The Environmental Protection Agency on Monday will complete its determination that greenhouse gases pose a danger to human health and the environment, paving the way for regulation of carbon dioxide emissions from vehicles, power plants, factories refineries and other major sources. Read More

WASHINGTON — The changing global climate will pose profound strategic challenges to the United States in coming decades, raising the prospect of military intervention to deal with the effects of violent storms, drought, mass migration and pandemics, military and intelligence analysts say. The conflict in southern Sudan, which has killed and displaced tens of thousands of people, is partly a result of drought in Darfur. Such climate-induced crises could topple governments, feed... Read More