Study finds pharmaceuticals, other chemicals in remote Minnesota lakes

Study finds pharmaceuticals, other chemicals in remote Minnesota lakes

Photo: A remote lake in Cook County, Minn. A three-year study by the University of Minnesota, the Minnesota Pollution Control Agency and the Grand Portage Band of Lake Superior Chippewa found pharmaceuticals and other chemicals in 28 lakes in northeastern Minnesota, including some with little or no human development. Courtesy Grand Portage Band of Lake Superior Chippewa

A study has found pharmaceuticals and other chemicals in remote lakes in and

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Engineered sand zaps storm water pollutants

photo: storm drain. Engineered sand zaps storm water pollutants

Reclaimed storm water may provide a local source of drinking water for parched communities. (MPCA Photos, via Flickr)

UC Berkeley engineers have created a new way to remove contaminants from storm water, potentially addressing the needs of water-stressed communities that are searching for ways to tap the abundant and yet underused source of fresh drinking water.

Using a mineral-coated sand that reacts with and destroys organic pollutants, the researchers have … [more…]

How to strip 99 per cent of BPA from water in 30 minutes

“We’ve solved a billion-dollar research problem,” says Collins. “This treatment can be done by anyone, anywhere, on any quantity of water.”

photo: Bisphenol A, known as BPA, has become pervasive as a pollutant. Scientists claim to have discovered economical way to get it out of our drinking water.

What’s in your water? If it’s pollutant BPA, there might soon be a quick fix for that. Bisphenol A, or BPA, is found in everything from DVDs to credit card receipts to dental fillings, and has been linked to a range of health problems in humans, including cardiovascular disease … [more…]