounds, immediately open windows and doors for ventilation. if anyone in the home is experiencing symptoms of carbon monoxide poisoning-headache, dizziness or other flu-like symptoms, immediately evacuate the house and call the fire department. Don't go back into the house until a fire fighter tells you it is okay to do so. If no one is experiencing these symptoms, continue to ventilate, turn off fuel-burning appliances and call a qualified technician to inspect your heating system and appliances as soon as possible. Because you have provided ventilation, the carbon monoxide buildup may have dissipated by the time help responds and your problem may appear to be temporarily solved. Do not operate any fuel-burning appliances until you have clearly identified the source of the problem. A carbon monoxide alarm indicates elevated levels of carbon monoxide in the home. NEVER IGNORE THE ALARM.
The safety experts urge consumers to recognize the danger signs of carbon monoxide before any harm can come to them or their families. | <urn:uuid:a6654bd8-a96b-4e44-8f17-8171ec24a2b8> | {
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Here is how it was done in 1810...By a mechanical wiz, not a beginner - now show us how you'd do it with a few motors and a controller
And I don't think that you'd put that old mechanical doll in the "simple" category?
Simple it was not. Just imagine what it took to program it by cutting brass cams for each degree of freedom... Amazing is what I would call it.
Now, back to the original problem - is this robot supposed to write random phrases or just a couple pre-programed things?
One of the tough parts would be the math - first, mathematically describing the path for the tip of the arm and then sorting out all of the joint angles as a function of time to get it to trace the desired path.
One way around the math would be to build the arm with position sensors and then just move the arm by hand along the desired paths and record the angles. Then, the recorded values could be used as the target positions for your arm controller (a simple PI controller is likely to be adequate if you didn't try to move the arm too fast). Create tables of time / position pairs to describe the paths for the arm.
If the arm was built with servos - that makes it more difficult to record the "training" movements because all the feedback is inside the servo's themselves. So, you would have to open up the servos and run wires back from the potentiometers to your micro-controller to record the servo positions as you train it. (And translate from the voltage from the pot to the pulsewidth sent to the servo to get that position - another training exercise where you command various pulsewidths and record the potentiometer output.)
Getting a robot to generate nice cursive writing was a challenge in 1810, and can be a challenge today! | <urn:uuid:0045912d-03d2-49b5-bc59-99f1b7edb280> | {
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Prepare Your Classroom
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Learning the musical alphabet notation and where each note is on the piano keyboard in relation to the two and three black keys.
Learning the musical alphabet A through G and finding them on the piano.
for Sophia online college credit courses. | <urn:uuid:89b0da71-4d28-4898-9094-74566c9e48bf> | {
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Federal and state laws emphasize the importance of parents/guardians as key decision makers in the educational process. Child Study Team personnel share many common skills such as child advocacy, understanding of school functioning, knowledge and implementation of special education law, case management, transition planning, inservice training, research, and community collaboration. However, each discipline approaches the intervention and eligibility process from a different perspective based on the training and skills of each profession.
School Psychologists are specialists with training and expertise in psychology as it is applied to education. They use their training and skills to collaborate with parents/guardians, educators, and other professionals to ensure that every child learns in a safe and supportive environment. School Psychologists use their understanding of school organization and effective learning to help students realize their academic and social potentials. They tailor their services to the particular needs of each child and each situation. School Psychologists are trained to assess and counsel students with behavioral, emotional, and educational concerns through consultation, prevention, intervention, crisis management, evaluation, and program development. A psychological assessment shall be the responsibility of a School Psychologist employed by the district Board of Education. The psychological assessment should include standardized and functional appraisals of a student’s current cognitive, intellectual, adaptive, social, emotional and behavioral status in the context of his/her environments. The assessment should include consultation with parents, educators, and relevant professionals; a student interview; and observation of the student in other than a testing situation.
School Social Workers provide unique services to students and their families, helping the students attain maximum benefits from their educational programs. The School Social Worker's knowledge of social, emotional, cultural and economic differences among children and families enable them to be the link between school, family and community. As a member of the educational team, School Social Workers promote and support students' academic and social/emotional well-being. Through sound school social work practice, the School Social Worker is able to enhance the full educational and individual potential of all students and eliminate barriers to learning by being pro-active within the academic community and providing early intervention, prevention, consultation, counseling, crisis management, and support services. A social assessment shall be the responsibility of a school social worker employed by the district board of education. The social assessment shall include observation of the student and communication with the student's parent(s)/guardian(s). It shall also include an evaluation of the student's adaptive social functioning and emotional development and of the family, social, and cultural factors which influence the student's learning and behavior in the educational setting. | <urn:uuid:0c7bd9c5-eaa6-42da-afe8-68601b01be48> | {
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LABDIEN [Hello]! My name is Hannah Rosenthal, and I am the Special Envoy to Monitor and Combat Anti-Semitism at the U.S. Department of State. In Latvian, envoy means “Īpašā sūtne”. Thank you for inviting me here today to speak to you about the importance of diversity and respect for others. I am always eager to speak to young students because so much of my work depends on your help.
As the Special Envoy, it is my job to monitor anti-Semitic incidents and combat such intolerance. “Anti-Semitism” simply means hatred for Jewish people. I monitor anti-Semitic incidents such as vandalism of religious places, anti-Semitic speech, and even violence against Jews.
But the truth is, I am in the relationship-building business. I am here today to tell you that young people and students can have an impact and do what I do. We must all share and strive for the same mission: to combat hate and intolerance to create a more peaceful and just world.
In order to fight hatred, we must begin with respecting the dignity of every individual, regardless of his or her beliefs. In fact, our differences make us human. You may have heard about the concept of the “Other,” or in Latvian, “svešinieks”. There are individuals in this world who would like us to view some people as outside the larger human family.
The desire to stamp out or suppress or ostracize certain individuals because of who they are, how they worship, or who they love is an obstacle for all members of society. Intolerance prevents us from creating a just and peaceful society. Meanwhile, we, as society, must not stand by idly. When we stand by passively, we also pay a price.
Terrible things can happen when intolerance and racism take hold in a society, across a continent. Hitler’s Nazi ideology called for racial purity and targeted the Jews as an Other that needed to be exterminated. Some of you may know that yesterday communities around the world observed Yom HaShoah, or Holocaust Remembrance Day. Yom HaShoah is a day to remember the victims of the Holocaust and to commemorate the individuals – including some Latvians -- who risked their lives to save the Jews. I understand Latvia has its own official Holocaust Remembrance Day on July 4. While we officially commemorate the Holocaust on these days, we must carry their lessons with us every day. We must stand against attitudes that value some individuals below others. We must expand the circle of rights and opportunities to all people – advancing their freedoms and possibilities.
Intolerance is a moral, a political, and a social problem. But it is also a solvable one. It is not unchangeable. We are not born hating. Somewhere we learn to hate. We can, in fact, make hatred and intolerance something of the past. But this demands our attention. It’s not easy work, but it is urgent work.
At the U.S. Department of State (which is like the Foreign Ministry in Latvia) I work within the Bureau of Democracy, Human Rights and Labor. The primary and overarching goal of the Bureau is to promote freedom and democracy and protect human rights around the world. We are constantly strengthening our policies and pushing ourselves and others to break down former walls of intolerance. Over the past three years, Secretary of State Hillary Rodham Clinton has made the human rights of lesbian, gay, bisexual, and transgender people – “LGBT” in shorthand -- a priority of our human rights policy. As Secretary Clinton emphatically stated, “Gay rights are human rights and human rights are gay rights.”
In the United States, we are inspired by the idea that all human beings are born free and equal in dignity and rights. The United States has a strong multi-ethnic heritage. Over the course of centuries, many people have immigrated to the United States in hopes of a better life with more opportunities. We embrace this diversity and continue to uphold these values in our everyday lives, actions and laws.
I am learning that Latvia too has a diverse and multicultural history. Various tribes -- the Livs, the Letts, and the Cours -- lived here for many centuries. People from Belarus, Germany, Russia, Sweden, Ukraine, and many other places have played an important part in Latvia’s history. Jews have also contributed to Latvia’s heritage since the sixteenth century. In the eighteenth century, a Jewish man named Abraham Kuntze invented the famous Rigas Balzam (Latvia’s signature liquor). Latvia’s Jews backed the independence movement in the early twentieth century, with hundreds volunteering for service in the Latvian Army and fighting heroically during the war for independence. Latvia’s Jews thrived during the independence period of the 1920s and 30s, serving in parliament and helping write Latvia’s constitution. Zigfrids Meierovics, the first Foreign Minister of Latvia, and twice Prime Minister, had a Jewish father.
Sadly, when the Soviets arrived in Latvia in 1940, they shut down Jewish institutions and seized Jews’ property. When the Soviets deported tens of thousands of Latvians to Siberia, hundreds of Latvian Jews were deported as well. And then, just over one year later, the Holocaust followed and approximately 70,000 of Latvia’s Jews – almost 90 percent – were murdered by the Nazis and their accomplices.
And yet, the Jewish people survived in Latvia. In the 1980s and 90s, Latvia’s Jews once again supported Latvian independence from the Soviet Union, lending their efforts to those of the Popular Front of Latvia. Jews stood on the barricades in 1991. Today, Jews – along with all other Latvians -- are free to practice their faith and to celebrate their culture in a free Latvia. Latvian society is richer, and more diverse, because of the contributions of all these people.
Of course, neither Latvia, nor the United States, is perfect. There are people in both of our countries who do not believe in diversity and respect in every society. However, if we condemn their words of hate, we can spread the message of dignity and respect.
Anti-Semitism and other forms of hatred attack the very idea that every individual is born free and equal in dignity and rights. But Jews, Christians, Muslims and all religious communities are all part of the same family we call humanity. As a child of a Holocaust survivor, anti-Semitism is something very personal to me. My father was arrested – on Kristallnacht, the unofficial pogrom that many think started the Holocaust – and sent with many fellow Jews to prison and then to the Buchenwald concentration camp in Germany. And he was the lucky one – every other person in his family was murdered at Auschwitz. I have dedicated my life to eradicating anti-Semitism and intolerance with a sense of urgency and passion that only my father could give me.
At the State Department, we are trying to make human rights a human reality. As the Special Envoy to Monitor and Combat Anti-Semitism, I have recognized that this will not be possible without the help of you, our youth and future leaders.
Last year my colleague Farah Pandith, the Special Representative to Muslims Communities, and I launched a virtual campaign called “2011 Hours Against Hate,” using Facebook. Perhaps you have heard of it? We are asking you, young people around the world, to pledge a number of hours to volunteer to help or serve a population different than their own. We ask that you work with people who may look different, or pray differently or live differently. For example, a young Jew might volunteer time to read books at a Muslim pre-school, or a Russian Orthodox at a Jewish clinic, or a Muslim at a Baha’i food pantry, or a straight woman at an LGBT center. We want to encourage YOU to walk a mile in another person’s shoes. And while our goal was to get 2011 hours pledged, at the end of last year youth all over the world had pledged tens of thousands of hours.
The campaign was, in fact, so successful that we continued it into 2012. Thanks to a group of British non-governmental organizations, we are now also partnering with the London Olympic and Paralympic Games! In January, the London Olympic and Paralympics approved our application to have 2012 Hours Against Hate branded with the Olympics logo. We can now leverage the energy surrounding the 2012 Olympics to encourage athletes and fans alike to participate in combating hate and pledging their time to help or serve someone who is different from them.
Farah and I have met hundreds of young people – students and young professionals – in Europe, the Middle East and Central Asia. They want to DO something. And I have a feeling that YOU want to DO something too. Last summer, Farah and I met with youth and interfaith leaders in Jordan, Lebanon, and Saudi Arabia, and discussed reaching out to others, increasing tolerance and understanding among different religious groups, and addressed intolerance in their textbooks and lessons. Last month we traveled to Albania to encourage students from Tirana University and the local Madrasah to participate in 2012 Hours Against Hate. We held a panel discussion on the importance of religious diversity, and encouraged Albanian youth to live up to their country’s important legacy of acceptance and courage: Albania was the only country that saved all of its Jews during the Holocaust. Really, we have just begun.
So while I fight anti-Semitism, I am also aware that hate is hate. Nothing justifies it – not economic instability, not international events, not isolated incidents of hate.
Since the beginning of humankind, hate has been around, but since then too, good people of all faiths and backgrounds have worked to combat it. The Jewish tradition tells us that “you are not required to complete the task, but neither are you free to desist from it.”
Together, we must confront and combat the many forms of hatred in our world today. Where there is hatred born of ignorance, we must teach and inspire. Where there is hatred born of blindness, we must expose people to a larger world of ideas and reach out, especially to youth, so they can see beyond their immediate circumstances. Where there is hatred whipped up by irresponsible leaders, we must call them out and answer as strongly as we can – and make their message totally unacceptable to all people of conscience.
Thank you again for inviting me here to speak to you today. I am now happy and excited to answer your questions. | <urn:uuid:98ec614b-daef-452c-9e5b-ae03965de10f> | {
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Giant Water Scavenger Beetle
|Geographical Range||North America|
|Scientific Name||Hydrophilus triangularis|
|Conservation Status||Not listed by IUCN|
The name says it all. This large beetle lives in water, where it scavenges vegetation and insect parts. The insect can store a supply of air within its silvery belly, much like a deep-sea diver stores air in a tank. | <urn:uuid:469863a4-9f80-47c2-ad04-ee7f0adecfd5> | {
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Crime and Personality: Personality Theory and Criminality Examined
Keywords: Criminality Personality Theory Criminal Personality Crime And Personality Criminology Psychopathy
The search for the criminal personality or super trait has captured both the minds and imaginations of academics and the wider community (Caspi et al., 1994). Partly, this is due to a stubborn aversion to the notion that normal, regular people rape, murder, or molest children (Barlow, 1990). Secondly, there is a desire for simple, straightforward answers (Bartol, 1991).
Generally, personality theorists endeavor to put together the puzzle of the human personality. Temperament is the term used for the childhood counterpart to personality (Farrington & Jolliffe, 2004). Facets of personality or temperament, traits, are combined together into super traits or broad dimension of personality. Personality traits are persisting underlying tendencies to act in certain ways in particular situations (Farrington & Jolliffe, 2004). Traits shape the emotional and experiential spheres of life, defining how people perceive their world and predict physical and psychological outcomes (Roberts, 2009). Various structured models of personality exist, each with a set of traits and super traits (Miller & Lynam, 2001).
Personality and crime have been linked in two general ways. First, in “personality-trait psychology” (Akers & Sellers, 2009, p. 74) certain traits or super traits within a structured model of personality may be linked to antisocial behavior (ASB).1 As reviewed by Miller and Lynam (2001), four structured models of personality theory were found to be widely used in criminological research and are considered reliable: the five-factor model (FFM; McCrae & Costa, 1990), the PEN model (Eysenck, 1977), Tellegen’s three-factor model (1985), and Cloninger’s temperament and character model (Cloninger, Dragan, Svraki, & Przybeck, 1993). In Table 1, the traits of these models are listed and defined. Eysenck hypothesized specific associations between the PEN model and ASB, proposing that the typical criminal would possess high levels of all three of his proposed personality dimensions. Cloninger hypothesized a link between ASB and personality dimensions from his model, stating that ASB would be linked to high novelty seeking, low harm avoidance, and low reward dependence (see Table 1).
