After 18 months of resistance from the White House Office of Management and Budget, the US EPA has withdrawn proposed guidelines for cleaning up dioxin-contaminated soil at polluted sites. EPA says other guidelines issued in the meanwhile made them unnecessesary. Environmental groups condemned the move and the chemical industry applauded it.

"SAN FRANCISCO — Some nail polishes commonly found in California salons and advertised as free of a so-called 'toxic trio' of chemicals actually have high levels of agents known to cause birth defects, according to state chemical regulators.

A Department of Toxic Substances Control report to be released Tuesday determined that the mislabeled nail products have the potential to harm thousands of women who work in more than 48,000 nail salons in California, and their customers.

"Maryland is about to become the first state to ban the use of additives containing arsenic in chicken feed, a practice already prohibited by Canada and the European Union."

"In an announcement that stunned scientists, the U.S. Environmental Protection Agency has cancelled grant applications for what was supposed to be a $20-million, four-year green chemistry program."

"LEIPZIG, Germany — For 800 years, the St. Thomas Boys Choir has been filling churches with pure, young voices. Now it’s confronting a confounding phenomenon: Every year, those voices are cracking with teenage angst just a little earlier than before."

"In one of the deadliest nightclub fires in American history, 100 people died at a concert in Rhode Island nearly a decade ago. But the biggest killer wasn't the flames; it was lethal gases released from burning sound insulation and other plastics."

"One of the most remarkable environmental messes in local history was triggered 41 years ago when a train derailment dumped 200 tons of toxic chemicals on the porous bedrock of rural Genesee County."

"The Food and Drug Administration announced Friday that it was denying a petition to ban BPA from all food and drink containers, saying the science does not show an immediate cause for such action. However, the federal agency cautioned that this ruling does not declare bisphenol A, or BPA, as safe. The agency says it is continuing its assessment of the chemical, which is used in the lining of most canned food and drinks."

"The U.S. Food and Drug Administration is expected to decide by Saturday whether to continue allowing bisphenol-A (BPA) in food and beverage containers, Americans' main source of exposure to the chemical implicated in everything from asthma to diabetes."