With the Capitol looming in the background, a coal-fired power plant is seen in Washington Thursday, May 31, 2007. Congress says it is going to join the war against global warming by cleaning up its own backyard, now cluttered with a coal-burning power plant, a fleet of fuel-inefficient vehicles and old-fashioned lights. AP Photo logo AP Photo 29 months ago

With the Capitol looming in the background, a coal-fired power plant is seen in Washington Thursday, May 31, 2007. Congress says it is going to join the war against global warming by cleaning up its own backyard, now cluttered with a coal-burning power plant, a fleet of fuel-inefficient vehicles and old-fashioned lights.