The second way that personality theorists have linked personality to crime is through “personality-type psychology” (Akers & Sellers, 2009, p. 74) or by asserting that certain deviant, abnormal individuals possess a criminal personality, labeled psychopathic, sociopathic, or antisocial. The complex and twisting history of the term and concept of psychopathy can be traced back to the early 1800s (Feeney, 2003), contributing to its common misuse by both academics and nonacademics.2 Hare (1993, 1996) set forth a psychological schematic of persistent offenders who possess certain dysfunctional interpersonal, affective, and behavioral qualities and make up about one percentage of the population. The distinguishing interpersonal and affective characteristic of psychopaths is the dual possession of absolute self-centeredness, grandiosity, callousness, and lack of remorse or empathy for others coupled with a charismatic, charming, and manipulative superficiality (Hare, 1993). The defining behavioral characteristics of psychopaths are impulsivity, irresponsibility, risk taking, and antisocial behavior (Hare, 1993). Table 2 displays the emotional, interpersonal, and acts of social deviance hypothesized to indicate psychopathy. The term antisocial, not psychopath or sociopath, is now used by the American Psychological Association in the latest Diagnostic and Statistical Manual (DSM-IV-TR, 2000). This disorder manifests itself as a persistent disregard for and violation of the rights of others, beginning at an early age and persisting into adulthood. The DSM-IV-TR (2000) outlines the antisocial personality disorder as a broader clinical disorder than psychopathy, a diagnosis that could easily be applied to many who engage in criminal behavior (see Table 2).
Concerns Related to Theoretical Propositions and Policy Implications
Certain personality theorists such as Eysenck (1977) postulated that personality traits stem from biological causes. For example, Eysenck noted that arousal levels are directly associated with the personality trait of extraversion (Eysenck, 1977) and testosterone levels are linked to levels of psychotocism (Eysenck, 1997). The biologically deterministic premise postulated within segments of personality theory sparked an intense debate in criminology (Andrews & Wormith, 1989; Gibbons, 1989), which provides just a glimpse into a chasm in the field of criminology that has been rupturing for decades.
Criticisms against deterministic thought can best be understood within the historical context (Hirschi & Hindelang, 1977; Laub & Sampson, 1991; Rafter, 2006). Criminology is a field full of deep schisms and sharp debates, a sort of “hybrid” discipline (Gibbons, 1989), with even the historical accounts of criminology being disputed (Brown, 2006; Forsythe, 1995; Garland, 1997; Jones, 2008; Rafter, 2004). Yet, it is generally agreed that the foundations for understanding criminal behavior, even the justification for the existence of the discipline of criminology, is rooted in psychobiological perspectives (Brown, 2006; Garland, 1997; Glicksohn, 2002; Jones, 2008). Many of those considered to be the founders of criminology collaborated with psychiatrists focusing on the rehabilitation and medical or psychological treatment of criminal deviance, viewing such behavior as a disease of the mind or intellect rather than holding to the more primitive explanations that attributed crime to manifestations of evil spirits or sinfulness (Hervé, 2007; Jones, 2008; Rafter, 2004).
With the dawning of the ideals of the Enlightenment, interest grew in the notion that just as there are natural laws that act upon the physical world, there may be underlying forces that propel individuals or groups to react in certain ways (Jones, 2008). Two distinct schools of positivism arose during this period, those who assumed that these underlying forces were societal and those who assumed that the forces propelling criminal behavior were individualistic or psychological. One faction of nineteenth century positivists, with researchers such as Guerry and Quetelet, focused primarily on societal forces and emphasized geographical differences in crime rates, especially the effects of urbanization (Jones, 2008; Quetelet, 2003). At the core of this work was the idea that individuals do not have free will to act upon their societal environment, but rather are being acted upon by social forces; “Society prepares crime and the criminal is only the instrument that executes them” (Quetelet, Physique Sociale, quoted in Jones, 2008, p. 8).
However, the name most associated with nineteenth century positivism is Cesare Lombroso. Lombroso considered criminal behavior as indicative of degeneration to a lower level of functioning caused by brain damage or from certain genetic impacts (such as birth defects passed to children born of diseased or alcoholic parents), which impeded natural development (Glicksohn, 2002; Jones, 2008). Jones (2008) notes that Lombroso’ antagonists recount his professed allegiance to the use of the scientific method, yet they also detail how he would elaborate wildly, speculating far beyond the bounds of his empirical observations. Occasionally, Lombroso’s work is completely omitted from texts advocating individualistic or psychological approaches to criminal behavior, as Lombroso’s work is seen as an embarrassment and deemed a precursor to the Nazi ideology of the Ayran race (Jones, 2008; Rafter, 2006). Against this blemished backdrop of Nazi ideologies of racial hygiene, labeled biological determinism, sociologically inclined theories flourished within criminology and individualistic explanations for criminality were deserted as taboo and unmentionable (Andrews & Wormith, 1989; Glicksohn, 2002; Hirschi & Hindelang, 1977; Laub & Sampson, 1991).
Concerns about Policy Implications
Within such a historical context, ethical and moral concerns were raised regarding personality theory leading to inequitable or brutish policies (Rafter, 2006). Fears of policy recommendations forcing medical procedures, drug treatment, or excessively restrictive practices were common concerns levied against highly deterministic psychological theories (Bartol & Bartol, 2004; Gibbons, 1986; Jones, 2008). Labeling or stigmatizing persons as psychopaths, sociopaths, or antisocial, raised concerns that such labels might lead to unmerited, harsh sentences, as such individuals would be deemed as incorrigible (Andrews & Wormith, 1989). Conversely, there were concerns that labeling offenders with personality disorders could result in doubts about their culpability for crimes, leading to undue leniency (Bartol & Bartol, 2004).Continued on Next Page »
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On Topic These keywords are trending in Criminal Justice
Calling All College Students!
We know how hard you've worked on your school papers, so take a few minutes to blow the dust off your hard drive and contribute your work to a world that is hungry for information.
It's a good feeling to see your name in print, and it's even better to know that thousands of people will read, share, and talk about what you have to say. | <urn:uuid:101c9d04-f35e-4cd3-9d0f-a57b98d5fbf7> | {
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They say anyone can follow a recipe. But even experienced cooks know things don't always work out. Often the problem lies in how the ingredients are measured - and what they're measured in.
Clear cups, with pour spouts, are primarily for liquids. They come in multiple-quart and 1-, 2-, and 4-cup sizes, with measurements marked on the sides. Set on a level surface and pour in ingredients; read markings at eye level. The larger sizes also work well for chunky foods like vegetables (cherry tomatoes, broccoli florets, hunks of squash), cut-up fruit, and berries.
Metal or plastic cups, for measuring dry ingredients, come in sets of 1/4, 1/3, 1/2, and 1 cup; some sets also include a 1/8-cup or 2-cup or larger unit. Fill to the brim and scrape the ingredient level with a spatula or straight-sided knife. How you fill the cup depends on the ingredient. Pour or spoon in granulated sugar, salt, grains, cornmeal, and other substances that don't pack down. Pack in brown sugar, soft cheeses, and solid fats. Spoon or drop in shredded cheeses and leafy vegetables (unless recipe says to pack). To measure fluffy items like flour, powdered sugar, or cornstarch, stir them first, then gently spoon into cup; if you scoop them with the cup or tap it to settle the contents, you can get as much as 25 percent more in the cup.
Standard measuring spoons come in sets of 1 tablespoon, 1, 1/2, and 1/4 teaspoon, and sometimes 1/8 teaspoon. Use these for both liquid and dry ingredients, pouring liquids to the rim and scraping dry ingredients level with rim. | <urn:uuid:b560bcf1-5b3c-430c-89db-9f49882a1024> | {
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Posted by admin on August 21st, 2008
Maximum Transmission Unit (MTU) the size (in bytes) of the largest packet or frame that a given layer of a communications protocol can pass onwards. The MTU may be fixed by standards (as is the case with Ethernet) or decided at connect time. A higher MTU brings higher bandwidth efficiency. However, large packets can block up a slow interface for some time, increasing the lag for further packets.
The MTU for ethernet is 1500 bytes, 1492 for PPPoE and 576 for Dialup. In very rare occasions, you may need to change the MTU size due to connectivity issues with your ISPs or in a VPN environment on your openSUSE.
The following procedure should help to change the Maximum Transmission Unit (MTU) in openSUSE.
In Network Manager
If you are using Network-Manager to control the network settings in your openSUSE then
1. From the menu, click Computer – YaST.
2. Click Network Devices in the leftpane and click Network Settings
3. Select the Network Adapter and click Edit.
4. Under General tab, select from the default “MTU” values or enter your own required value. Please be aware of what you are doing as an incorrect MTU size setting can cause connectivity and performance issues. Click Next and Finish to complete the settings wizard.
This will set the MTU value and restart the Network Service.
In traditional Network configuration
If you are not using the Network Manager and use the traditional method of controlling network settings using ifcfg scripts then
1. Using a terminal window, change directory to /etc/sysconfig/network/
opensuse:~ # cd /etc/sysconfig/network
2. In /etc/sysconfig/network directory, you have a config file for each of your network interface card. For instance, on my laptop, I have ifcfg-eth0 (ethernet) and ifcfg-wlan0 (wireless). These hold configurations for the respective network cards. Edit the interface file and enter the line as following
opensuse:/etc/sysconfig/network # vi ifcfg-eth0
and add a line like
So it looks something like this
opensuse11:/etc/sysconfig/network # cat ifcfg-eth0
3. Restart the network service or reboot your computer for the changes to take effect.
opensuse11:/etc/sysconfig/network # /etc/init.d/network restart
Dynamically change MTU
To dynamically change the MTU, you can use the ifconfig command. To change the MTU of interface eth0,
opensuse11:~ # ifconfig eth0 mtu 1460
However, this will be lost upon reboot. | <urn:uuid:43e029f1-7621-4f98-913a-41f868bdd1ad> | {
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This series enables children to use the computer for independent research into a range of curriculum related topics. They read the information from talking books and then link to writing grids so they can write about what they have read. High quality real speech gives added support on both the reading and writing activities. Perfect for the reading strand throughout the literacy curriculum!
This resource lets you find out about the different parts of a plant. Learn about plant habitats and some of the ways that plants are used by people. Use the information about growth and reproduction to write about pollination, fertilization, and seed dispersal.
"Find Out" information is presented in three levels of difficulty, designed to meet the needs of children with a wide range of abilities.
- Book One/Level One - The information is presented in short sentences. The associated writing grids enable children to work with sentence beginnings and endings to recreate the sentences from each information page.
- Book Two/Level Two - The information pages contain flowing text, and the writing grids offer a wider choice of words. This enables students to construct their own sentences.
- Book Three/Level Three - This level includes more in-depth information. The writing grids offer sentence starters and word banks than enable students to write an extended piece of text. Students use the keyboard as well as the grid as they interpret and respond to the text.
Find Out and Write About Series
Packed with rich multimedia content that is perfect for both literacy and subject teaching
The unique Find Out and Write About series for Clicker provides a range of multimedia CDs ideal for literacy teaching. Early readers of all ages can research the non-fiction material and then use the associated writing grids to write about what they have learnt.
A Find Out and Write About CD-ROM contains an interactive talking book of non-fiction text. Children can read the text or click the `listen` button to hear it spoken. Children can also click on a word with the right-hand mouse button to hear it.
Each page of the book contains a link to a Clicker writing grid that relates directly to that page, so children can write about the information they have just learned. Children write by clicking on a word with the left-hand mouse button. Words are colour-coded to help writers compose sentences successfully.
Emergent, struggling and fluent readers can all use the resources, as the information is provided at three differentiated levels. At level 1 for example, students are given short sentences, which they can choose to have read to them. The writing grids, relating directly to each page, enable students to work with sentence beginnings and endings. By Level 3, there is flowing in-depth information and the writing grid enables the student to interpret and respond to the text using the grid to scaffold their writing.
- Content-rich resources for both literacy and subject teaching
- Differentiated for children of all ages
- Listen to all text as real speech
- Printed outcome for monitoring by the teacher
- Hugely motivating for all ability levels
- Fully switch accessible for students with physical disabilities
- Great for whole class teaching with a whiteboard or touchscreen monitors, as well as individual work | <urn:uuid:14125662-fed3-4dd4-9f5f-a361aa89b968> | {
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The lushly forested nation of Guyana on Thursday joined a regional pact to protect jaguars, the elusive spotted cat that is the biggest land predator in the Americas, but is vulnerable due to expanded agriculture and mining that have carved away at their fragmented habitat.
Leaders of the government’s environment ministry were signing an agreement with the New York-based conservation group Panthera, which is trying to establish a “jaguar corridor,” a network of pathways that would link core jaguar populations from northern Argentina to Mexico. Guyana is pledging to ensure the protection of jaguars, the national animal that is a near-threatened species.
The South American nation with some of the region’s least spoiled wilderness joins Colombia and nations in Central America in recognizing the corridor and agreeing to work toward the long-term conservation of jaguars, said Esteban Payan, regional director for Panthera’s northern South America jaguar program.
A network of cameras equipped with motion sensors and fixed to tree trunks has revealed tantalizing glimpses of sleek, solitary jaguars slinking through Guyana’s dense rain forests and vast grasslands stretching to the country’s border with Brazil.
Scientists reported finding a relatively healthy jaguar density of three to four animals per 100km in Guyana’s southern Rupununi Savannah. That means that preserving grasslands are as important to conservation of jaguars as protecting the dense rain forests, they say.
Evi Paemelaere, a Belgian jaguar scientist with Panthera, said Amerindian villagers in remote spots in Guyana have helped her set up cameras along the roads and hunting trails that the big cats like to travel on.
“Amerindians are very keen on being part of the project,” she said from Georgetown, Guyana’s capital.
Jaguars once roamed widely from the southwestern US to Argentina, but have lost nearly half of their natural territory and have disappeared altogether from some countries. Heavy hunting for their spotted coats decimated their numbers in the 1960s and early 1970s until the pelt trade was largely halted.
No one has any reliable estimates of how many jaguars are left in the wild, where they prey on peccaries, tapirs and, since they are powerful swimmers, river turtles. | <urn:uuid:94624377-bc33-4086-9a8a-4a938d5239c2> | {
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Age Range: Kindergarten through Grade 2 (Early Elementary or Primary Level)
Overview and Purpose : In this activity, students imagine what they would like to have fall from the sky every day and describe what happens when too much of it falls at once.
