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David D. Doniger

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    Record Heat and Weather Extremes in 2012

    David Doniger and Myron Ebell talked about the National Oceanic and Atmospheric Administration report that 2012 was the hottest year on record for the contiguous 48 states and the…

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    Climate Change Legislation, Panel 4

    Witnesses in a fourth panel of experts testified on the American Clean Energy Security Act of 2009. The proposed legislation would cut carbon dioxide and other greenhouse gases by 20…

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    Emissions Waiver for California

    Witnesses testified about the decision by the Environmental Protection Agency (EPA) to deny California a waiver that would allow the state to regulate greenhouse gas pollution from motor…

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    EPA Regulation of Greenhouse Gases

    The Senate Environment and Public Works Committee held a hearing on a U.S. Supreme Court ruling that the Environmental Protection Agency had the authority to regulate carbon dioxide and…