"Almost four years after Hurricane Katrina devastated the Gulf Coast, the Federal Emergency Management Agency has failed to clarify the responsibilities of different agencies that would respond to such disasters, according to a recent report by the Government Accountability Office."

"Forty Years After The Population Bomb Ignited Controversy, Paul Ehrlich Continues to Stir Debate"

"President Obama's nominee to lead the Forest Service and farmland conservation programs has withdrawn his name from consideration."

Green collar jobs are at the heart of President Obama's economic program. Some laid-off blue-collar workers are starting to wonder what those green collar jobs will look like.

The town of Lexington, Mass., has a problem with beavers. A big problem.

"Even today the Great Lakes landscape is bouncing back from the glaciers that retreated 10,000 years ago. A key question researchers recently sought to answer is whether that has anything to do with fluctuating lake levels."

"The Ninth Circuit Court of Appeals will hear oral arguments Wednesday on whether the Canadian corporation Barrick Gold will be allowed to construct and operate an open pit gold mine on Mt. Tenabo in Nevada."

A closer look at the climate bill approved by the House Energy Committee reveals some surprising and paradoxical impacts -- some negating the pollution control the bill is supposed to achieve.

As bankrupt General Motors fights for survival, the company is ambivalent about trading in its love for gas-guzzling muscle cars for gas-sippers or the plug-in Chevy Volt.

A historic ferry that carries cars and passengers across Lake Michigan is still dumping ash from its coal-fired engines into the Lake -- legally.

"The Environmental Impact Report for a major expansion at the Chevron Refinery in Richmond, California is inadequate, a Contra Costa County Superior Court judge has ruled in a case brought by environmental, community, and public health groups."

Eight eastern states warned against over-consumption of rockfish, bluefish, and other popular Atlantic Ocean species because of PCB contamination.

"BP Products North America Inc. is being sued by Texas authorities who accuse the petrochemical giant of 46 pollution violations at its Texas City refinery -- including one tied to an explosion that killed 15 workers and injured 170 others four years ago."

Adjustments to cattle feed may help reduce global warming.

"Droughts are nothing new for the Western US. But lately, even some parts of the country surrounded by water have gotten a taste of droughts. Rebecca Williams reports as our population grows, some experts say we're going to have to learn to live with less water."