News tagged with pollution

More food, low pollution effort gains traction

Nitrogen fertilizers make it possible to feed more people in the world than ever before. However, too much of it can also harm the environment. Professor Eric Davidson, director of the University of Maryland ...

dateApr 09, 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, ...

dateApr 07, 2015 in Ecology
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