News tagged with environmental science and pollution research

New method for greenhouse gas predictions

Pulp and paper producers are among Canada's most important industries and also one of the largest producers of wastewater. Estimating the greenhouse gas emissions in this wastewater has become a priority for the industry.

dateMar 05, 2013 in Environment
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Is nanosilver toxic?

According to Finnish-Estonian joint research with data obtained on two crustacean species, there is apparently no reason to consider silver nanoparticles more dangerous for aquatic ecosystems than silver ions. The results ...

dateFeb 28, 2013 in Bio & Medicine
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"Green walls" against air pollution

(Phys.org)—Planting vegetation along streets in the city might reduce air pollution better than assumed so far, that is by up to 30 percent instead of one to two percent. This finding was made by Dr. Thomas Pugh, now working ...

dateSep 04, 2012 in Environment
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Ocean 'dead zones' a growing disaster for fish

Falling ocean oxygen levels due to rising temperatures and influence from human activities such as agrochemical use is an increasingly widespread problem. Considering that the sea floors have taken more than 1,000 years to recover from past eras of low ox ...

dateApr 09, 2015 in Earth Sciences
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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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