For the first time in its history, the U.S. Supreme Court has waded into the political debate on global warming.
Under the Bush administration, the Environmental Protection Agency or EPA has argued that carbon dioxide and the like aren't pollutants under the Clean Air Act, and therefore, the agency has no power to regulate them.
In a sweeping 5-4 decision released Monday, the Supreme Court rejected that position, declaring that Clean Air Act gives the Environmental Protection Agency the authority to regulate the emissions of carbon dioxide and other greenhouse gases from cars.
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Of course, this doesn't mean we'll see action right away. But it takes away another foot-dragging excuse!