"The pesticide industry is applying extra doses of lobbying in an effort to eradicate federal requirements it considers harmful."

The debate in Maine and the US at large over BPA, an estrogen-disrupting chemical common in plastics, may be shaped by a comment of Maine's newly elected, Tea Party-backed GOP governor, Paul LePage. "The worst case is some women may have little beards," he said.

Hydrofluoric acid is a deadly chemical used in many petroleum refinery operations. When it escapes, it becomes a gas that can race long distances and kill people who inhale it. Safer alternatives are available to refineries. At the urging of petrochemical companies, Congress and the executive branch have kept the dangers largely secret from the at-risk public, so there has been little pressure for refineries to make their operations safer. In a joint investigation the Center for Public Integrity and ABC News found that worst-case scenarios filed by just 50 refineries showed some 16 million Americans at risk from accidental or intentional hydrofluoric acid releases.

"Lawyers for Bayer CropScience are trying to convince a federal judge the company's Institute plant is safe, even as a federal agency that investigated the facility continues to call for more inspections before Bayer's controversial methyl isocyanate unit is allowed to resume production."

"U.S. EPA will issue its controversial rules for toxic air pollution from industrial boilers [Wednesday], an agency official said [Tuesday] morning, despite a court order that required the rules be done by Presidents Day."

"Climate change is a major obstacle to a 2004 global treaty aimed at cutting exposure to 21 highly dangerous chemicals, says a new U.N.-commissioned report issued Monday. The 66-page report says the risks of exposure could increase if more stockpiles and landfills leak due to flooding, or other extreme weather linked to rising temperatures."

"Bottom-feeding fish in the Hudson River have developed a gene that renders them immune to the toxic effects of PCBs, researchers say."

"The province has launched a probe into the use of the deadly toxin Agent Orange after a Toronto Star investigation showed young forestry workers were doused with the chemical in the 1950s, 60s and 70s."

"An ingredient used in Coca-Cola and Pepsi is a cancer risk and should be banned, an influential lobby group has claimed."