"A $774 billion plan to power Europe with Sahara sunlight is gaining momentum, even as critics see high risks in a large corporate project using young technology in north African countries with weak rule of law."

"Evolution takes place over long stretches of time: millennia and epochs. But some new research shows that animals might be changing much faster than nearly anyone thought. ... Those changes ... seem to be linked to humans."

"The Nuclear Regulatory Commission ... is urging nuclear plants to embrace a more systematic approach to assessing fire risk -- one that relies on a computer program."

Tidelands in Skagit County are being flooded to help restore the estuary.

"How much longer will the 'Oil Age' last?"

"Government scientists who study the depletion of Earth’s protective ozone layer are pointing to a previously unheralded culprit: nitrous oxide."

"Fire crews were battling to save hundreds of homes that were threatened by two wildfires burning in dry, explosive brush near La Cañada Flintridge and on the Palos Verdes Peninsula."

The Justice Department and Illinois are suing Midwest Generation, charging the utility company with evading the Clean Air Act by not installing pollution controls when modernizing its plants. The move marks an Obama administration reversal of Bush policies.

Another allegedly grass-roots PR campaign funded by the coal industry has been embarrassed by the revelation that photos of the "real" people who support coal were obtained from a commercial stock-photo outfit.

"Declining industrial electricity demand and an abundance of cheap natural gas will threaten coal's status as the dominant U.S. fuel to generate electric power, even after the economic recession ends" say electric industry executives and analysts.