Regulating Global Warming: Expanding the Authority of the Environmental Protection Agency

Source: Amanda Berg, National Center for Policy Analysis, Brief Analysis No. 634, October 2, 2008

In May 2007, the U.S. Supreme Court decided that greenhouse gases meet the definition of an air pollutant in the Clean Air Act. The Environmental Protection Agency (EPA) responded in 2008 by issuing an Advance Notice of Proposed Rulemaking (ANPR) that explains how the Clean Air Act applies to regulating emissions of greenhouse gases thought to contribute to global warming.

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