Pollution

PFOS: "3M Pollution Study Finds Mixed Results

"Levels of PFOS, a chemical manufactured by 3M Co. for a variety of commercial uses until about 10 years ago, have improved significantly in the Mississippi River between Hastings and St. Paul -- except for the area around the company's Cottage Grove plant, where they have worsened."

Source: Minneapolis Star Tribune, 01/29/2013

"Boom in Mining Rare Earths Poses Mounting Toxic Risks"

"The mining of rare earth metals, used in everything from smart phones to wind turbines, has long been dominated by China. But as mining of these key elements spreads to countries like Malaysia and Brazil, scientists warn of the dangers of the toxic and radioactive waste generated by the mines and processing plants."

Source: YaleE360, 01/29/2013

Message from Mexico: US Polluting Water It May Someday Need to Drink

"Mexico City plans to draw drinking water from a mile-deep aquifer, according to a report in the Los Angeles Times. The Mexican effort challenges a key tenet of U.S. clean water policy: that water far underground can be intentionally polluted because it will never be used."

Source: ProPublica, 01/29/2013

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