Earth - Environment news

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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Water clarity levels improve in Lake Tahoe

Clarity levels at Lake Tahoe in 2014 showed the biggest improvements in more than a decade, according to researchers at the University of California, Davis, who have studied the lake for the last half century. 

dateApr 08, 2015 in Environment
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Video: Earth's ozone layer

Several decades ago, chlorofluorocarbons (CFCs) were chemicals used in hairspray, deodorants, foam products, air conditioners and more. In 1974 chemists Sherwood Rowland and Mario Molina published a paper ...

dateApr 07, 2015 in Environment
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