News tagged with environmental contaminants

Two major US aquifers contaminated by natural uranium

Nearly 2 million people throughout the Great Plains and California live above aquifer sites contaminated with natural uranium that is mobilized by human-contributed nitrate, according to a study from the University of Nebraska-Lincoln.

dateAug 17, 2015 in Environment
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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 ...

dateApr 07, 2015 in Ecology
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