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Make a difference in the challenge to confront global warming and prevent nuclear war and the development and use of nuclear weapons.

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Help fend off catastrophic climate disruption. Write your U.S. senators, urging them to reject proposals to weaken and delay the Clean Power Plan.

Letter to the EPA on Vehicle Emissions

Letter to EPA Administrator Lisa Jackson advocating Tier 3 vehicle and fuel standards. January 10, 2012.

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