Scientists are forecasting that the pollution-caused 'dead zone' in the Gulf of Mexico this summer could be one of the largest on record.

The House climate bill would cost on average $175 per household, the Congressional Budget Office estimated Friday. Maneuvering to get the bill to the House floor continues.

"The administration is defending in court environmental measures that the president once vowed to roll back. Officials say it is part of a long-term plan, but critics see it as backpedaling."

The U.S. Supreme Court on Monday approved an Army Corps of Engineers permit for the Kensington Mine in Alaska to discharge tailings into a small lake, even though it is likely to kill all the fish.