"ALTON, Iowa — The puny, yellow corn stalks stand like weary sentries on one boundary of Dennis Von Arb’s field here. On a windy day this spring, his neighbor sprayed glyphosate on his fields, and some of the herbicide blew onto Mr. Von Arb’s conventionally grown corn, killing the first few rows."

"Women in Northern California farm towns gave birth to smaller babies if they lived within three miles of strawberry fields and other crops treated with the pesticide methyl bromide, according to researchers."

"Pediatricians and public health advocates are working to revive programs to protect children from lead poisoning, after what they describe as a series of devastating blows to their efforts."

"Federal health officials reported Monday that at least two million Americans fall ill from antibiotic-resistant bacteria every year and that at least 23,000 die from those infections, putting a hard number on a growing public health threat. It was the first time that federal authorities quantified the effects of organisms that many antibiotics are powerless to fight."

"SAN FRANCISCO — In the coastal redwood forests of central California, scientists trying to unravel the mystery surrounding the reproductive problems of dozens of endangered condors think they have uncovered the culprit: the long-banned pesticide DDT."

"Prodded by health and environmental advocates, Wal-Mart Stores announced Thursday that it will require suppliers to disclose and eventually phase out nearly 10 hazardous chemicals from the fragrances, cosmetics, household cleaners and personal care products at its stores."

"As he waits for crabs to take his bait, the Cambodian man explains his approach to eating seafood out of the Duwamish River. 'If it comes up black ... I throw it back,' he says. 'But if it looks normal, that means it just swam up from the Sound. It’s OK to eat.'"

"WASHINGTON, DC -- The U.S. Environmental Protection Agency scientist who first revealed the dangers of toxic dust at the World Trade Center disaster site has received a second notice of proposed removal from her job more than a year after a federal civil service court ordered her returned to work."

"BP Plc faces the first of almost 48,000 toxic exposure claims from neighbors of a Texas refinery who say they’ll give the billions of dollars in punitive damages they’re seeking to charity if they win at trial."

"Procter & Gamble is phasing out the use of two chemicals by 2014 from its beauty and personal care products. Activist groups have targeted P&G and other manufacturers of consumer products to end the use of phthalates and triclosan, chemicals that advocates say have been linked to birth defects and infertility."