in a paper published online this week in the journal of geophysical research-atmosphere, economics professor ross mckitrick says the resulting discrepancies may be leading to an overstatement of the role of greenhouse gases in the atmosphere.
in a paper published online this week in the journal of geophysical research-atmosphere, economics professor ross mckitrick says the resulting discrepancies may be leading to an overstatement of the role of greenhouse gases in the atmosphere.
scientific consensus on climate change:59
a retired journalist for the new york times, william k. stevens wrote: "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.