"A nonprofit organization that monitors the health of the Potomac River said Wednesday that a condition causing abnormalities in fish should serve as an urgent warning to rehabilitate the waterway that provides 90 percent of the D.C. area's drinking water."

"At least somebody gets it. The University of Montana in Missoula announced on Monday that it is accepting applications for a new, two-year graduate program in environmental science and natural resource journalism."

"The Army Corps of Engineers must consider the effects of climate change as it draws up plans for flood control, navigation and other water projects under a new agency policy."

"A spate of recent deaths of New York police and fire officers who took part in the emergency operation at Ground Zero after the 9/11 attacks has heightened fears that it could be the start of a delayed epidemic of cancer-related illness."

"A federal appeals court panel on Tuesday upheld a 2005 court decision that effectively halted the development of what would have been one of the nation's largest landfills near Joshua Tree National Park."

"A federal effort to ban the sale of raw oysters harvested during the warm months along the Gulf Coast has kicked up a hurricane of opposition from oystermen and members of Congress and threatened to derail a signature food-safety initiative by the Obama administration."

"The brown pelican, listed as an endangered species even before the 1973 U.S. Endangered Species Act existed, is officially back from the brink of extinction, the Interior Department said on Wednesday."

"On some days, Russell Keith could simply look up at the sky to gauge how busy his day would be as a paramedic at the largest U.S. base in Iraq. Dark green smoke meant the contractor could count on a 30 to 40 percent spike in his patient load, he told the Senate Democratic Policy Committee last week during a hearing on contractor oversight."

"CHARLESTON, S.C. -- Republicans in Charleston County censured their own U.S. Sen. Lindsey Graham, saying he puts bipartisanship before the party on issues like climate change."