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Clean Air Act Overhaul Meets Obstacles in Senate

The Senate Environment and Public Works Committee has canceled three votes on President Bush's blueprint for overhauling the Clean Air Act, including two postponements last week. The delays signal that the White House is having trouble selling its vision for cleaning up old coal-fired power plants.

Copyright 2005 NPR

Elizabeth Shogren is an NPR News Science Desk correspondent focused on covering environment and energy issues and news.