"With the new year, Maryland becomes the first state to ban the use of additives containing arsenic in chicken feed, a practice already prohibited by Canada and the European Union."

"A group of community organizations has sued the Environmental Protection Agency about new rules on pesticide emissions, saying the regulations do too little to protect public health."

"FREDERICKSBURG, Pa. — The smell of oregano wafting from Scott Sechler’s office is so strong that anyone visiting Bell & Evans these days could be forgiven for wondering whether Mr. Sechler has forsaken the production of chicken and gone into pizza."

"Governments next month are expected to agree on restrictions concerning the industrial use and trade of mercury for an international treaty aimed at reducing health hazards and environmental pollution, sources said."

"A landmark Environmental Protection Agency report concluding that children exposed to toxic substances can develop learning disabilities, asthma and other health problems has been sidetracked indefinitely amid fierce opposition from the chemical industry."

"U.S. manufacturers have agreed to stop making the dangerous chemical; other industries and the Pentagon are urging EPA to delay proposed ban."

"Sarah Kavanagh isn't your ordinary 15-year-old. Sure, the Hattiesburg High School sophomore rides the bus to school and participates in all the typical activities -- everything from Spirit Girls to forensics club. But this Mississippi teen also is behind an online petition to remove a potentially toxic chemical from sodas and sports drinks that are popular with her friends and family."

"A mercury-containing preservative rarely used in the United States should not be banned as an ingredient in vaccines, U.S. pediatricians said Monday, in a move that may be controversial."

"The low-income neighborhood of older wood-frame homes in West Dallas is a far cry from the suburb of newly built brick houses in Frisco 30 miles to the north. But the two North Texas communities share a bond: Both were contaminated by industrial lead for nearly half a century."