claim: But that conclusion holds true only if there are no other sources of c12 increases which are not human caused.
evidences.evidence_id: Reason:160
evidences.article: Reason
evidences.evidence: The reasoning in this argument is valid, because there is no way in which the premises, 1 and 2, could be true and the conclusion, 3, be false.
evidences.votes: NOT_ENOUGH_INFO REFUTES NOT_ENOUGH_INFO
evidences.evidence_id: Scientific consensus on climate change:395
evidences.article: Scientific consensus on climate change
evidences.evidence: "It is likely that increases in GHG concentrations alone would have caused more warming than observed because volcanic and anthropogenic aerosols have offset some warming that would otherwise have taken place."
evidences.votes: NOT_ENOUGH_INFO REFUTES SUPPORTS
evidences.evidence_id: Scientific consensus on climate change:47
evidences.article: Scientific consensus on climate change
evidences.evidence: According to this summary, the Fourth Assessment Report found that human actions are "very likely" the cause of global warming, meaning a 90% or greater probability.
evidences.votes: NOT_ENOUGH_INFO REFUTES SUPPORTS
evidences.evidence_id: Scientific consensus on climate change:678
evidences.article: Scientific consensus on climate change
evidences.evidence: The statement concludes with a call for "reduction in anthropogenic (human-caused) sources of carbon dioxide and other greenhouse gas emissions contributing to global climate change and the conservation of CO 2- consuming photosynthesizers (i.e., plants)."
evidences.votes: NOT_ENOUGH_INFO NOT_ENOUGH_INFO NOT_ENOUGH_INFO
evidences.evidence_id: Scientific consensus on climate change:692
evidences.article: Scientific consensus on climate change
evidences.evidence: While ‘climate change’ can be due to natural forces or human activity, there is now substantial evidence to indicate that human activity – and specifically increased greenhouse gas (GHGs) emissions – is a key factor in the pace and extent of global temperature increases.
evidences.votes: NOT_ENOUGH_INFO REFUTES SUPPORTS