"47% of samples tested had the type of bacteria that most commonly causes staph infections. Food animals routinely fed antibiotics are a possible source."

"The federal Environmental Protection Agency and the New York City Council speaker, Christine C. Quinn, are both calling for replacing school light fixtures that are leaking PCBs in five years or less, putting more pressure on the Bloomberg administration to speed up its planned time line of 10 years."

"A federal appeals court has upheld two decisions that threw out most of a lawsuit field against chemical giant DuPont Co. by Parkersburg [WV] residents over the pollution of their city's water with the toxic chemical C8."

"In negotiating the budget deal that averted a government shutdown, Democrats and the White House claimed a big victory in preventing Republicans from blocking a set of environmental regulations. But as details of the compromise became known Tuesday, it was clear Republicans had won deep reductions in spending at the Environmental Protection Agency."

"The Maine House of Representatives on Thursday overwhelmingly endorsed banning the chemical bisphenol-A from children's products such as sippy cups and baby bottles."

"Two years ago some University of South Florida researchers began studying the effects of the most widely used fungicide in the country to see if it might kill more than just fungus. Turns out it's also a pretty effective frog-icide."

"A gene that causes a wide range of bacteria to become resistant to antibiotics has been found in the water supply in Delhi, with worrying implications for the rest of the globe."

"Echoing her housing commissioner, Baltimore Mayor Stephanie Rawlings-Blake said Monday that Baltimore's public housing authority has decided 'it is not possible' to pay lead-poisoning judgments that could one day exceed $800 million because the money is needed to improve living conditions for thousands of poor families."

"A new report is suggesting the air at many Quebec construction sites contains levels of asbestos at or above provincial norms, raising fresh questions about whether the substance can be handled safely in Canada."

"The Government Accountability Office is preparing to issue a report that rebukes the Centers for Disease Control and Prevention for saying in 2004 that elevated levels of lead in the District’s tap water did not pose a public health threat and for failing to quickly clarify its findings as complaints mounted."