Objective: The student will be able to write a short story and draw a picture of what favorite item they would like to have fall from the sky every day.
Drawing paper/writing paper
Read Cloudy with a Chance of Meatballs to your students. Talk about what happened to the town. Have your students write a short story about what they would like to have fall from the sky everyday and what would happen if it got out of control. When they are finished writing, have them draw a picture of their story. Have the students share their stories with the class when they are finished.
This activity can also be done in small groups. The students can decide on one thing they would like to have fall from the sky and then tell their story. | <urn:uuid:51b12d2f-a0b8-428d-b6b2-849e0164d3d0> | {
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This is a great activity that goes with the new book in the Sir Cumference series. The book is titled Sir Cumference and the Viking's Map. It is a story that correlates with coordinate graphing. The activity I made to go along with the book is a "map" graph and a set of ten sentences that have students mark an X at each of the stops (coordinate points). This is a great way to tie reading into your math lesson or math into a reading lesson. | <urn:uuid:7c98330a-5fcb-415a-b9ab-a628a7022b51> | {
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They are not expecting any angry birds, but bird-watchers are already seeing evidence of what is expected to be a major invasion of hungry birds winging through the region.
Normally content to hang out in the deep forests of Canada, grosbeaks, pine siskins, finches, redpolls and other seed-eaters are winging their way south, hoping to find something to eat. The tree seed crop, normally plentiful in the forests of Ontario and Quebec, has in some cases failed completely, causing what is known as a bird irruption.
“The invasion is under way,” said David Small, president of the Athol Bird and Nature Club and one of the Central Massachusetts bird count leaders. “I had redpolls Sunday at the home feeder, which don't show up every year, and often not until January or February.”
Mr. Small, who is a supervisor at the Quabbin Reservoir, said he has been seeing pine grosbeaks at the reservoir headquarters and several locations. Central Massachusetts birders also report seeing white-winged and red crossbills.
“I was at Plum Island and Salisbury in early November and saw 250-plus white-winged crossbills,” he said. “So a big year is upon us. I can't recall a year it started this early with such diversity and large numbers.”
Based on data from ornithologists in Ontario, the National Audubon Society issued a winter bird warning — not really warning of disaster — that because there is so little to eat up north, a bird invasion is under way. The warning was issued more for the interest of those who will take part in the Audubon's Christmas Bird Count, which takes place all over the country from Dec. 14 through Jan. 5. The bird count often offers up data to support what ornithologists are predicting based on climate conditions. The seed crop failure may have been connected to a lack of rainfall. Central and Eastern Canada experienced long-term drought conditions this year.
Over the years, some species of seed-eating birds have been seen in small numbers; some are not seen for several years at a time, but the region saw a flood of pine siskins pass through in October and November. The birds enjoyed what they could get from the limited number of feeders out in Central Massachusetts at the time and headed off, possibly making their way as far south as North and South Carolina.
This year's small bird irruption followed a banner year for the eye candy of wild birds — snowy owls. The large white raptors were seen throughout the country as they, too, went off in search of food.
Irruptions occur regularly when food supplies of various types are disrupted. In the case of the owls, it was a lack of small mammals for them to eat.
Local birders have been keeping close watch on the ebb and flow of species. Recently there have been reports on WPI's Central Massachusetts Bird Update list of pine grosbeaks at Quaboag Pond in Brookfield and Worcester Airport. There have also been large numbers of pine grosbeaks seen in downtown Westminster, Royalston Common and several areas of Gardner and Lunenburg.
Bill Cormier, co-owner of The Bird Store and More in Sturbridge, said bird activity has been very active this early winter.
“There was a big wave of pine siskins that came through here earlier in the season,” he said.
Mr. Cormier said he is interested to see what is collected during the Sturbridge Christmas Bird Count, set for Dec. 18. The count will be led by local bird observer Mark Lynch; after 24 hours of recording birds, volunteers will report their data to compilers at The Bird Store.
Along with bird counts in Athol and Sturbridge, there will be counts in Worcester, Uxbridge and Westminster.
Feeders are an important part of the bird-count effort, and Mr. Cormier said he recommends black oil sunflower seeds with some nuts mixed in.
“Nuts are a major ingredient,” he said.
The birds expected or already seen in this irruption are mostly regular sights in Central Massachusetts, although in smaller numbers, but a few are fairly rare.
“We rarely get a hoary redpoll,” Mr. Small said.
The hoary redpoll's range is mostly no farther south than the Canadian border, but Mr. Small said even it is a possibility this year.
The Athol and Worcester Christmas Bird Counts will be held Dec. 15, Westminster will be Dec. 23 and Quabbin and Uxbridge will be Dec. 29. | <urn:uuid:9a6028aa-f264-4fb8-8c7f-9dfe336820d7> | {
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Arnold Henry Guyot
||This article includes a list of references, related reading or external links, but its sources remain unclear because it lacks inline citations. (June 2012)|
|Arnold Henry Guyot|
Arnold Henry Guyot
|Born||September 28, 1807
Boudevilliers, Canton of Neuchâtel, Switzerland
|Died||February 8, 1884
Princeton, New Jersey, United States
Guyot was born at Boudevilliers, near Neuchâtel, Switzerland. He was educated at Chaux-de-Fonds, then at the college of Neuchâtel. In 1825, he went to Germany, and resided in Karlsruhe where he met Louis Agassiz, the beginning of a lifelong friendship. From Karlsruhe he moved to Stuttgart, where he studied at the gymnasium. He returned to Neuchâtel in 1827. He determined to enter the ministry and started at the University of Berlin to attend lectures. While pursuing his studies, he also attended lectures on philosophy and natural science. His leisure was spent in collecting shells and plants, and he received an entrée to the Berlin Botanical Garden from Humboldt. In 1835, he received the degree of Ph.D. from Berlin.
In 1838, at Agassiz's suggestion, he visited the Swiss glaciers and communicated the results of his six weeks' investigation to the Geological Society of France. He was the first to point out certain important observations relating to glacial motion and structure. Among other things he noted the more rapid flow of the center than of the sides, and the more rapid flow of the top than of the bottom of glaciers; described the laminated or ribboned structure of the glacial ice; and ascribed the movement of glaciers to a gradual molecular displacement rather than to a sliding of the ice mass as held by de Saussure. He subsequently collected important data concerning erratic boulders.
In 1839, he became the colleague of Agassiz as professor of history and physical geography at the College of Neuchâtel (a.k.a. Neuchâtel Academy?). The suspension of that institution in 1848 caused Guyot to emigrate, at Agassiz's instance, to the United States, where he settled in Cambridge, Massachusetts. He delivered a course of lectures at the Lowell Institute which were afterward published as Earth and Man (Boston 1853). For several years the Massachusetts Board of Education retained his services as a lecturer on geography and methods of instruction to the normal schools and teachers' institutes.
He was occupied with this work until his appointment, in 1854, as professor of physical geography and geology at Princeton University, which office he retained until his death. He was also for several years lecturer on physical geography in the State Normal School in Trenton, New Jersey, and from 1861 to 1866 lecturer in the Princeton Theological Seminary. He also gave courses in the Union Theological Seminary, New York, and at Columbia College. He founded the museum at Princeton, many of the specimens of which are from his own collections.
His scientific work in the United States included the perfection of plans for a national system of meteorological observations. Most of these were conducted under the auspices of the Smithsonian Institution. His extensive meteorological observations led to the establishment of the United States Weather Bureau, and his Meteorological and Physical Tables (1852, revised ed. 1884) were long standard.
His graded series of text-books and wall-maps were important aids in the extension and popularization of geological study in America. In addition to text-books, his principal publications were:
- Earth and Man, Lectures on Comparative Physical Geography in its Relation to the History of Mankind (translated by Cornelius Conway Felton, 1849)
- A Memoir of Louis Agassiz (1883)
- Creation, or the Biblical Cosmogony in the Light of Modern Science (1884).
- Johnson’s New Universal Cyclopaedia (1876) - editor-in-chief along with Frederick Augustus Porter Barnard
He is the namesake of several geographical features, including Guyot Glacier in Alaska, Mount Guyot on the North Carolina and Tennessee border, and a different Mount Guyot in New Hampshire, as well as Mount Guyot on the Rocky Mountain Continental Divide in Colorado. The building housing the Department of Ecology and Evolutionary Biology and the Department of Geosciences at Princeton is named Guyot Hall in his honor.
- James Dwight Dana's Memoir in the Biographical Memoirs of the National Academy of Science, vol. ii. (Washington, 1886).
- This article incorporates text from a publication now in the public domain: Chisholm, Hugh, ed. (1911). "Guyot, Arnold Henry". Encyclopædia Britannica (11th ed.). Cambridge University Press.
- Beach, Chandler B., ed. (1914). "Guyot, Arnold". The New Student's Reference Work. Chicago: F. E. Compton and Co.
- "Guyot, Arnold". Encyclopedia Americana. 1920.
- Tables, Meteorological and Physical Prepared for the Smithsonian Institution (1858)
- Tables, Meteorological and Physical Prepared for the Smithsonian Institution (1884)
- Directions for meteorological observations, and the registry of periodical phenomena (1860)
- Physical Geography (1873)
- The earth and man: lectures on comparative physical geography, in its relation to the history of mankind (1860).
- National Academy of Sciences Biographical Memoir | <urn:uuid:927319ed-9b7e-4eac-add5-e1bd4297ed75> | {
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The giving of the law at Mount Sinai was the climax of a series of events that began at Passover, the moment and the means of the Israelites' redemption. At Passover they killed a lamb and put the blood on their doorposts. When the death angel passed through to slay the firstborn, those who had blood on the doorposts were spared. God was saving, redeeming, buying back His people.
Mount Sinai adds the other half of the equation. Though redemption through the blood of a lamb (Christ) freed them from sin's dominion and death, the giving of the law at Mount Sinai shows that freeing them is not all that God had in mind. Israel came to Mount Sinai after being redeemed, heard the law, and assented to keep it. God gave the law to show the pattern of life, the principles of righteousness, for the redeemed.
On one side of the coin is grace and on the other is law and obedience. They are harmonious; they cannot be separated. They are both vital parts of the process of sanctification leading to salvation. Grace is given upon repentance from sin, but after repentance, what is a Christian to do with his life? Obedience to God and living a life of holiness become his first priorities, and these work to produce character in the image of God (II Corinthians 3:18).
Amos 5:25 reconfirms that the sacrifice, offering, and shedding of blood is a foundational necessity for a relationship with God. "Did you offer Me sacrifices and offerings in the wilderness forty years, O house of Israel?" The answer is, "Yes." The people were sacrificing, but is that all that they did? He implies that though they were sacrificing, something was missing—obedience to the law.
God told Israel that He would dwell in the Tabernacle, specifically the Holy of Holies, the symbolism of which we need to understand. The most important piece of furniture inside the Holy of Holies was the Mercy Seat, a wooden chest overlaid with gold. Its lid functioned as the seat. Inside the chest, under the seat, were stored the two tablets of stone, symbolizing God sitting on His law, the basis of His judgment.
When one sins, he begins to separate himself from fellowship with God (Isaiah 59:1-2). He is no longer permitted, as it were, to come into the Holy of Holies. What means did God provide to heal the broken relationship, to restore the fellowship?
One might think that the giving of a sin offering would appease God, and He would forgive the sin. However, Hebrews 10:4 is very clear: "For it is not possible that the blood of bulls and goats could take away sins." Then why did God have the Israelites make these sacrifices? "But in those sacrifices there is a reminder of sins every year" (verse 3). As Amos does not mention the sin offering in Amos 5:22, it seems that Israel did not even make the attempt to be reminded of sin.
So how was fellowship restored? On the Day of Atonement, once a year, the high priest entered the Holy of Holies to sprinkle the Mercy Seat with blood. God's intent in this ritual was to show people that their transgressions of His law were covered by the blood. The redeemed were again in fellowship with God.
The blood and the law are essential parts for maintaining the correct relationship with God. The law is permanent and codifies the nature of God in precepts to help us understand Him clearly. Obedience to His law is a perpetual requirement, with blood available to cover any transgression of it. | <urn:uuid:b9619109-5f2f-4a84-aeb7-ac36b882068f> | {
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WAKING the GIANT Bill McGuire
While we transmit more than two million tweets a day and nearly one hundred trillion emails each year, we're also emitting record amounts of carbon dioxide (CO2). Bill McGuire, professor of geophysical and climate hazards at University College London, expects our continued rise in greenhouse gas emissions to awaken a slumbering giant: the Earth's crust. In Waking the Giant: How a Changing Climate Triggers Earthquakes, Tsunamis and Volcanoes (Oxford University Press), he explains that when the Earth's crust (or geosphere) becomes disrupted from rising temperatures and a C[O.sub.2]-rich atmosphere, natural disasters strike more frequently and with catastrophic force.
Applying a "straightforward presentation of what we know about how climate and the geosphere interact," the book links previous warming periods 20,000 to 5,000 years ago with a greater abundance of tsunamis, landslides, seismic activity and volcanic eruptions. McGuire urgently warns of the "tempestuous future of our own making" as we progressively inch toward a similar climate.
Despite his scientific testimony to Congress stating "what is going on in the Arctic now is the biggest and fastest thing that Nature has ever done" and the "incontrovertible" data that the Earth's climate draws lively response from the geosphere, brutal weather events are still not widely seen as being connected to human influence. Is our global population sleepwalking toward imminent destruction, he asks, until "it is obvious, even to the most entrenched denier, that our climate is being transformed?" | <urn:uuid:46ed79e4-97dd-492f-bf29-99304e01f4ee> | {
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From Wikipedia, the free encyclopedia
Preventive medicine or preventive care refers to measures taken to prevent diseases, (or injuries) rather than curing them or treating their symptoms. The term contrasts in method with curative and palliative medicine, and in scope with public health methods (which work at the level of population health rather than individual health).
This takes place at primary, secondary and tertiary prevention levels.
- Primary prevention avoids the development of a disease. Most population-based health promotion activities are primary preventive measures.
- Secondary prevention activities are aimed at early disease detection, thereby increasing opportunities for interventions to prevent progression of the disease and emergence of symptoms.
- Tertiary prevention reduces the negative impact of an already established disease by restoring function and reducing disease-related complications.
- Quaternary prevention is the set of health activities that mitigate or avoid the consequences of unnecessary or excessive interventions in the health system.
Simple examples of preventive medicine include hand washing and immunizations. Preventive care may include examinations and screening tests tailored to an individual's age, health, and family history. For example, a person with a family history of certain cancers or other diseases would begin screening at an earlier age and/or more frequently than those with no family history. On the other side of preventive medicine, some non-profit organizations, such as the Northern California Cancer Center, apply epidemiological research towards finding ways to prevent diseases.
Universal, selective, and indicated
Gordon (1987) in the area of disease prevention, and later Kumpfer and Baxley in the area of substance use proposed a three-tiered preventive intervention classification system: universal, selective, and indicated prevention. Amongst others, this typology has gained favour and is used by the U.S. Institute of Medicine, the NIDA and the European Monitoring Centre for Drugs and Drug Addiction.
