"An influential European scientific body said on Wednesday that a group of pesticides believed to contribute to mass deaths of honeybees is probably more damaging to ecosystems than previously thought and questioned whether the substances had a place in sustainable agriculture."

"The neonicotinoid insecticide clothianidin is a likely contributor to monarch butterfly declines in North America, finds new research by a team from the U.S. Department of Agriculture. Theirs is the first report of neonicotinoids affecting monarchs or any other butterflies."

"The House Energy and Commerce Subcommittee on Environment and the Economy will hold a legislative hearing next week to discuss the draft of a House bill to reform the nation’s toxic chemical laws."

"A remedy for a concentrated pool of solvents directly under the manufacturing site where at least 1,500 people still work may take years to find."

"New research from investigators at the University of Alabama at Birmingham suggests that Corexit EC9500A, an oil-dispersal agent widely used in the Gulf of Mexico following the Deepwater Horizon oil spill, contributes to damage to epithelium cells within the lungs of humans and gills of marine creatures."

"Environmentalists are outraged that the Environmental Protection Agency is allowing an herbicide that contains glyphosate to be used in nine more states, despite growing concerns that the chemical probably causes cancer."

"The U.S. Environmental Protection Agency (EPA) said on Thursday it was unlikely to approve new or expanded uses of certain pesticides while it evaluates the risks they may pose to honey bees."

"As the public has learned of health risks tied to chemicals in everyday products, many companies have responded by eliminating, one by one, the suspected cancer causers, brain damagers and hormone disruptors. But even prompt action doesn't entirely appease some health experts, who warn of a problematic pattern."

"Oregon's biggest city on Wednesday banned the use of an insecticide on city lands blamed by conservationists as a factor in the decline of honey bees in recent years."