claim: Even if the warming were as big as the IPCC imagines, it would not be as dangerous as Mr. Brown suggests.
evidences.evidence_id: Climate change and agriculture:135
evidences.article: Climate change and agriculture
evidences.evidence: His study assumes that no efforts are made to reduce anthropogenic greenhouse gas emissions, leading to global warming of 3.3 °C above the pre-industrial level.
evidences.votes: REFUTES NOT_ENOUGH_INFO
evidences.evidence_id: Global warming controversy:230
evidences.article: Global warming controversy
evidences.evidence: Orrell says that the range of future increase in temperature suggested by the IPCC rather represents a social consensus in the climate community, but adds "we are having a dangerous effect on the climate".
evidences.votes: REFUTES REFUTES
evidences.evidence_id: IPCC Fourth Assessment Report:36
evidences.article: IPCC Fourth Assessment Report
evidences.evidence: It is likely that greenhouse gases would have caused more warming than we have observed if not for the cooling effects of volcanic and human-caused aerosols.
evidences.votes: REFUTES NOT_ENOUGH_INFO
evidences.evidence_id: Intergovernmental Panel on Climate Change:127
evidences.article: Intergovernmental Panel on Climate Change
evidences.evidence: Since the mid-20th century, most of the observed warming is "likely" (greater than 66% probability, based on expert judgement) due to human activities.
evidences.votes: NOT_ENOUGH_INFO REFUTES
evidences.evidence_id: Scientific consensus on climate change:459
evidences.article: Scientific consensus on climate change
evidences.evidence: The Intergovernmental Panel on Climate Change said the likelihood was 90 percent to 99 percent that emissions of heat-trapping greenhouse gases like carbon dioxide, spewed from tailpipes and smokestacks, were the dominant cause of the observed warming of the last 50 years.
evidences.votes: NOT_ENOUGH_INFO REFUTES