- Universal prevention addresses the entire population (national, local community, school, district) and aim to prevent or delay the abuse of alcohol, tobacco, and other drugs. All individuals, without screening, are provided with information and skills necessary to prevent the problem.
- Selective prevention focuses on groups whose risk of developing problems of alcohol abuse or dependence is above average. The subgroups may be distinguished by characteristics such as age, gender, family history, or economic status. For example, drug campaigns in recreational settings.
- Indicated prevention involves a screening process, and aims to identify individuals who exhibit early signs of substance abuse and other problem behaviours. Identifiers may include falling grades among students, known problem consumption or conduct disorders, alienation from parents, school, and positive peer groups etc.
Outside the scope of this three-tier model is environmental prevention. Environmental prevention approaches are typically managed at the regulatory or community level, and focus on interventions to deter drug consumption. Prohibition and bans (e.g. smoking workplace bans, alcohol advertising bans) may be viewed as the ultimate environmental restriction. However, in practice environmental preventions programmes embrace various initiatives at the macro and micro level, from government monopolies for alcohol sales, through roadside sobriety or drug tests, worker/pupil/student drug testing, increased policing in sensitive settings (near schools, at rock festivals), and legislative guidelines aimed at precipitating punishments (warnings, penalties, fines).
Professionals involved in the public health aspect of this practice may be involved in entomology, pest control, and public health inspections. Public health inspections can include recreational waters, pools, beaches, food preparation and serving, and industrial hygiene inspections and surveys.
In the United States, preventive medicine is a medical specialty, one of the 24 recognized by the American Board of Medical Specialties (ABMS). It encompasses three areas of specialization:
- General preventive medicine and public health
- Aerospace medicine
- Occupational medicine
In order to become board-certified in one of the preventive medicine areas of specialization, a licensed U.S. physician (M.D. or D.O.) must successfully complete a preventive medicine medical residency program following a one-year internship. Following that, the physician must complete a year of practice in that special area and pass the preventive medicine board examination. The residency program is at least two years in length and includes completion of a master's degree in public health (MPH) or equivalent. The board exam takes an entire day: the morning session concentrates on general preventive medicine questions, while the afternoon session concentrates on the one of the three areas of specialization that the applicant has studied.
In addition, there are two subspecialty areas of certification:
These certifications require sitting for an examination following successful completion of an MT or UHB fellowship and prior board certification in one of the 24 ABMS-recognized specialties.
Prophylaxis (Greek "προφυλάσσω" to guard or prevent beforehand) is any medical or public health procedure whose purpose is to prevent, rather than treat or cure a disease. In general terms, prophylactic measures are divided between primary prophylaxis (to prevent the development of a disease) and secondary prophylaxis (whereby the disease has already developed and the patient is protected against worsening of this process).
Some specific examples of prophylaxis include:
- Influenza vaccines are prophylactic.
- Antibiotics are sometimes used prophylactically: For example, during the 2001 anthrax attacks scare in the United States, patients believed to be exposed were given ciprofloxacin. In similar manner, the use of antibiotic ointments on burns and other wounds is prophylactic. Antibiotics are also given prophylactically just before some medical procedures such as pacemaker insertion.
- Tricyclic antidepressants (TCAs) may, with caution, be an example of a chronic migraine preventative (see Amitriptyline and migraines' prevention by medicine).
- Antimalarials such as chloroquine are used both in treatment and as prophylaxis by visitors to countries where malaria is endemic to prevent the development of the parasitic Plasmodium, which cause malaria.
- Condoms are sometimes referred to as "prophylactics" because of their use to prevent the transmission of sexually transmitted infections.
- Low-molecular-weight heparin is used as a prophylaxis in hospital patients, as they are at risk for several forms of thrombosis due to their immobilisation.
- Professional cleaning of the teeth is dental prophylaxis.
- Risk Reducing or Prophylactic Mastectomies may be carried out for carriers of the BRCA mutation gene to minimise the risk of developing Breast Cancer
- Daily and moderate physical exercise in various forms can be called prophylactic because it can maintain or improve one's health. Cycling for transport appears to very significantly improve health by reducing risk of heart diseases, various cancers, muscular- and skeletal diseases, and overall mortality.
- Prophylaxis may be administered as vaccine. Prophylactic vaccines include: PEP, nPEP, PREP, or nPREP. PEP stands for post-exposure prophylaxis used in an occupational setting. nPEP is non-occupational post-exposure prophylaxis. nPEP may be used in a recreational setting; for example, during intercourse, if the condom breaks and one partner is HIV-positive, nPEP will help to decrease the probability of spread of infection of HIV. PREP is often used in occupational settings, e.g., in hospital staff to prevent the spread of HIV or Hepatitis C from patient to staff. nPREP is a measure taken before exposure but in a non-occupational setting (non-occupational Pre-exposure prophylaxis); for example, injection drug users may seek nPREP vaccinations.
Leading cause of preventable death
Leading causes of preventable death worldwide as of the year 2001.
Leading causes of preventable deaths in the United States in the year 2000.
- ^ MeSH Preventive+Medicine
- ^ MeSH Primary+Prevention
- ^ MeSH Secondary+Prevention
- ^ MeSH Tertiary+Prevention
- ^ Gordon, R. (1987), ‘An operational classification of disease prevention’, in Steinberg, J. A. and Silverman, M. M. (eds.), Preventing Mental Disorders, Rockville, MD: U.S. Department of Health and Human Services, 1987.
- ^ Kumpfer, K. L., and Baxley, G. B. (1997), 'Drug abuse prevention: What works?', National Institute on Drug Abuse, Rockville.
- ^ How should influenza prophylaxis be implemented?
- ^ de Oliveira JC, Martinelli M, D'Orio Nishioka SA, et al. (2009). "Efficacy of antibiotic prophylaxis prior to the implantation of pacemakers and cardioverter-defibrillators: Results of a large, prospective, randomized, double-blinded, placebo-controlled trial". Circ Arrhythmia Electrophysiol 2: 29–34. doi:10.1161/CIRCEP.108.795906.
- ^ Lars Bo Andersen et al. (June 2000). "All-cause mortality associated with physical activity during leisure time, work, sports, and cycling to work.". Arch Intern Med. 160 (11): 1621–8. doi:10.1001/archinte.160.11.1621. PMID 10847255.
- ^ Lopez AD, Mathers CD, Ezzati M, Jamison DT, Murray CJ (May 2006). "Global and regional burden of disease and risk factors, 2001: systematic analysis of population health data". Lancet 367 (9524): 1747–57. doi:10.1016/S0140-6736(06)68770-9. PMID 16731270.
- ^ Mokdad AH, Marks JS, Stroup DF, Gerberding JL (March 2004). "Actual causes of death in the United States, 2000". JAMA 291 (10): 1238–45. doi:10.1001/jama.291.10.1238. PMID 15010446. http://www.csdp.org/research/1238.pdf.
- Sackett DL. The arrogance of preventive medicine. CMAJ. 2004;167:363-4.
- Gérvas J, Pérez Fernández M. Los límites de la prevención clínica. AMF. 2007; 3(6):352-60.
- Gérvas J, Pérez Fernández M, González de Dios J. Problemas prácticos y éticos de la prevención secundaria. A propósito de dos ejemplos de pediatría. Rev Esp Salud Pública. 2007;81:345-52.
- Starfield B, Hyde J, Gérvas J, Heath I. The concept of prevention: a good idea gone astray? J Epidemiol Community Health. 2008;62(7):580-3.
- Gérvas J, Starfield B, Heath I. Is clinical prevention better than cure? Lancet. 2008;372:1997-9.
- Gérvas J, Pérez Fernández M. Los daños provocados por la prevención y por las actividades preventivas. RISAI. 2009; 1(4).
- Gérvas J. Abuso de la prevención clínica. El cribaje del cáncer de mama como ejemplo. Rev Espaço Saùde. 2009; 11(1):49-53.
- Gérvas J, Heath I, Durán A, Gené J; Members of the Seminar of Primary Health Innovation 2008. Clinical prevention: patients' fear and the doctor's guilt. Eur J Gen Pract. 2009; 15(3):122-4. | <urn:uuid:ff8463f5-0739-41fe-b3b5-8fe819208fd7> | {
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Even though Facebook requires users to be at least 13 years old, there are 7.5. million users under that age, most of them not yet 10, according to projections from a "State of the Net" survey conducted by Consumer Reports.
The survey, published in the June issue of Consumer Reports, also found that the accounts of these minors were largely unsupervised by their parents, exposing them to online predators and bullies.
"Despite Facebook's age requirements, many kids are using the site who shouldn't be," Jeff Fox, technology editor for Consumer Reports, said in a release. "What's even more troubling was the finding from our survey that indicated that a majority of parents of kids 10 and under seemed largely unconcerned by their children's use of the site."
Indeed, the survey found that one million children were exposed to online bullying through Facebook in the past year. Use of the site also exposed more than five million U.S. households to virus infections, identity theft and other types of abuse.
To guard against abuse, Consumer Reports recommends parents carefully monitor their children's Facebook accounts, joining their children's circle of friends on the site and either deleting a pre-teen's account or asking Facebook to do so by filling out its "report an underage child" form.
Also, use the site's privacy controls. Roughly one in five adult users said they hadn't, making them more vulnerable to threats. Consumer Reports advices users to set everything you can so that it can only be accessed by people on your friends list. Among the magazine's other recommendations: turn off instant personalization and use apps with caution, both of which can help keep personal information about you from floating around online.
In April, Facebook compared web safety for kids to crossing the street.
"We agree with safety experts that communication between parents/guardians and kids about their use of the Internet is vital," the company said. "Just as parents are always teaching and reminding kids how to cross the road safely, talking about internet safety should be just as important a lesson to learn."
Perhaps kids who aren't yet 13 need to be on Facebook in today's world, but if that's true, then their parents really, really need to make sure they know what they're doing online.
Or perhaps kids shouldn't be allowed to use Facebook until they reach the site's minimum age.
What do you think? | <urn:uuid:a6fa0ecb-bf5f-424a-a2de-0f776b5d23e3> | {
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SEA level rises and climate change are linked, say top scientists as they prepare the next major global climate change update.
More than 250 experts from 39 countries are in Hobart this week to review the latest draft of the Intergovernmental Panel on Climate Change's report including a new chapter on sea level.
The co-ordinating lead author on the new chapter, CSIRO's Dr John Church, said sea level is clearly linked to climate change.
"The sea level is rising, the rate of the rise has increased and will continue to increase," he said.
He said the rate had increased from a few tenths of a millimetre a year before the 20th century to more than 3mm a year in the past 20 years.
"It's clear the rate of sea level rise has already increased," he said.
"Whether that 3mm is a further acceleration or not is yet unclear but we do expect a further acceleration during the 21st century and it's clearly linked to greater levels of greenhouse gases."
He said thermal expansion because of ocean warming and the melting of glaciers were two key causes of sea level rise.
CSIRO's Dr Steve Rintoul, who is involved with the report's ocean observations chapter, said oceans were very important for climate because of the amount of heat they absorbed and stored.
He said the temperature of the ocean surface had increased by 0.3-0.5C over the past 50 years.
"There's no disputing the oceans are warming," he said.
"It's clear from the published literature that greenhouse gases as well as natural variability have contributed to this observed warming of the ocean."
He said oceans around Tasmania were changing, with recordings showing that temperatures around Maria Island have increased by 1.5C over the past 60 years.
"It's a very large number compared with other parts of the ocean," he said.
The Hobart conference is the last meeting before scientists prepare the final draft of the IPCC report's physical science section. The final report will be submitted in September. | <urn:uuid:4b0a824e-2759-4652-bb9b-cadd0312b57c> | {
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Polish second most spoken language
Polish is the second most common main language in England and Wales with more than half a million speakers, according to new figures from the 2011 Census.
Nearly one in 10 people in England and Wales - 8% - reported speaking a different main language to English or Welsh in the census, findings from the Office for National Statistics (ONS) have shown.
Polish was the second most commonly reported main language with 546,000 speakers, reflecting more than half a million Poles who migrated to England and Wales during the last decade.
Redcar and Cleveland local authority had the highest percentage of people with English as their main language at 99% of the population, with Ealing listing the highest proportion of Polish speakers at 6% of the population.
In all but three of the London boroughs - the City of London, Richmond Upon Thames, and Hillingdon - more than 100 languages were listed as main languages.
Of the four million residents of England and Wales who spoke a main language other than English, 1.7 million said they could speak English very well, 726,000 could speak English but not well and 138,000 could not speak English at all.
The least common main language in England and Wales was listed as Manx-Gaelic with 33 speakers, followed by 58 Gaelic Scottish speakers.
London had the highest proportion, at 22%, of people who reported that English was not their main language, with the North East reporting the lowest percentage in this category, at 3%. The figures also showed that not all languages were spoken - with 22,000 people using sign language.
The census also appeared to confirm a boom in cycling in London, with 161,700 people, or 2.6%, using bicycles to get to work in the capital. This compared with 77,000 a decade ago, the ONS said, but these figures were not strictly comparable as the 2001 figures did not include those who said they worked from home.
Cambridge remained the local authority with the highest proportion who cycle to work, at 18%, or 17,755 people. In spite of the surge in cycling, the majority of 16 to 74-year-olds in England and Wales said they drove a car or van to work, at 58% or 15 million. | <urn:uuid:97f934ea-308f-4373-9ace-0c5342c18067> | {
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THL Toolbox > Audio-Video > Overview
Contributor(s): David Germano, James Graves, Chelsea Hall, Eric Woelfel.
New developments in digital technology and the Web offer exciting new possibilities for the incorporation of audio-video into new areas of research, publication and teaching. They also allow us for the first time to use and explore audio-video creatively in ways previously only possible with texts, such as providing for powerful ways to search media files and giving users tools to creatively alter audio-video files to incorporate into their own work. However, working with audio-video can also be very frustrating, and thus THL has expended considerable energies in developing tools and documentation to provide a systematic framework for the creation, delivery and use of audio-video in research, publication and teaching.
For a beginner's lesson on how to use the AV Database website, please see: Using the THL AV Database.
The overall process from start to finish can be divided into five distinct phases:
- Create the audio-video through recording sessions
- Technically process the media into edited segments in formats usable on a computer
- Catalog the resultant media titles with metadata
- Linguistically process the media titles with transcription, translation, annotation and timecoding
- Package the media title into research publications, or into instructional units, including integration with reference databases, for delivery to end users
Given the demands of such a process, it is vital that an integrated set of tools with proper manuals and broader documentation are available which are free, open source, and suited for educational purposes. We are creating comprehensive documentation for each phase, which themselves involve a series of internal steps and processes often requiring separate documentation. As a whole, these materials form the basis for our training and reference with regard to audio-video materials.
