Contaminants also a threat to polar bears

The polar bear (Ursus maritimus), one of the largest carnivorous mammals on Earth, is vulnerable to a series of dangers. An international team has established a guide to evaluate the condition of its health, and although ...

Study finds switchgrass removes PCBs from soils

University of Iowa researchers have found a type of grass that was once a staple of the American prairie can remove soil laden with PCBs, toxic chemicals once used for cooling and other industrial purposes.

Report IDs 'major weaknesses' at nuclear-arms lab

One of the nation's premier nuclear weapons laboratories is being called out by the inspector general of the U.S. Department of Energy for "major weaknesses" in the way it packaged contaminated waste before shipping it to ...

Fed govt failed to inspect higher risk oil wells

Congressional investigators say the government has failed to inspect thousands of oil and gas wells it considers potentially high risks for water contamination and other environmental damage.

Oysters act as sensitive indicators of contamination

(Phys.org) —Sydney rock oysters could have a role as biomonitors of the health of our waterways, acting as sensitive indicators of harmful levels of contaminants in water and sediments.

3D model measures coal ash spill

With a 3D model created using aerial images from an unmanned aircraft, Wake Forest researchers are providing a new look at the extent of coal ash contaminants leaked into a North Carolina river earlier this month.  The approach ...

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