"The study that first suggested a link between vaccines and autism and spurred a long-running, acrimonious debate over the safety of vaccines has been retracted by the British medical journal that published it. The withdrawal supports the scientific evidence that vaccinations don't cause autism, but isn't likely to persuade advocacy groups that believe in a link."

"President Barack Obama on Wednesday will outline a government strategy to boost development of U.S. biofuels and address their environmental challenges, an administration official said."

"The U.S. Department of Energy announced today the formation of a blue ribbon commission to evaluate policy options for a safe, long-term solution to America' growing piles of spent fuel from commercial nuclear power plants ...."

"Forests in the eastern United States appear to be growing faster in response to rising levels of carbon dioxide in the atmosphere, a new study has found."

A new study by scientists from the National Climatic Data Center casts doubt on Anthony Watts' efforts to cast doubt on the U.S. climate record.

"Take a walk, or take a canoe, down the Anacostia River. Here -- in the story of one smelly, trashy and sporadically beautiful stream -- is the unfinished business of the American environmental movement, 40 years after the first Earth Day."

"Radioactive tritium, a carcinogen discovered in potentially dangerous levels in groundwater at the Vermont Yankee nuclear plant, has now tainted at least 27 of the nation's 104 nuclear reactors — raising concerns about how it is escaping from the aging nuclear plants."

"A New Mexico neighborhood offers a case study in the successes, and failures, of the environmental justice movement."

"A national environmental group with deep pockets and specialized legal expertise is joining the effort to block a permit for one of the [Kansas City] area’s biggest development projects."

"Why is a child born in northwest Los Angeles four times as likely to be diagnosed with autism as a child born elsewhere in California?"