China drought impact widens, reaching Shanghai

(AP) -- China's worst drought in a half-century is deepening, with the parched weather that has left millions in the Yangtze River region without enough drinking water pushing inflation higher and adding to widespread power ...

Asian carp raises fear and loathing on Great Lakes

(AP) -- After nearly four decades as a fishing guide on the Great Lakes, Pat Chrysler has seen enough damage from invasive species to fear what giant, ravenous Asian carp could do to the nation's largest bodies of freshwater.

Old concrete can protect nature

Usually we think of demolished concrete walls and floors as environmental contaminants, but in fact this material may turn out to be a valuable resource in nature protection work. This is the conclusion from researchers from ...

NASA science flights target melting Arctic Sea ice

This summer, with sea ice across the Arctic Ocean shrinking to below-average levels, a NASA airborne survey of polar ice just completed its first flights. Its target: aquamarine pools of melt water on the ice surface that ...

Beavers take a chunk out of nitrogen in Northeast rivers

Beavers, once valued for their fur, may soon have more appreciation in the Northeastern United States. There they are helping prevent harmful levels of nitrogen from reaching the area's vulnerable estuaries. By creating ponds ...

How red-eared invaders are hurting California's native turtles

In the summer of 2011, visitors to the University of California, Davis, Arboretum may have witnessed an unusual site: small teams of students wielding large nets, leaping into the arboretum's waterway to snag basking turtles.

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