Energy independence is still only a hypothetical goal for the U.S., but the owner of a tiny island off the coast of Connecticut says he has already achieved that feat and is offering his work as a model.

A federal regulation aimed at preventing mad cow disease from getting into the food supply could lead to cattle carcasses rotting on farms, spreading germs and polluting the water.

Democrats now have all their climate ducks lined up: Four crusaders from California ready to join forces in Congress with President-elect Barack Obama to pass mandatory  emissions curbs .

A team of explorers plans to ski to the North and South Poles and climb Mount Everest ? all within 365 days and with the goal not to conquer but to protect the ice from global warming.

Federal regulators improperly granted Shell Oil permission for exploratory drilling in Alaska's Beaufort Sea, a federal appeals court ruled Thursday.

Green Car Journal has named Volkswagen's 2009 Jetta TDI as the "Green Car of the Year," making it the first clean-diesel car to win the award.

A $1 billion network of electric car recharging stations will dot San Francisco Bay area highways under a plan unveiled Thursday.

A monarch butterfly has a chance at completing its species' famed migration to central Mexico thanks to some tiny cardboard splints, a bit of contact cement and a trucker from Alabama.

The European Union's executive body said Thursday that the bloc should try to obtain its fair share of oil, gas, minerals and fish exposed by the melting of the Arctic ice cap.

California's ever-growing population and the threat of a prolonged drought could kill the concept of the traditional lush lawn in the Golden State.

American Honda Motor Co. has overhauled the look of its fuel cell concept cars, unveiling a futuristic, lightweight three-seater at the Los Angeles Auto Show dubbed the FC Sport.

A major U.S. intelligence report coming out Thursday  is adding climate change to the "traditional" mix of factors expected to destabilize the world into the near future.