1. Determine a title to be produced.
- Review/screen recorded material (i.e., video tapes) and decide how they might be broken down into discrete titles. Each title will be its own video. Consult standardized guidelines for generating titles, including standardized phraseology, etc.
- Generating Titles & Credits for Recordings
2. Propose a title (and corresponding credits for each title) and have them checked by Germano.
- (Typically, it's best to prepare a batch of titles and their corresponding credits, and submit that to Germano, rather than submitting titles to him one-by-one.)
3. Send the approved titles and credits to Penam in Lhasa, or a local Tibetan assigned to the task like Tsering Wangchuk and Tsering Perlo to be rendered into Tibetan and Chinese.
4. Meanwhile digitize and edit your titles in Final Cut Pro, inserting blank title and credit slates whose trilingual information can be added later, once translations are ready.
5. Complete catalog entries in BOTH the physical media (i.e., tapes) database AND Audio-Video database.
- Physical Media Database: Make sure the content of the tape is properly described in the physical media database. Also include the recording date, the tape format (i.e., NTSC, PAL, HD, etc.), and other useful data about the tape itself and its recording.
- AV Database: Give a short description of the title’s content, fill out the relevant metadata (like language, etc.), propose collection classifications if not obvious, & record as much information as you can about participants involved in your title, under the "Credits" tab of each AVDB entry
- Consult with a native Tibetan speaker to help process participant information on handwritten forms as necessary. (Often such forms are filled out in the cursive script, not dbu can, and may therefore be harder to understand.)
6. Compress each title in Final Cut Pro, making sure you've included ending credits. Upload the files to the server after compression and after converting the audio files to MPEG-3 and generating thumbnails.
7. Alert a Transcription Center that the compression is ready for transcription, and eventual translation.
8. If relevant, once transcribed, it can be further processed for use in an instructional unit or other presentational context (see making language instructional units).
NOTE: If possible, use the fields under the workflow tab in order to mark processes as completed. In addition, you should keep track of the workflow in a more comprehensive fashion using the status reports for av, ie: titles waiting to be approved, completed titles, etc. In the future, we hope the new AV database will allow for tracking of workflow so that everyone involved can easily fnd what titles need to be translated, etc. by using the database itself. | <urn:uuid:3c5658e7-c38b-4074-9e1d-6519a90175a4> | {
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Increased age, high blood cholesterol, high blood pressure and smoking are a few
of the risk factors related to heart disease, according to the American Heart Association.
You can modify, treat or control most risk factors to lower your risk by focusing
on your lifestyle habits or, if needed, taking medicine.
According to the American Heart Association, the major risk factors for coronary
heart disease are:
- Increased age: four out of five people who die of coronary heart disease are age
65 or older.
- Male gender: men have a greater risk of heart attach and they have attacks earlier
- Heredity: children of parents with heart disease are more likely to develop it
themselves. Heart disease risk is also higher among Americans with ancestry from
Africa or Mexico, native Americans, Hawaiians and Asians.
- Tobacco smoke: smoker's risk of heart attack is more than twice that of nonsmokers.
Second hand smoke increases the risk even for nonsmokers.
- High blood cholesterol: risk increases as blood cholesterol levels increase.
- High blood pressure: increases the heart's workload, causing the heart to
enlarge and weaken over time.
- Physical inactivity: regular, moderate-to-vigorous exercise is important in preventing
heart and blood vessel disease.
- Obesity and overweight: people with excess body fat are, especially in the waist
area, are more likely to develop heart disease, even if they have no other risk
- Diabetes mellitus: even when glucose levels are under control, diabetes greatly
increases the risk of heart disease and stroke. | <urn:uuid:65d279b3-689b-46b1-899c-8df9a5892fbe> | {
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What Are The Main Types Of Water Filter?
There are several different types of water filters available for use in the home and for other purposes. The type of water filter that you require depends on what you need to use it for.
Filtering ordinary tap water in the home for the purpose of improving the taste is a common practice. Chlorination and excess minerals can drastically change the taste and smell of tap water, but running the water through a filter can eliminate these substances and make the water taste much better.
If you are spending time in the outdoors doing some camping or backpacking, available water sources such as lakes and rivers can be dangerous or even deadly to drink. In this case a slightly more powerful type of water filtration would be needed. Other instances in which you might need to have a much more aggressive method of water filtration is when traveling in foreign countries or in the event of a major disaster such as a flood.
The charcoal based water filter is one of the most common of all types of water filter. This is the type of filter that you would find in a typical water filtration pitcher such as the Brita pitcher, and also in most types of on-the-faucet water filters. These types of water filter usually have a cartridge that contains a combination of charcoal and sand. When water is poured through the filter, the charcoal removes chlorine, chemicals and some other contaminants and the sand filters out any larger particles. The end result is clear looking and clean tasting water.
For filtration of outdoor water sources when camping and backpacking, a portable reverse osmosis system is one option. Reverse osmosis purifies water by passing it through a semi-permeable membrane, which traps nearly 100% of all contaminants, both chemical and biological. Since biological contaminants such as bacteria and viruses are a major threat in rivers and lakes, it is important to have a water filter that is able to safely remove them.
One disadvantage of reverse osmosis is that the process is extremely slow and wastes a lot of water. A reverse osmosis filter can also be a valuable part of any emergency supply kit, because contaminated water is a common hazard encountered in emergency situations. Because reverse osmosis is capable of even removing viruses from water, this type of filter can save lives in countries where there is an extreme shortage of safe drinking water.
Another one of the more popular types of water filter is the ceramic microfilter. Like a reverse osmosis system, a ceramic filtration system also uses an ultra-fine material to filter the water. In this case, porous ceramic is used as a filter. The ceramic is fine enough to trap even most bacteria and some types of virus, so they can successfully purify water in most parts of the world. Many ceramic-based water purifiers also incorporate charcoal and sand into the filters to improve taste while offering maximum filtration at the same time.
To read more about related subjects, please follow these links:
Boat Water Filters
Camping Water Filter
Emergency Water Filter
Garden Hose Water Filter
Hiking Water Filters
Outdoor Water Filters
Pond Water Filters
Pool Water Filters
Portable Water Filter
Salt Water Pool Filter
Water Bottle Filter
Well Water Filter Systems | <urn:uuid:561597b5-feb8-46a1-aab3-3b16ef83d4cf> | {
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HVAC Career Information
T he world outdoors is often an uncomfortable place. Weather changes can bring precipitation, blustery winds, and extreme temperatures. That's why we turn to the shelter of indoor spaces. We rely on climate-controlled environments to carry out our lives comfortably and effectively. But it takes much more than just a few walls, a roof, and insulation to make it all happen. So, what is HVAC?
What is HVAC and HVAC/R?
HVAC stands for heating, ventilation, and air conditioning. The HVAC systems in our homes, offices, shopping malls, and other buildings allow us to live inside without too much concern for what's happening outside. But HVAC goes beyond the regulation of indoor temperatures. When such systems are properly installed and maintained, they contribute to better airflow and healthier indoor air quality, which is especially important for people with allergies, asthma, or other medical issues.
In addition to heating, ventilation, and air conditioning, there is another type of climate-control technology that is crucial to modern life. The "R" in HVAC/R stands for refrigeration. The storage and transport of perishable foods, medicines, and other items we may take for granted is made possible by today's commercial refrigeration systems. (Side note: Don't be confused by the different ways in which the "R" is added to HVAC. The subtle variations you might encounter—HVAC&R, HVAC/R, HVACR, HVAC-R, or HVAC R—all mean the same thing.)
Advances in HVAC technology are making the heating and cooling of new and retrofitted buildings more and more energy efficient. Refrigerants are being developed and used that are more environmentally friendly. And technologies such as hydronics (water-based heating), geothermal, and solar-powered heating and cooling are turning the HVAC profession into one with a growing number of "green" jobs.
HVAC systems are installed and serviced by HVAC technicians (who are sometimes known as HVAC mechanics or HVAC installers).
What Does an HVAC Technician Do?
The work of an HVAC technician can be rather varied. From installation to routine maintenance to repair, the many duties of a professional in the heating, ventilation, and air conditioning industry often add up to working days full of diverse activities. However, a lot depends on whether or not an HVAC technician chooses to specialize in working with a particular type of equipment (i.e., residential, light commercial, or commercial/industrial) in either the installation or service side of the business.
So, depending on their specialty, level of knowledge, and arsenal of skills, HVAC technicians carry out tasks that can include:
- Installing furnaces, heat pumps, and air conditioning units
- Installing the ductwork that carries treated air throughout a building
- Following blueprints and specifications used in the installation of HVAC systems, including air ducts, vents, pumps, water and fuel supply lines, and other components
- Connecting electrical wiring and controls
- Performing routine maintenance on a variety of HVAC equipment, such as checking for leaks, adjusting blowers and burners, and checking nozzles, thermostats, electrical circuits, controls, and other components
- Diagnosing and repairing problems that are found within any part of an HVAC system
- Adjusting the controls of an HVAC system and recommending appropriate settings
- Testing the performance of a furnace, heat pump, air conditioning unit or other piece of HVAC equipment to ensure that it operates at peak efficiency
- Using carbon dioxide and carbon monoxide testers to make sure that a customer's equipment operates safely
- Selling service contracts or replacement equipment to customers
HVAC/R technicians, sometimes known as refrigeration mechanics, install and service commercial or industrial refrigeration systems. In addition to some of the tasks above, HVAC/R technicians have duties that can include:
- Charging refrigeration systems with the proper refrigerant
- Conserving, recovering, and recycling refrigerants for reuse or ensuring that they are disposed of properly since their release can be very harmful to the environment
- Venting refrigerant into the appropriate cylinders
To perform their duties, HVAC and HVAC/R technicians use a large variety of special tools (sometimes numbering in the dozens) such as:
- Pressure gauges
- Acetylene torches
- Voltmeters, ohmmeters, and multimeters
- Combustion analyzers
- Soldering and brazing equipment
- Pipe cutters
- Gas detectors
- Micron gauges
- Tap and die sets
Where Can HVAC Technicians Work?
Whether they specialize in installing or servicing residential, commercial, or industrial equipment (or all three), HVAC technicians perform their work on-site in a wide variety of settings. Any building that utilizes climate-control equipment will see multiple visits by HVAC technicians over the course of its lifetime. Such buildings can include:
Most HVAC technicians work for independent service contractors. However, employment can also be found with:
- Direct-selling retail establishments (e.g., HVAC equipment dealers)
- Repair shops for commercial or industrial equipment and machinery
- Merchant wholesalers of heating equipment and supplies
What is the Typical Salary of an HVAC Technician?
The typical salary of an HVAC technician depends on many factors such as the type of HVAC job, employer location, level of experience, and whether or not a union is involved. When it comes to HVAC, salary is usually implemented in the form of hourly wages. Most HVAC technicians, regardless of their training, begin their careers at a relatively low rate of pay, but their wages rise gradually as they increase their skills, knowledge, and experience.
So, what are some average HVAC salaries? Based on national estimates, yearly wages for HVAC and HVAC/R technicians break down this way: *
- The bottom 10 percent earn $26,490 or less.
- Median wages (50th percentile) are $42,530.
- The top 10 percent earn $66,930 or more.
The pay scales of similar employers, even within the same city, can sometimes vary dramatically. HVAC/R technicians that install and service commercial or industrial systems generally get paid the most. Unionized employers also tend to have much higher wages than non-unionized ones. However, you can expect a large chunk of your wages from any union job to go toward paying for union fees, insurance, and other benefits.
Many HVAC technicians maximize their income by working longer hours during peak seasons (summer and/or winter). Additional wages can also come, in some cases, from earning commissions on the sale of new equipment or service contracts.
Are There Any Downsides to Working in the HVAC Trade?
For the people who turn it into a long-term career, HVAC is a lifestyle. Many HVAC technicians reap a great deal of personal satisfaction from their work. But, like any occupation, the field of heating, ventilation, and air conditioning has its upsides and downsides. It's not a career for everybody. You've got to be 100 percent committed in order to succeed.
Here are some of the possible drawbacks of being an HVAC or HVAC/R technician:
- Physical hazards—It can be grueling and hard on your body. Installing or servicing HVAC systems often requires heavy lifting, crouching, and kneeling—including in tight places like attics and crawl spaces. Other physical hazards also exist such as the potential for cuts, scrapes, electrical shock, burns, or muscle strain. And, although rare, working with refrigerants without appropriate safety equipment can result in injuries like frostbite, skin damage, or even blindness.
- Uncomfortable working conditions—It frequently involves working outdoors in bad weather or extreme temperatures (hot and cold).
- Mental fatigue—In addition to being physically demanding, HVAC work can also be mentally tiring. That's because you must remain alert and focused in order to solve problems and avoid injury or costly mistakes. Plus, no matter how experienced you are, there is always a lot to learn. HVAC technology changes quickly, so being an HVAC technician requires staying on top of the latest developments and adding that knowledge to what you've already learned about older systems that are still in use. That makes the job sometimes feel overwhelming. As HVAC technology improves, much of it is also becoming more and more technically challenging to work on.
- Fluctuating work hours—Employment in the HVAC trade can sometimes be subject to seasonal fluctuations, particularly for technicians without much experience. It is common for many HVAC service technicians to work very long hours during peak seasons (summer and winter) followed by a reduction in hours (often less than full time) during the slower seasons. The peak seasons can be extra difficult if you have a family since working overtime and being on call at all hours (including weekends) can mean you're not able to spend as much quality time with those you care about. On the other hand, slow weeks are also inevitable, so you have to know how to account for the ups and downs in your personal finances.
- Irritable customers—Since many service calls happen when customers are in distress over failing heating or cooling equipment during extreme weather, HVAC technicians sometimes must deal directly with people who are cranky and impatient. Tempers are heightened when a problem can't be fixed right away because a part needs to be ordered.
- Delayed gratification—It takes time—usually at least five years—to develop the skills that enable you to begin making what are considered good wages in the HVAC industry. As a new technician, you should expect the starting pay to be lower than what you might be hoping for. You have to be willing to stick it out and learn everything you can in the meantime.
What are the Good Things About Working in HVAC?
The downsides of being an HVAC technician are balanced—and some might even say overcome—by the many positive attributes of the HVAC trade. Here are a few of them:
- A sense of accomplishment—It can be intensely rewarding to fix problematic equipment or install new systems since it means that your hard work directly impacts the ability of people to feel comfortable in their environments. You have the chance to make someone's day if they were freezing (or sweating) prior to your arrival. Plus, looking back on a job well done often leads to a great feeling of personal satisfaction, regardless of how difficult it might have been.
- Built-in exercise for mind and body—Despite the occupational hazards, being an HVAC technician can help you stay in shape—physically and mentally.
- Variety—Every day is bound to be somewhat different. You won't be stuck in an office. Instead, you'll get to solve a variety of problems and meet new people. And the fast pace of busy times helps the work days pass quickly.
