"A U.S. farmer group on Tuesday dropped its opposition to efforts by Dow AgroSciences to roll out a new biotech crop system in exchange for some concessions by Dow, including help investigating any accidental crop damage."

"CHICAGO -- For two decades, one of the most commonly used type of rail tanker has been allowed to haul hazardous liquids from coast to coast even though transportation officials were aware of a dangerous design flaw that almost guarantees the car will tear open in an accident, potentially spilling cargo that could catch fire, explode or contaminate the environment."

Eleven years after the 9/11 terrorism attack, Department of Homeland Security officials explained to a House Energy subcommittee why their program to harden security at U.S. chemical plants still hasn't been implemented.

"For years they were alone as their strength was sapped and their bank accounts drained by the cancers they caught at Ground Zero. Now, finally, New York’s 9/11 heroes have gotten some backup."

"PORTLAND, Ore. -- Who bears responsibility for an impoverished child with a mouth full of rotting teeth? Parents? Soda companies? The ingrained inequities of capitalism? Pick your villain, or champion. They are all on display here as the largest city in the nation with no commitment to fluoridating its water supply -- and one of the most politically liberal cultures anywhere -- has waded into a new debate about whether to change its ways and its water."

"Lawn product company Scotts Miracle-Gro Co will pay $12.5 million in criminal fines and civil penalties for illegally including insecticides in bird food products and for other violations, the U.S. Justice Department said on Friday."

"Aging boomers pop more pills to keep fit. Farmers feed more antibiotics and hormones to fatten livestock. Adults and children use exotic shampoos and conditioners to make their hair shiny. Most of these drugs and personal-care chemicals wind up down the drain, into sewage, land-applied sludge, reclaimed water and ultimately the Indian River Lagoon, St. Johns River and other waters."

"MIAMI -- The chief executive of the century-old company from America's heartland shifted nervously on the witness stand here as he tried to explain how a trusted senior vice president had been caught on a wiretap buying half a million dollars in smuggled merchandise, much of it from China."

A former lawyer and scientist for flame retardant companies -- who often argued the substances were safer than EPA thought -- is now in charge of an EPA program studying the safety of such chemicals.

"Long-awaited dredging will begin this month in Waukegan Harbor to remove soil contaminated with hazardous substances at a Superfund site once described as the 'world's worst PCB mess,' officials announced Thursday at the Waukegan Yacht Club."