"If there weren't already enough barriers to building a gas pipeline from Alaska's North Slope, the Lower 48 recently entered its biggest-ever natural gas boom."

"The blue, cloudless skies over the Coachella Valley most days hide a darker truth: The area has serious, chronic air pollution challenges."

Environmental activists who campaigned hard to elect Barack Obama president feel cheated and disillusioned by what they see as a lack of leadership and readiness to compromise on environmental issues like climate change.

"A fast-growing kelp from the Far East has spread along the California coast from Los Angeles to San Francisco Bay, worrying marine scientists and outpacing eradication efforts."

Marine biologist Jane Lubchenco now heads one of the U.S. government’s key agencies researching climate change -- the National Oceanic and Atmospheric Administration. In an interview with Yale Environment 360, Lubchenco discusses the central role her agency is playing in understanding the twin threats of global warming and ocean acidification.

The design firm Pentagram got an unusual request from the Nature Conservancy.

"Senate Majority Leader Harry Reid has bumped back the deadline until Sept. 28 for the six committees working on a comprehensive climate change and energy bill."

GM will emerge from bankruptcy, after a 50-billion taxpayer bailout, with the 22 mpg Camaro muscle car as its star performer.

Consumers are attracted to the "cash-for-clunkers" program that gives them several thousand dollars to trade in old gas guzzlers for more fuel-efficient cars.

The opinions of many Americans on climate change have not caught up with the views of scientists.

"The Treasury and the Energy Department today unveiled long-awaited new rules under which the government will pay up to 30 percent of the cost of renewable energy projects."

Environmental groups say the Interior Department's effort to site solar-power projects on public lands should not harm wildlife and should be accompanies by similar efforts for other kinds of alternative energy.

"Climate change could push dengue fever into all corners of the United States, as the mosquitoes that can carry the traditionally tropical virus survive warmer U.S. winters .... scientists at the Natural Resources Defense Council said in a report."

"Greenpeace activists were arrested Wednesday for scaling Mount Rushmore and hanging a banner next to the carved face of Abraham Lincoln urging President Barack Obama to get tough on climate change."

"The Pennsylvania Department of Environmental Protection is working to regulate salt discharges that result from natural-gas drilling."