If the world is going to limit global warming to just a few degrees, it has to slash carbon dioxide pollution much more than now being discussed, two new science studies say.

Antarctic glaciers are melting faster than previously thought, which could lead to an unprecedented rise in sea levels, scientists said Wednesday.

Russia will likely see more forest fires, droughts and floods in the coming century due to global warming, and policy makers need to prepare for large-scale change, scientists warned in a report released Wednesday.

When it comes to global warming, the canary in the coal mine isn’t a canary at all. It’s a purple finch. As the temperature across the U.S. has gotten warmer, the purple finch has been spending its winters more than 400 miles farther north than it used to

The federal government has settled a lawsuit that accused two U.S. agencies of financing and insuring projects overseas that may contribute to global warming.

Former Vice President Al Gore urged lawmakers Wednesday not to let the economic crisis get in the way of addressing global warming.

The Bush administration is trying to make sure in its final days that federal air pollution regulations will not be used to control the gases blamed for global warming.

When Bill Clinton took office in 1993, global warming was a slow-moving environmental problem that was easy to ignore. Now it is a ticking time bomb that President-elect Barack Obama can’t avoid.

The head of a House global warming panel says Congress should grant a waiver to allow California and other states to impose stricter emission rules than the federal standard.

A fight within the Democratic Party over control of the House Energy and Commerce Committee could influence the outcome of President-elect Obama’s efforts to limit the heat-trapping gases blamed for global warming.