"Associated Press review of complaints casts doubt on industry view that it rarely happens."

"Bill Williams, the president of the company that wants to open a $1.5 billion iron ore mine in northern Wisconsin, is being charged with contaminating an emergency water supply at a mine in Spain."

"Three coal-fired generators that opened in the 1960s near Farmington, N.M., closed Monday as part of a $182 million plan for Arizona Public Service Co. to meet environmental regulations, the utility reported."

"FORT EDWARD, N.Y. -- A report by General Electric asserting that it does not expect to do further PCB dredging of the Hudson River — to include the impaired Champlain Canal — drew muted criticism Tuesday from the state, which is still deciding whether extra dredging is needed."

"Veteran marijuana farmers say newcomers to Northern California’s pot hotbed use toxic, harmful methods to cash in."

"Scientists have found a more than 7,300-square-mile ring of land and water contaminated by mercury surrounding the tar sands in Alberta, where energy companies are producing oil and shipping it throughout Canada and the U.S."

"Federally funded efforts to curtail farm pollution of the Chesapeake Bay are falling short, and recent spending cuts by Congress cast doubt on the efforts' ultimate success, an environmental group said Monday."

"Air pollution isn't just an outdoor problem. Unhealthy fumes may be emitted inside your own home if you're cooking over an unvented gas stove."

"BEIJING -- More than 8 million acres of China's farmland is too polluted with heavy metals and other chemicals to use for growing food, a Cabinet official said Monday, highlighting a problem that is causing growing public concern."

"Unhealthful levels of lead, arsenic and mercury were detected for the first time in several soil samples of the Calavera neighborhood in West El Paso, according to a recent remedial investigation report prepared for the Asarco Custodial Trust."