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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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Invasive species in the Great Lakes by 2063

The Great Lakes have been invaded by more non-native species than any other freshwater ecosystem in the world. In spite of increasing efforts to stem the tide of invasion threats, the lakes remain vulnerable, according to ...

dateJan 29, 2015 in Ecology
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