Associated Press: Whatever course the U.S. takes on global warming in the next few years, national groups expect a dispute in Kansas over two proposed coal-fired power plants to play a crucial role. Democratic Gov. Kathleen Sebelius’ administration has blocked the plants’ construction since October over their potential carbon dioxide emissions. The Republican-controlled Legislature is trying to clear the way for them and strip her top environmental regulator of some of his power. Nationally, the …