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E.P.A. to Clear the Way for Regulation of Warming Gases – NYTimes.com

WASHINGTON — The Environmental Protection Agency on Friday formally declared carbon dioxide and five other heat-trapping gases to be pollutants that threaten public health and welfare, setting in motion a process that for the first time in the United States will regulate the gases blamed for global warming.

via E.P.A. to Clear the Way for Regulation of Warming Gases – NYTimes.com.