"Hundreds of people took to the streets of the southwestern Chinese city of Kunming on Thursday to protest against the planned production of a chemical at a refinery, the second demonstration this month against the project."

"Twenty-four plaintiffs, including a dozen police officers who rushed to the scene of a November train derailment in Paulsboro, sued on Monday, alleging that the rail company's negligence caused the derailment, and that it downplayed the dangers of a chemical spill and failed to protect responders."

"RALEIGH — Fish in one of North Carolina’s largest watersheds are more polluted by an industrial contaminant than previously reported, and state health officials have failed to expand warnings against eating PCB-contaminated fish, according to a new study."

"Lipstick can give your lips color, sheen and texture, but may also put you at risk of ingesting potentially toxic metals, University of California, Berkeley researchers say."

"For anyone anxious about toxic chemicals in the environment, Sunday marked a dubious milestone."

"In the wake of a massive US Department of Agriculture report highlighting the continuing large-scale death of honeybees, environmental groups are left wondering why the Environmental Protection Agency has decided to approve a 'highly toxic' new pesticide."

"NEW BRAUNFELS, TX — Off a dirt road connected to ever-flowing Interstate 35, a little metal sign on a wooden fence is the only indication of what lies ahead. Nearby, Buckley Powder, a mining and construction supply company, stores large quantities of ammonium nitrate, the source of the explosion at a fertilizer depot that killed at least 14 people and injured hundreds more last month in West."

"Several hundred people have been evacuated from a section of Lubbock, Texas, after a leaking tank released a chemical that could turn into highly corrosive hydrochloric acid, the city's Fire Department said on Thursday."

"Gov. Jerry Brown said Tuesday that he intends to change California's landmark consumer-safety law in an attempt to reduce frivolous lawsuits and give the public clearer information about toxic chemicals."