"The water in almost 15,000 D.C. homes that received repairs during a massive effort to remove lead pipes may still be contaminated by dangerous levels of the metal, according to a report released Wednesday by the Centers for Disease Control and Prevention."

"After Pittsburgh City Council gave final approval Tuesday to a ban on natural-gas production in the city, industry opponents vowed to press for similar prohibitions at the Allegheny County and state levels."

"The Chesapeake Bay does not like your lawn. That green grass is probably coated with pesticides and fertilizers and studded with pet poop. All that washes off in the rain and causes environmental problems downstream in the Chesapeake."

"Gov. Edward G. Rendell of Pennsylvania signed an executive order on Tuesday effectively banning further natural gas development on state forest lands."

"The Obama administration has moved another step closer to blocking the largest mountaintop removal permit in West Virginia history, with a veto recommendation from the U.S. Environmental Protection Agency's regional administrator."

"If there is one policy left over from the Corzine administration that has been fully and enthusiastically embraced by Gov. Chris Christie, it is a program privatizing the cleanup of the tens of thousands of contaminated waste sites in New Jersey."

"A set of proposed regulations to modernize safety in Pennsylvania's booming natural gas industry and force drillers to disclose the chemicals they use cleared a first procedural hurdle Tuesday."