- Pride—Because HVAC technicians can impact the well-being of people and the environment, they often feel a great sense of personal responsibility and pride of purpose.
- Stimulation—Opportunities for learning something new happen on a frequent basis, which means boredom is rare. As the HVAC industry moves closer and closer toward full computer automation for heating, ventilation, and air conditioning systems, the chance to develop advanced skills and knowledge also increases.
- Long-term stability—Once you've established yourself in the trade, there is great potential for making good money. And the job security can also be good. This is particularly true when you consider that HVAC skills are portable, and the work must be performed on location, which means that HVAC jobs are not subject to foreign outsourcing.
What Personal Characteristics Do I Need for an HVAC Career?
People who succeed as HVAC technicians possess key traits that enable them to handle the challenges of the occupation while taking advantage of the benefits. It's important to keep in mind that those who find long-term success and satisfaction in the HVAC trade generally possess the following characteristics:
- A strong desire to help other people
- A sense of craftsmanship and pride in their work (no cutting corners)
- Physical and mental toughness
- A courteous and respectful attitude
- Pride in their appearance
- An aptitude for mechanical, hands-on work
- Strong interpersonal skills
- Common sense
- The ability and willingness to learn
- Determination and a strong work ethic
- An interest in the science behind HVAC technology
- Good problem-solving abilities
How Do You Become an HVAC Technician?
There is more than one path to establishing a career in heating, ventilation, and air conditioning. When asking, "How do you become an HVAC technician?" it is important to consider that there are essentially four different ways to begin going about it:
- Obtaining formal HVAC training from a high school program or post-secondary school
- Entering a formal apprenticeship program for your training
- Joining the Armed Forces and receiving military HVAC training
- Pursuing an entry-level HVAC position without any formal training and hoping that you find an employer willing to teach you everything informally on the job (an increasingly rare circumstance)
Each option has its advantages and disadvantages. However, most employers generally consider formal training a must before they will even consider you for an open position.
Here are some things to consider about post-secondary training at an HVAC school:
- Most HVAC training programs at technical and trade schools take between six months and two years to complete.
- Programs that last a year or less generally award a diploma or certificate of completion. Those that last two years usually award an associate's degree.
- Shorter certificate or diploma programs are often designed only to teach students the basics of one of the three main areas of HVAC/R: (1) residential heating and air conditioning, (2) light commercial heating and air conditioning, or (3) commercial refrigeration.
- Most well-respected HVAC training schools offer programs that are accredited by at least one of the following agencies: HVAC Excellence, the National Center for Construction Education and Research (NCCER), or the Partnership for Air-Conditioning, Heating, and Refrigeration Accreditation (PAHRA).
- Taking the right courses in high school can help you better prepare for HVAC school. These include subjects such as mechanical drawing, basic electronics, math, computer science, and applied physics and chemistry. It can also be beneficial to gain some basic knowledge of electrical and plumbing work.
- HVAC schools are designed to give you a head start in the acquisition of your skills, but it will likely take a few years of working experience as an assistant HVAC technician after you graduate before anyone will begin to think of you as proficient.
Another popular and advantageous way to receive formal training is through an apprenticeship. Here is what you should know about HVAC apprenticeships:
- In general, apprenticeship opportunities pop up only periodically depending on the needs of employers, both unionized and non-unionized.
- Apprenticeships are often a pathway to national certification in the HVAC industry, and they can even allow you to earn college credits.
- In order to reap all of the benefits of a formal HVAC apprenticeship, you'll want to find an apprenticeship program that is registered with the Office of Apprenticeship, which is part of the U.S. Department of Labor's Employment and Training Administration.
- Most apprenticeships allow you to earn a wage while you learn. And, if you are part of a registered apprenticeship program, your paycheck is guaranteed to increase over time. Unionized apprenticeships offer the additional advantages of working under the protection of a union contract and, usually, receiving insurance and pension benefits.
- Apprenticeships usually last four to five years, and they include both classroom instruction and hands-on training on the job. After completing a five-year registered apprenticeship, you can become a journeyman in the HVAC field.
- The organizations with the most HVAC apprenticeship opportunities include, in no particular order: (1) Air-Conditioning Contractors of America (ACCA), (2) Mechanical Contractors of America (MCAA), (3) Plumbing-Heating-Cooling Contractors (PHCC), (4) Sheet Metal Workers' International Association (SMWIA), (5) Associated Builders and Contractors (ABC), and (6) United Association of Journeymen and Apprentices of the Plumbing and Pipe Fitting Industry of the United States and Canada (UA).
- Apprenticeship openings are often highly competitive. Plus, you must meet the minimum requirements of whatever apprenticeship program you are applying for. Organizations that offer or coordinate apprenticeships in HVAC often look for candidates that have at least a high school diploma (or equivalent), good math and reading skills, above-average manual dexterity and hand-eye coordination, strong mechanical aptitude, patience, dependability, the ability to get along well with other people, and a desire to do whatever it takes to learn the trade. As part of the application process, you may also be required to take aptitude tests and attend multiple interviews.
- Completing an HVAC program at a technical college or trade school can sometimes give you a leg up on the competition when applying for a registered apprenticeship.
Regardless of how you get your HVAC training, there are a number of other things to keep in mind about the HVAC trade and finding work in it. Consider the following points:
- Many employers look for HVAC professionals with at least two to five years of on-the-job experience. Schooling alone, while beneficial, is often not enough—particularly for openings at larger companies.
- In order to break into the trade and get the experience you need, you might have to spend a few years working for a smaller HVAC company at a lower wage than you might be expecting. The more you are willing to swallow your pride and do whatever is necessary to gain experience, the more opportunities you will have at the beginning of your career.
- In many regions, you are more likely to land your first HVAC job during a peak season (summer or winter) since that is when demand for HVAC workers increases.
- Employers want workers who will stick around for the long haul. That's why many of them prefer to hire people who've completed a formal HVAC program. Completing an HVAC education is a sign that you aren't just looking for a temporary job but, rather, have put your heart into making HVAC your career.
- As you seek to gain experience early in your career, it's best to go for variety, if possible, in the type of HVAC work you do. Some people in the trade get "stuck" in just one particular area (such as installation) and find it difficult later on if they wish to move into a different HVAC specialty that they might enjoy better.
- It pays to be assertive and proactive, especially when it comes to increasing your HVAC knowledge. You'll have better job security and advancement opportunities if you can become the "go-to" person for technical information and troubleshooting know-how about the equipment your employer sells and services. As you begin your career, it is essential to ask a lot of questions, pay close attention, and study, study, study. And, as you continue your career, the need to learn never stops. There will always be more to know.
- Like in any other trade, the better you are at your job, the more quickly you can climb the HVAC career ladder.
- It is impossible to learn everything you need to know in two years or less. So, although trade school can give you a great head start on the fundamentals, you should expect to begin your HVAC career in a "helper" or apprentice role as you continue to learn. It generally takes at least five years of on-the-job experience before you're ready to work on your own.
- Since demand for HVAC technicians can sometimes be prone to seasonal fluctuations, it is important to learn how to manage your money in a way that allows you to ride out any downtimes comfortably.
- Long-term success as an HVAC technician hinges a great deal upon your reputation. So it's important to develop a courteous and respectful attitude early on, to never cut corners, and to let the quality of work you perform speak for itself.
- Persistence and enthusiasm are the biggest keys to landing your first job in HVAC. Employers look for people who are willing to commit to hard work. You can improve your chances of finding employment by always acting polite and professional, following up repeatedly with the people in charge of hiring, and demonstrating to them that you're not an arrogant "know-it-all" but are, instead, humble and ready to learn and take on all of the challenges inherent to HVAC work.
How Do You Get HVAC Certification?
When asking, "How do you get HVAC certification?" it is essential to understand that some certifications are required while most others are voluntary. Even voluntary certifications, however, can help you advance in your HVAC career since most employers like to see official acknowledgment of your competencies.
But knowing how to obtain HVAC certification is just one aspect of this issue. You also need to understand what it all means. Here are the most important things to remember:
- Regardless of which area of HVAC/R you choose to work in, you will be required to obtain at least one type of certification from the U.S. Environmental Protection Agency (EPA). Section 608 of the Clean Air Act of 1990 requires anyone who services equipment that uses specific refrigerants to take a test to prove that they know how to properly handle, recycle, and dispose of materials that can damage the ozone layer.
- EPA Section 608 certification is broken down into four types depending on the kind of equipment you will be working with: (1) Type I for small appliances, (2) Type II for very high-pressure appliances, (3) Type III for low-pressure appliances, and (4) Universal for all types of HVAC/R equipment.
- HVAC students enrolled in formal training are often required to take the EPA Section 608 Universal certification test as part of their program.
- Although not required by the EPA, R-410A certification covers an especially dangerous type of refrigerant in greater detail than what is found in the EPA Section 608 test. R-410A refrigerant is used at a much higher vapor pressure than other refrigerants and, therefore, requires different tools, equipment, and safety standards. R-410A is increasingly replacing some of the older ozone-damaging refrigerants that are being phased out.
- Other types of professional HVAC certifications are designed to verify the real-world skills and working knowledge of HVAC and HVAC/R technicians who've had at least a year or two of on-the-job experience. Certification is offered by independent organizations in many different specialty areas such as residential and commercial air conditioning, heat pump service and installation, gas heat, electric heat, oil furnaces, hydronics, air distribution, and commercial refrigeration.
- The two most recognized providers of professional-level certifications in the American HVAC/R industry are (1) HVAC Excellence and (2) North American Technician Excellence (NATE). Obtaining certification from these organizations involves meeting any necessary prerequisites and then passing written exams. You can also obtain your EPA Section 608 certification through such providers.
- A certificate of completion (or diploma) from a formal HVAC training school is NOT the same thing as professional-level certification from organizations like HVAC Excellence or NATE.
How Long Do HVAC Classes Take?
Formal HVAC programs at technical colleges and trade schools vary in length. A lot depends on the type of credential you're after and how in-depth you want your schooling to be. So, how long do HVAC classes take?
HVAC programs that award certificates or diplomas typically last one year or less. Some take as little as about 18 weeks to complete. With these shorter programs, you often must choose to study just one of three specific areas: (1) light commercial air conditioning and heating, (2) residential air conditioning and heating, or (3) commercial refrigeration.
Associate degree programs in HVAC/R technology, on the other hand, are designed to last two years and are often more comprehensive.
How Much Does HVAC School Cost?
The cost of HVAC schooling varies significantly depending on where you go to school and whether you choose to pursue a certificate or associate degree. So, how much does HVAC school cost?
Basic program costs, including tuition, can range from as little as $2,000 or less to as much as $35,000 or more. The more expensive programs sometimes have a wider range of HVAC equipment and tools in their labs for better hands-on learning, although it is best to tour any school you are considering and check out their facilities to make sure you'll be getting good value for your money. Books and supplies are sometimes an extra expense and can cost as much as $4,500 depending on the program.
Financial aid in the form of loans and grants are frequently available from the federal government for those who qualify. And some states offer financial assistance through their own retraining programs for unemployed workers.
What Can I Expect to Learn in My HVAC Training?
HVAC schools are set up to teach the fundamentals of what you need to know to begin working as an HVAC technician at the entry level. Ultimately, HVAC involves learning at least the basics of about five different trades competently, including electrical work, plumbing, welding, pipefitting, and sheet metal.
HVAC education programs vary in their curriculum, but the ones that are accredited by an industry-recognized organization generally share a number of common elements. Three of the biggest accrediting bodies for HVAC training are (1) HVAC Excellence, (2) the Partnership for Air-Conditioning, Heating, and Refrigeration Accreditation, and (3) the National Center for Construction Education and Research.
Most HVAC programs combine classroom study with hands-on training. Depending on the school and program you choose, you can expect the curriculum to include subjects such as:
- Electric, gas, and oil heat
- Residential and light commercial air conditioning
- Heat pumps
- Basic electronics
- Soldering and brazing
- Venting and duct systems
- Interpreting mechanical drawings and diagrams
- Components of HVAC systems
- General HVAC theory
- Airflow and indoor air quality
- Heating fuels
- Refrigerant types and refrigerant oils
- Installation and service
- Troubleshooting and problem solving
- Building codes and requirements
- Tools and test instruments
- Safety precautions and practices
Many accredited HVAC/R programs use the Industry Competency Exam (ICE) as an exit exam for students. So, depending on the program you choose, you might have to take one or more of the three different tests that are available as part of the ICE. The different testing areas are: (1) residential air conditioning and heating, (2) light commercial air conditioning and heating, and (3) commercial refrigeration.
As an HVAC Technician, Will I Need to Be Licensed?
The answer depends on where you intend to work. Licensing requirements for HVAC technicians vary greatly depending on the state or locality they work in and whether they intend to be their own boss. And some states don't have any legal requirements. In the ones that do, however, a state exam often must be passed. Plus, some states require you to have completed the equivalent of an apprenticeship program or two to five years of on-the-job HVAC experience before you can apply for a license to legally work on your own.
The content of state licensing exams also varies significantly. In some states, for example, emphasis might be placed on having an extensive knowledge of electrical codes, but, in other states, the focus might be more on HVAC-specific knowledge.
Just remember: Although your state might not require you to obtain an official license in order to perform HVAC work, the federal government will still require you to be certified in the proper handling of refrigerants. The EPA Section 608 certification exam is a written test and is administered by a variety of organizations that have been approved by the U.S. Environmental Protection Agency, including unions, building groups, trade schools, and contractor associations.
How Promising is the HVAC Job Outlook?
The HVAC job outlook is expected to be excellent for the foreseeable future. In America, employment of HVAC technicians is projected to increase by 28 percent between 2008 and 2018, which is much faster than average. **
The growing demand for HVAC and HVAC/R technicians can be attributed to a number of factors. As the nation's population grows, so does the number of buildings (residential, commercial, and industrial) that need to be fitted with climate-control systems. And the increasing complexity of new HVAC systems means an increasing possibility of their malfunction and need for servicing, which then requires skilled technicians. In addition, the growing focus on reducing energy consumption and improving indoor air quality means that more HVAC technicians are needed for analyzing the efficiency of existing systems and replacing old polluting ones with new, more efficient models.
Although experienced HVAC technicians can expect excellent job prospects, the odds of new techs landing employment are best for those who have had training through a formal apprenticeship program, through an accredited program from an HVAC school, or both. You can also increase your chances of landing a good job by becoming an expert at increasing energy efficiency and gaining a solid understanding of complex computer-controlled HVAC systems such as those found in modern high-rises.
What Kind of Advancement Opportunities Exist in the Heating, Ventilation,
and Air Conditioning (HVAC) Industry?
The HVAC industry is incredibly diverse. Most HVAC technicians begin their careers in the residential and light commercial sectors of the field. Advancement usually comes in the form of higher wages or supervisory positions. But, with advanced knowledge, a lot of experience, and the right mindset, new opportunities can arise for entering other areas of the industry, which offer new challenges.
