The U.S. Interior Department on Thursday rejected a bitterly contested plan to create a nuclear waste stockpile at an American Indian reservation in Utah's west desert.

Students at several colleges have already pushed through fees of about $30 per student that allow schools to buy power from clean energy sources such as solar and wind farms.

A trio of oil companies led by Chevron Corp. has tapped a petroleum pool deep beneath the Gulf of Mexico that could boost the nation's reserves by more than 50 percent. A test well indicates it could be the biggest new domestic oil discovery since Alaska's Prudhoe Bay a generation ago.

Companies have been drilling natural gas wells at historic rates across much of the Appalachian Basin, an area that includes swathes of Pennsylvania, West Virginia, Kentucky and Virginia.

Jose Reyes' research lab looks like a three-story tangle of pipes and instruments. But to nuclear engineers like him, it's evidence that generating electricity by splitting atoms can cost less and be done more safely than in the past.

For a state that normally prizes environmental initiatives, the debate over wind power poses a thorny dilemma. Eager to embrace clean energy but leery about spoiling views, some communities are putting up stiff opposition to plans for new wind projects.

Northern Iowa could have one of the nation's largest wind farms by 2008. Iowa Winds LLC wants to build a 200- to 300-megawatt farm covering about 40,000 acres in Franklin County.

A $250,000 demonstration project that produces hydrogen energy to provide backup lighting and warmth at the Chewonki Foundation's environmental education center was hailed at its unveiling Monday as the first of its kind in the nation.

Now that ethanol has become common in gas tanks, two Iowa State University professors are working to get it into martini glasses.

The U.S. Interior Department proposed Thursday that oil and gas leases be made available as early as next year in an area now off-limits in the east-central Gulf of Mexico.

During the holidays it seems that everything is put into overdrive -- including our capacity for consumption. Increased spending and conventional gift-giving not only tax our wallets, but also our planet. With that in mind, ENN offers this guide to greener holiday giving.

Maritime officials from 31 nations gathered in the Malaysian capital on Monday to hammer out ways to offset the cost of ensuring the safety, security and environmental protection of Asia's busy Malacca Strait waterway.

The Philippines wants to drill through the hull of a sunken tanker and siphon off its cargo of industrial fuel to curtail pollution washing up on the central island of Guimaras, disaster officials said on Tuesday.

European and Asian leaders pledged Monday to keep cutting greenhouse gases after the U.N.'s Kyoto Protocol expires in 2012. But delegates at the two-day summit stopped short of setting new targets beyond the Kyoto agreement.

Sturgeon -- prized for its caviar and smoked meat -- are slowly starting to make a comeback in areas where water quality has improved. The fish, which are protected in just about every state where they're found, were overfished and nearly disappeared in the early 1900s.

Coming soon to a movie screen near you: prayers, politics and a feature-length film, united in an effort to mobilize religious groups around global warming concerns in time for the U.S. midterm election.

Tending to your soul at the Vineyard Christian Fellowship in Boise, Idaho, involves recycling old cell phones and printer cartridges in the church lobby, pulling noxious weeds in the backcountry and fixing worn-out hiking trails in the mountains.

Booming oil and gas development in Western and Northern Canada has prompted native groups to build a united front to better protect the vast region's water resources, aboriginal leaders said Thursday.

A bill to crank up penalties for the nation's most polluted air regions -- both in California -- was introduced Thursday in the Senate by Congress' biggest skeptic of global warming.

Students at several colleges have already pushed through fees of about $30 per student that allow schools to buy power from clean energy sources such as solar and wind farms.