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→‎Politics of global warming: got my nine fiftherator out and fahrenheited the centigrades
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==Politics of global warming==
 
==Politics of global warming==
The global average surface temperature warmed about 0.5 C over the second half of the 20th Century,{{Fact-science}} and to some the warming appears to be related to increases in carbon dioxide and other greenhouse gases. The possibility of adverse consequences has become a major concern for environmentalists.
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The global average surface temperature warmed about 0.5°C (0.9°F) over the second half of the 20th Century,{{Fact-science}} and to some the warming appears to be related to increases in carbon dioxide and other greenhouse gases. The possibility of adverse consequences has become a major concern for environmentalists.
    
Assessments of climate science by the United Nations (see [[IPCC]] - ''Intergovernmental Panel on Climate Change'')
 
Assessments of climate science by the United Nations (see [[IPCC]] - ''Intergovernmental Panel on Climate Change'')
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