Commercial refrigeration, for instance, is an area of high demand that requires workers with a lot of patience and specialized skills. With the right training and education, HVAC/R technicians can also specialize in areas such as solar-powered or geothermal heating and cooling, retrofitting, system testing and balancing, efficiency evaluations, or building operations with advanced computer controls. In addition, some technicians move into teaching, HVAC sales and marketing, or managing their own contracting businesses.
It is even possible to earn a bachelor's degree in HVAC engineering technology. Such a degree could allow you to become an HVAC engineer or HVAC technologist and design new systems and controls for the manufacturing, commercial, institutional, or industrial sectors.
How Do I Get Started?
One of the best ways to discover whether HVAC might be a good field for you is to talk with a few experienced HVAC technicians. See if you can schedule a time to ride along with them on some service or installation calls. Or, if you're ready to get moving now, then check out our list of HVAC schools. You could soon have the repeated, satisfying experience of standing back and admiring a job well done. | <urn:uuid:2544a8b7-2405-4749-8cfa-059c46bbfae9> | {
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Zones: 3 to 8
Mature Height: 75 feet
Mature Spread: 40 feet
This is an outstanding tree for fall color. The yellow leaves glow against the black bark. Cherry-like, dark brown-red, non-peeling bark with dark glossy green leaves. This tree has a narrow, upright habit. It is native to the eastern United States. The bark and leaves of the sweet birch are sweet and aromatic, and the stems taste and smell like wintergreen. Also known as the Black Birch or Cherry Birch.
When choosing a location, keep in mind that the Sweet Birch has a fast growth rate. It grows up to 75 feet in height and 40 feet in spread. It can be planted in zones 3 to 8. This birch will need additional water during dry periods. An acid, moist soil is preferred.
How To Start These Seeds:
Scarification: Soak in water, let stand in water for 24 hours
Stratification: Cold stratify for 30 days
Germination: Requires light for germination, surface sow and keep moist
Other: Natural fall sowing in mulched beds
Seed Count Per Packet:
This packet contains 80 hand-sorted, high-quality seeds.
If refrigerated upon receipt, these seeds can be stored for up to a year before you decide to use them. | <urn:uuid:9d15c961-0517-463f-8c2e-cfda110304f2> | {
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As the Fukushima world disaster continues to unfold, we have learned that the strontium levels are 240 times over the legal limit near the plant, which has become an uninhabitable land area. The nuclear waste advisor to the Japanese government recently explained that roughly 966 square kilometers (km), or 600 square miles, around Fukushima are now uninhabitable due to the unfolding disaster. This massive dead zone area is equivalent in size to 17 Manhattan Islands placed next to one another. Unfortunately, the latest readings taken approximately 20 miles out to sea from the site showed radioisotope levels from all the radioactive particles were ten times higher than those measured in the Baltic and Black Seas after the massive Chernobyl disaster.
"Given that the Fukushima plant is on the ocean, and with leaks and runoff directly to the ocean, the impacts on the ocean will exceed those of Chernobyl, which was hundreds of miles from any sea," said Ken Buessler, Senior Scientist in Marine Chemistry at the Woods Hole Oceanographic Institution in Massachusetts, several months back. It has also been revealed that reactors 1, 2, and 3 have all experienced "melt-throughs." This means the radiation materials have burnt through and gone directly into the ground and water. This is considered to be the worst possible scenario in a disaster of this nature.
"Dangerous levels of radioactive iodine and cesium have already contaminated the sea, the soil, groundwater, and the air," said reporter Mark Willacy of the Australian Broadcast Corporation in a recent Lateline interview. "This week plutonium was detected for the first time outside the stricken plant, and Strontium-90, known as a ‘ seeker’ , because it can cause bone cancer and leukemia, has now been found as far away as 60 kilometers (37+ miles) from the facility."
Various atomic experts now agree that the unfolding situation is truly "as serious as it gets in a nuclear disaster." Fukushima presently has 20 nuclear cores exposed, and it has 20 times the potential of Chernobyl to be released. This is without a doubt the worst nuclear disaster the world has ever seen.
"We are discovering hot particles everywhere in Japan," said Arnold Gundersen, a former industry senior vice president with 39 years of nuclear engineering experience.
The average number of infant deaths caused by the Fukushima radiation exposure multiple meltdown was 37 deaths in 4 weeks (an average of 9.25 per week), ending March 19th (prior to the disaster) and after 10 weeks, ending May 28th (post disaster), the number of deaths was 125 (an average of 12.60 per week). This is a 35% increase of perinatal mortality in infants under a year old, in 8 cities in the Northwest (Boise, Seattle, Portland, Santa Cruz, Sacramento, San Francisco, San Jose, and Berkeley). According to Joseph Mangano, Epidemiologist and Executive Director of Radiation & Public Health Project, the perinatal mortality rate in Philadelphia rose 48% 10 weeks after the meltdown.
The bad news, of course, is that this is an ongoing disaster, and the governments, for whatever unexplained reasons, don’ t seem interested in sealing it off. Even though this ongoing radiation exposure and disaster is not being noted in the newspapers, and one cannot see it, smell it or detect it easily, it is still there and getting worse.
Evidence of the ongoing danger of U.S. nuclear plants is the report by the Associated Press citing 48 out of 65 of the facilities reported leaking tritium, a radioactive form of hydrogen. In other words, 75% of U.S. nuclear plants are leaking. It is confirmatory to hear that the U.S. commission blames many of the leaks on corroded buried piping. The significance of the leaking is that in 37 of the 48 sites, there was found to be contamination of the ground water that exceeded the federal drinking water standard. The good news is that no public water supplies are known to be contaminated, but it was found in private wells in Illinois and Minnesota. In New Jersey, tritium was found in a discharge canal feeding Barnegat Bay. This is not a recent phenomenon. In 2007 cesium-137 was found, along with tritium, at the Fort Calhoun plant near Omaha, Nebraska, and strontium-90 was found near New York City and the Indian Point nuclear site. All this just supports how important it is not only protect yourself against all forms of radiation with our supplement program, but also to attempt to create some reforms to protect the American public.
The threat that nuclear power poses to our nation is alarming, as our government recklessly moves to re-license old reactors and use tax dollars to help finance new plants. Even more frightening is the lack of evacuation plans for more than 111 million Americans who live within 50 miles of a reactor. Unfortunately, the U.S. government isn’t learning the critical lessons from these nuclear energy disasters. Incredibly, our nation’ s evacuation plans only include areas within 10 miles of reactors—despite clear evidence from Chernobyl and Fukushima that serious radiation impacts extend much further. And our emergency medical capacities fall short of what’ s needed to meet a major nuclear catastrophe. These dangerously inadequate emergency response plans put major U.S. urban areas at risk—including New York City, Chicago, Boston, Los Angeles, and Washington D.C.
The significance of this censored news further supports the unsustainability and dangers of nuclear plants in the U.S. compounded by lax federal regulation. This is a dangerous situation that unfortunately is just waiting to happen. I suggest for the protection of our family, children, and the U.S. population that we exert every possible effort to follow the German example of making a commitment to dismantle all nuclear reactors by 2020 and certainly not to build new ones. That is the least we can do to put common sense and values of human safety above the interests of economic investment and profit of the nuclear industry. This dangerous nonsense is only going to be stopped if enough people complain. I urge you to support all the anti-nuclear groups nationally and locally, such as Environmental Defense Fund, Greenpeace, Friends of the Earth, Physicians’ Committee for Responsible Medicine, etc. Your active support on local and national levels can help to:
- End loan guarantees for new reactors and implement a nationwide moratorium on new reactor licensing and design certification;
- Suspend operations at reactors similar to those at Fukushima—as well as those on geological fault lines—and reject renewed licensing for existing reactors until all of the lessons of the current crisis are fully understood; and
- Deal with the dangerous radioactive waste by upgrading spent fuel pools and hardening onsite fuel storage for all operating reactors.
Blessings to your health and radiant wellbeing,
Gabriel Cousens, M.D. | <urn:uuid:c193344d-5da7-4901-b36e-51363b9b9fcc> | {
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Now a team of University of Washington and Battelle scientists have identified metabolites in urine that could potentially predict young children at risk of developing autism.
The varying degrees and manifestations of this developmental brain condition are collectively called autistic spectrum disorder. ASD is characterized by impaired social interactions, difficulty in communicating, and repetitive behaviors. Many other symptoms also can be present, including anxiety, depression, learning disabilities, sleep disorders, and gastrointestinal problems.
Currently, diagnosing a child with ASD requires a thorough evaluation by a team of health professionals from a wide range of specialties. Early intervention often can reduce or prevent the more severe symptoms and disabilities associated with ASD.
Autism specialists and many other people look forward to a day when a test for a biological marker might detect autism risk in young children. To this end, Seattle researchers evaluated porphyrins in the urine of children to determine if the levels of these metabolites could predict ASD.
The research team included James Woods, professor of environmental and occupational health sciences at the UW School of Public Health, and Nicholas Heyer and Diana Echeverria, senior scientists at Battelle Centers for Public Health Research and Evaluation
While porphyrins are found in everyone’s urine, the research team observed that certain kinds of these metabolic byproducts are much higher in the urine of some children with autism, compared with typically developing, non-autisitic children of the same age.
Additionally, when children with autism were randomly compared with typically developing children or children with other developmental disorders, the porphyrin biomarkers correctly identified more than thirty percent of autistic children without incorrectly identifying a single non-autistic child.
The ability to detect porphyrins in a urine sample opens new clinical possibilities. Simple urine tests, if they prove effective, could become a rapid, low-cost, widely available way to screen young children for this type of autism risk.
“The significance of this biomarker is not only that it may facilitate earlier detection of autism risk,” said Woods, “but also that it might help identify those ASD children whose symptoms are specifically associated with altered porphyrin metabolism.”
He added, “When validated in a larger study, this biomarker could help to identify a specific subset of ASD kids and improve the search for more focused treatment options for these children.”
The findings were published in this month’s edition of Autism Research to coincide with Autism Awareness Month. The paper can be found online.
Partial funding for this research was provided by the National Institute of Environmental Health Sciences. Additional funding was provided by the Autism Research Institute and the Wallace Research Foundation.
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Inflammation is a necessary component of the immune system’s fight against infections and the repair of damaged tissues—but problems can arise if the fire won’t subside.
Asthma, cancer, diabetes, Alzheimer’s disease, and even depression have been linked to a constant activation of the inflammatory response. It’s not an easy condition to treat, either, because its causes include obesity, stress, and pollution, among others. As a result, Wendy Demark-Wahnefried, Ph.D., the Webb Endowed Chair of Nutrition Sciences, and many other UAB researchers are investigating ways to control inflammation on an individual basis.
They’re not the only ones searching for a solution. Several high-profile celebrities have been touting “anti-inflammatory” diets as a cure. These diets call for eating lots of fruits and vegetables, decreasing consumption of processed carbohydrates, replacing fats and proteins containing omega-6 with their omega-3 counterparts such as fish, and using olive oil instead of other oils.
Logic and Loss
It’s logical: If inflammation causes certain diseases, then eating foods that combat inflammation should prevent those diseases. But according to Demark-Wahnefried, these popular “anti-inflammatory” diets are missing one critical factor: weight control. “We know adipose tissue (body fat) has a great deal to do with inflammation,” she says. “It produces all kinds of cytokines and adipokines, which are signaling molecules that can drive inflammation.”
“It’s all spin,” says Demark-Wahnefried. “What they seem to be preaching is pretty much mainstream. They’ve just repackaged it.”
The bright side is that changes in eating habits can lead to weight loss, producing health benefits. Even a 7 percent reduction in body weight substantially diminishes the risk of diseases like diabetes and cancer, Demark-Wahnefried says. This doesn’t necessarily depend on the diet used, though. She points out that even the Atkins diet—the antithesis of an “anti-inflammatory” diet—can lead to some clinical health benefits if it results in weight loss.
As for antioxidant supplements, studies suggest that there is no shortcut. Just adding an antioxidant supplement or two will not overcome all the inflammatory effects of the traditional Southern biscuits-and-gravy diet, for example. In fact, when it comes to research on isolated supplements, “we’ve really bombed out at being able to predict what the benefit will be,” says Demark-Wahnefried. “The more you separate the antioxidants from the whole food, the more danger you have of not having the right isoform or the appropriate mix. You lose a lot of the benefit of the whole food when you have that reductionist mentality.”
So, to reduce chronic inflammation, Demark-Wahnefried recommends losing the extra pounds to reduce adipose stores, then following up with an overall healthier diet. She suggests consuming more fruits and vegetables and replacing unhealthy proteins with those rich in omega-3 fatty acids, such as fish. Sounds a lot like an “anti-inflammatory” diet, right? “It’s all spin,” she says. “What they seem to be preaching is pretty much mainstream. They’ve just repackaged it.”
A Primer on Produce
Fresh fruits and vegetables are best for nutritional value—“as long as they’re fresh,” Demark-Wahnefried notes. She explains that many fruits and vegetables sold in grocery stores are picked before their nutrients are at peak capacity, and more nutrients are lost during the long transit. In other words, buy local if possible.
Canned fruits and vegetables can provide some nutrients, too, but the heat of the canning process can destroy some, which are known as heat-labile nutrients. “A lot of B vitamins go up in smoke, and vitamin C and anything that is water-soluble is diminished,” Demark-Wahnefried says. Heat-labile nutrients are also lost in dried fruits, but the soluble fiber (especially good for cholesterol levels) and many nutrients like magnesium and iron are maintained. One caveat: Dried fruit tastes good, so you’re likely to eat more. “It’s a substantial calorie load,” she warns.
As for cooking, “there’s a certain wisdom to eating things raw; you don’t destroy the nutrients that are heat-labile,” Demark-Wahnefried explains. “But by the same token, there are some substances in food that, when you cook them, actually have a better benefit for you.” She recommends cooking vegetables in the microwave, which introduces the least amount of vitamin-leeching water and often requires a shorter cooking time. No matter how vegetables are prepared, she doesn’t recommend overcooking them or adding lots of saturated fats.
Still, we may not have to eliminate the biscuits and gravy completely. Demark-Wahnefried considers moderation essential. “Let’s face it. Everyone eats some foods that are unhealthy,” she says. “Everything’s a balance.”
—Written by Erin Thacker | <urn:uuid:384106e7-f7d6-4ab1-a477-8f1645f71dc3> | {
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1 October 2009
A picnic basket linked to Agatha Christie, soil samples collected before the Channel Tunnel was built and a radioactive rock used in a Nobel Prize-winning experiment feature in a provocative new exhibition at UCL.
Disposal?, which opens on Monday 19 October 2009, invites you to comment on the most challenging question faced by museums today: What should we collect and hold on to and what should we get rid of?
The exhibition includes objects which would not normally be on display, such as a crusher which can apply the weight of 150 hippos, a collection of plastic dinosaurs and slides containing microscopic fossils.
