"A drilling technique that is beginning to unlock staggering quantities of natural gas underneath Appalachia also yields a troubling byproduct: powerfully briny wastewater that can kill fish and give tap water a foul taste and odor."

"ARLINGTON, Va. -- Industry and environmental groups sparred at a public hearing here today over U.S. EPA's planned reconsideration of the George W. Bush administration's 2008 smog standard."

CDC has increased 10-fold the number of contaminants it tracks in people since starting its biomonitoring program in 2001. But the agency is hitting limits that likely will slow future growth, and no one else is picking up the slack, leaving us ignorant for years to come about more than 99% of the possible toxics in our bodies.

"The nonprofit Center for Biological Diversity has put the U.S. EPA on notice that it intends to sue the agency for failing to adequately evaluate and regulate nearly 400 pesticides harmful to hundreds of endangered species across the country as well as human beings."

Environmental groups fear President Obama's plan to guarantee loans for private power companies to build nuclear plants -- loans too risky for free-market lenders to touch -- would be a set-up for another corporate bailout.

"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."