How large is the US 'green economy?'

One way to gauge a country's attention to the environment may be measuring how much of its economy is devoted to protecting, rehabilitating, and preserving the natural environment. While the U.S. has made prior attempts at ...

Climate change, farmers draining ancient Balkan lake

For millennia, Lake Prespa was pristine. But under pressure from climate change, unchecked pumping and pollution, the prehistoric body of water in southeast Europe is shrinking at an alarming rate.

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