Among these are five objects earmarked for disposal that the public can vote on. This is one of several ways in which people can contribute their views on the collections: on what they think is important, what should be collected and what they feel would be better off elsewhere.
Featured pieces will include:
- A picnic basket belonging to Agatha Christie’s husband’s second wife Barbara Parker. The husband, Max Mallowan, was a famous archaeologist. Parker donated the hamper and its contents to UCL. The contents included Minoan pottery, a key, a doorknob, beads and a copy of The Times.
- Soil samples collected before the building of the Channel Tunnel. Archaeologists take such samples to see if a site contains archaeological material. These samples were stored at UCL soon after they were taken, but have never been analysed.
- A radioactive mineral sample which emits alpha particles, but which is historically important. William Ramsay (1852–1916), a former head of UCL Chemistry, used it to discover helium in one of a series of Nobel Prize-winning experiments.
The exhibition will also host two events:
- ‘Fight at the Museum: Rescue My Object!’ on Tuesday 20 October, 6.30pm – 9pm, will see experts battle to convince an audience to save their favourite object housed in different collections at UCL.
- ‘Treasured? Hunt’ on Wednesday 28 October, 6pm – 9pm, will invite people to seek out intriguing objects and specimens in store and decide for themselves just how treasured objects should be.
Disposing of objects by museums is controversial, conjuring up emotive images of collections thrown into skips or valuable artworks lost to the nation through private sales. With ever-decreasing resources and ever-expanding collections, museums are under serious pressure. Collections are fast becoming unsustainable – ethical but tough decision-making is essential to museums’ survival.
In a research-led university such as UCL, collections have to keep pace with cutting-edge innovations and new discoveries. While active collecting always goes on, responsible and regular disposal is essential for collections to stay manageable.
Subhadra Das, UCL Collections Reviewer, says: “UCL Museums & Collections hold thousands of fascinating and historically important objects which are used for teaching and research. Like all museums, they also contain objects whose roles and use are unclear or problematic. Some objects may no longer be useful, some are too big or have become damaged and some should never have been collected. In the past such things have sometimes been disposed of thoughtlessly – by putting them in the skip. This exhibition is about thoughtful disposal.”
The exhibition runs from Monday 19 October to Saturday 31 October 2009, is open to the public and is free of charge. Opening hours are Monday-Friday 10am-7pm, Saturday 10am-6pm. The exhibition is in the Chadwick Building, UCL, Gower Street, London WC1E 6BT.
Media contact: Jenny Gimpel
Image: A hippopotamus skull | <urn:uuid:16a4970e-f1a1-4f75-b238-2fe76f6e1d01> | {
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A simple, inexpensive method for preventing type 2 diabetes that relies on calling people and educating them on the sort of lifestyle changes they could make to avoid developing the disease has proven effective in a study conducted by researchers at the University of California, San Francisco (UCSF) and the City of Berkeley Department of Public Health.
The study involved 230 people in poor, urban neighborhoods in the San Francisco Bay Area cities of Richmond, Oakland and Berkeley. Contacted by phone about once a month, half of them received specific dietary guidance and other lifestyle counseling. After six months, those who had received the counseling had on average lost more weight, were consuming less fat, were eating more fruits and vegetables and showed more improvements in lowering in their blood triglycerides, a key risk measure for type 2 diabetes.
Described this week in the American Journal of Public Health, the new intervention is specifically designed for urban, poor, and predominantly minority communities. It addresses the need for diabetes prevention interventions in these communities and highlights a simple fact that doctors at UCSF and elsewhere have been repeating for years — that type 2 diabetes is preventable in the first place.
“Diabetes is not something you are necessarily going to get just because it runs in your family,” said Alka Kanaya, MD, an associate professor of medicine at UCSF and one of two senior authors on the study. “It is very preventable, and lifestyle changes can really impact the onset of diabetes.”
“You can do something about it,” said Anita Stewart, PhD, a professor at the UCSF Institute for Health & Aging and the Center for Aging in Diverse Communities who is the other senior author on the paper.
How Lifestyle Changes Can Prevent Diabetes
Diabetes is a chronic and complex disease marked by high levels of sugar in the blood that arise due to problems with the hormone insulin, which regulates blood sugar levels. It is usually caused by an inability to produce insulin (type 1) or an inability to respond correctly to insulin (type 2).
A major health concern in the United States, diabetes of all types affect an estimated 8.3 percent of the U.S. population — some 25.8 million Americans — and cost U.S. taxpayers more than $200 billion annually.
In California alone, an estimated 4 million people (one out of every seven adults) have type 2 diabetes and millions more are at risk of developing it. These numbers are poised to explode in the next half century if more is not done to prevent diabetes.
Previous studies have shown that counseling and other lifestyle interventions are effective at preventing type 2 diabetes, but those interventions have generally been designed for clinical settings and include separate sessions with numerous health professionals. This makes them expensive and difficult to scale to large urban populations where diabetes interventions are needed the most.
Many of this country’s urban poor face thin health insurance coverage, low literacy, and low income, and a higher risk of developing type 2 diabetes. These disparities were apparent in the UCSF study. About half of the study population was composed of immigrants, and nearly a quarter had no health insurance. Almost a third said they faced financial hardship, and 22 percent had less than a high-school education.
By focusing on a phone-based solution delivered by the Public Health department staff, the UCSF researchers designed their new intervention specifically as a low-cost community-based approach that would be relevant to poor, minority and low-literacy populations. Similar telephone interventions have been used to reach out broadly to populations in San Francisco and in other cities to spread lifestyle messages related to hypertension, smoking, high cholesterol and other issues.
“This adds to our public health toolkit of ways to do outreach and prevent diabetes,” said Kanaya.
The article, “The Live Well, Be Well Study: A Community-Based, Translational Lifestyle Program to Lower Diabetes Risk Factors in Ethnic Minority and Lower–Socioeconomic Status Adults” by Alka M. Kanaya, Jasmine Santoyo-Olsson, Steven Gregorich, Melanie Grossman, Tanya Moore and Anita L. Stewart appears in the June 14, 2012 issue of the American Journal of Public Health.
This work was funded by the National Institutes of Health through a translational research grant from the National Institute of Diabetes and Digestive and Kidney Diseases (DK067896-01A2) and by the Resource Centers for Minority Aging Research program of the National Institute on Aging (P30-AG15272).
UCSF is a leading university dedicated to promoting health worldwide through advanced biomedical research, graduate-level education in the life sciences and health professions, and excellence in patient care. | <urn:uuid:a21619af-d4df-444c-a9b5-fb8cf57a4bd0> | {
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It's important for us to create a climate which together with different kinds of knowledge will give the children a sense of trust towards their fellow students, regardless of age. It is also important to be preparet to meed changes and new conditions.
We emphasize working with pupil democracy and the childres influence in the work we perform actively. Wurking with social skills is an important part in everthing we do. A work procedure where the pupils play an active role is characteristic of our way of working. Our organization consists of work groups and joint effort between different groups.
Reflection and following-up our work are important parts of our activities for us to be able to constantly learn to take care of our knowledge. | <urn:uuid:c71bacdd-106e-4d87-b622-96d5d3b5615b> | {
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Conference underscores young people’s leadership in HIV prevention
27 August 2010
The role of young people in improving the state of the world took centre stage at this week’s World Youth Conference in Leon, Mexico. Over five days, delegates from 112 countries—including 25 000 youth and representatives from government, civil society and the United Nations—shared ideas on young people’s involvement in achieving the Millennium Development Goals (MDGs).
With an estimated 40% of new HIV infections occurring among people aged 15-24, a youth-centered approach to the AIDS response will be critical to meet MDG 6—halting and reversing the spread of HIV—and to ensure efforts are sustained in the long term.
In a video message to young delegates, UNAIDS Executive Director Michel Sidibé said that young people had the power to shape a future with zero new infections, zero discrimination and zero AIDS-related deaths. “Each of you is a driving force for change and development in your own countries,” he said. “Together you are an incredible movement that is shaping the future of the world.”
Of the 33.4 million people living with HIV worldwide, some 5 million are young people. An estimated 2500 young people become newly infected with HIV each day. The epidemic has taken a particularly devastating toll on the lives of young women, who account for 66% of infections among youth worldwide.
Empowering young people to protect themselves from HIV represents one of UNAIDS’ ten priority areas, with the overall goal of a 30% reduction in new HIV infections by 2015.
At a joint workshop on HIV and young people, UNAIDS and UNFPA introduced a new “business case” outlining successes to date in the HIV response among youth and areas for improvement. Through the workshop, young delegates were invited to offer their perspectives on the relevance and application of the business case at the national level. Evidence-based information and HIV services, including sexual and reproductive health, were highlighted as critical to reducing infection among young people. Many participants voiced concern over reaching young people with effective HIV prevention messages.
“As we are still young and exploring, we may get into risky behaviors,” said Rodriguez Gastelum, a youth participant from Mexico who attended the workshop. “Correct information on HIV is the first step—that will protect us.”
Less than 40% of young men and women have access to accurate knowledge about HIV transmission—far short of the 95% target set in the UNGASS Declaration of Commitment for the year 2010. In developing countries, excluding China, only 30% of young men and 19% of young women benefit from comprehensive information on HIV.
Despite challenges, there are signs of progress. A new study from UNAIDS has reported a more than 25% drop in HIV prevalence among young people in 15 countries heavily affected by the AIDS epidemic.
“Simply put, young people are leading a prevention revolution all over the globe,” said Dr. César Nunez, Director of the UNAIDS Regional Support Team for Latin America, in a health-focused session at the conference. “The empowerment of young people has led to changes in sexual behavior. Young people are choosing to have sex later, with fewer partners, and they are using condoms.”
Earlier this month, the UN launched the International Year of Youth, an initiative designed to increase youth participation in global development issues and enhance inter-cultural dialogue and understanding across generations. At a launch event in New York City, UN Secretary-General Ban Ki-moon urged young people across the world to look beyond the borders of their own countries: “Engage with the world. Become a global citizen,” he said. “We are the leaders of today. You are the leaders of tomorrow.” | <urn:uuid:b86de1e6-e754-4e44-841f-54d9349b24c8> | {
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3. "We think the cane could pose a hazard to other students. We’d like your child to leave it at the door or in the locker."
Why is this statement problematic?
The proper use of the long, white cane will not cause a hazard but can
actually prevent hazardous situations from occurring. The cane identifies
a child as having a visual impairment so that others can respond appropriately.
Like vision, the cane provides preview of what is out in front and enables
the child to detect objects, identify drop offs and other changes in elevation,
and walk confidently at a normal speed. Furthermore, the cane helps the
child develop spatial concepts and environmental awareness. The child must
be taught to take personal responsibility for the cane and use it appropriately
for safe and independent travel.
Possible Responses for Parents/Advocates
- “According to Ellie’s formal orientation and mobility evaluation
the cane is a necessary tool for her safe and independent travel. In fact,
she is building life-long skills that will enable her to negotiate a variety
of environments independently.”
- “Jan needs her cane in the same way that a student in a wheelchair needs
wheels or a student with myopia needs eyeglasses. She uses it for safe and
independent mobility. Not allowing her to use her cane in the halls and classroom
will compromise not only her safety but also her understanding of the environment.
In addition, her IEP cannot be considered implemented if she is not allowed
to use her cane.”
- “Jack’s cane is a respectable and necessary tool that enables him to
move about safely, independently, and age appropriately. For example, it
would be very demeaning and inconvenient if Jack had to wait for someone
to ‘take’ him to the bathroom. Jack has been trained in the proper use of
his cane and should be expected to use it properly. The O&M Specialist*
would be glad to discuss any concerns you have.
*Orientation and Mobility Specialist
Read the Law
Collabortive effort between the
National Center on Severe and Sensory Disabilities
and the National Organization of Parents of Blind Children
Copyright © 2008 National Center on Severe and Sensory Disabilities
Copyright © 2006 National Center on Low-Incidence Disabilities
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Following the World Summit on Children in 1990 and Malaysia’s formulation of the National Plan of Action for Children (NPA), the Social Welfare Department and UNICEF work, hand-in-hand, to promote child participation in civil rights which include rights to information, expression and decision making.
Through this partnership, children and adolescents are trained to be facilitators and peer educators to promote the Convention on the Rights of the Child and create awareness for the prevention of violence and abuse against children. Young Malaysians are also given opportunities to contribute to the preparation of the NPA for 2001-2010; and to participate in various international and regional meetings.
In recognition of the special place young people have in society, Malaysia’s launch of the Say Yes campaign, part of the Global Movement for Children in 2001, was officiated by the Prime Minister. Malaysia's children also attended the UN General Assembly Special Session on Children in 2002.
In 2006, UNICEF continued its partnership with the Social Welfare Department to document Malaysia’s best practices on child participation.
9 October 2006:
2 February 2006:
25 November 2005:
14 December 2006: | <urn:uuid:b4d24b34-9aff-4628-acac-8ad99f16481b> | {
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Sidereal Time is the time is takes for celestial bodies to ascend and descend in the night sky. We know that celestial bodies are in reality, fixed in their positions. The reason for their dramatic movement in the night is because of the rotation of the earth. This is the same reason why the Sun and the Moon seem to rise and set. For the longest time, this motion caused many philosophers and astronomers to assume that the Earth was the center of the Universe. Fortunately later astronomers like Copernicus were able to discern the true movements of the Earth, Moon, and Sun helping to explain their movements. The time that it takes for a star, planet or other fixed celestial body to ascend and descend in the night sky is also called sidereal period. Coincidentally this time corresponds to the time it takes for the Earth to rotate one revolution which is just under 24 hours.
Sidereal time is not like solar time which is measured by the movement of the sun. Or the lunar cycles which take about 28 days. It is the relative angle of a celestial object to the prime meridian of the vernal equinox of the earth. IF these terms are confusing, here is what they mean. In cartography, the Earth is bisected by two major lines of longitude and latitude. These lines are the 0 degree points on the globe. The 0 degree point for the latitude is the Equator the point where the Earth is perfectly bisected. It cut through South America and Africa. The 0 degree point for the longitude is the prime meridian. It exact location is Greenwich, UK. The Equinoxes are essentially the times of the year when the sun rise and sets at the exact same point of the horizon at the equator. This means that these are the only times the solar day is equally divided into 12 hours of day and 12 hours of night. The hour angle for a celestial object relative to this meridian is what we call sidereal time.This angle changes with the rotation of the Earth creating a pattern of ascension and descent for celestial bodies in the Earth’s sky.
With the knowledge of sidereal time astronomers can predict the positions of stars. The values for the sidereal time of celestial objects is compile in a table or start chart called an ephemeris. With this guide to sidereal time astronomers can find a celestial object regardless of the change in their position over the year.
There are also some great resources on the net. The U.S. Naval observatory has an online clock to help you find out the sidereal time in your area. There is also a great explanation on the astronomy section of the Cornell university site. | <urn:uuid:678e8811-82bd-4c27-af17-f540e64bc52a> | {
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