A federal appeals court on Friday threw out a major component of the Bush administration's effort to reduce unhealthy levels of soot and smog in Eastern and Midwestern states, a decision that environmental groups worry will delay action on air pollution well into the next administration. ...more

July 12, 2008

World energy demand will grow 50 percent over the next two decades, oil prices could rise to $186 a barrel and coal will remain the biggest source of electricity despite its effect on global warming, government experts predict. ...more

June 26, 2008

Although cities are hot spots for global warming, people living in them turn out to be greener than their country cousins. ...more

May 29, 2008

Global warming is already affecting the nation's forests, water resources, farmland and wildlife and will have serious negative consequences during the next 25 to 50 years, according to a report issued Tuesday by the federal government. ...more

May 28, 2008

Al Gore advised Wall Street leaders and institutional investors Thursday to ditch businesses too reliant on carbon-intensive energy - or prepare for huge losses down the road. ...more

February 15, 2008

In one week, Southern California's wildfires spewed as much carbon dioxide - the primary global warming gas - as the state's power plants and vehicles do in a week, scientists say. ...more

November 1, 2007

A View From Above Regarding 'Gore '08? Nobel Adds Speculation' (front page, Oct. 13): ...more

October 19, 2007