"Potash Corp of Saskatchewan Inc agreed to spend more than $52 million on plant improvements and pay a $1.3 million civil penalty to resolve U.S. charges that it violated the Clean Air Act over the emission of harmful pollutants such as sulfur dioxide, U.S. authorities said."

"More than 600 American service members since 2003 have reported to military medical staff members that they believe they were exposed to chemical warfare agents in Iraq, but the Pentagon failed to recognize the scope of the reported cases or offer adequate tracking and treatment to those who may have been injured, defense officials say."

"The U.S. Food and Drug Administration does not perform enough pesticide residue tests — on either imported or domestic foods – to say whether the American food supply is safe, according to federal auditors."

"New reports of waterfowl landing on toxic ponds of industrial waste in the oil sands of northern Alberta are being investigated by the Canadian province's energy regulator in light of the death of 1,600 ducks on such ponds in 2008."