UK man swims entire New York river in clean-water campaign

British endurance swimmer Lewis Pugh on Wednesday completed a 315-mile (500-kilometer) journey down New York's Hudson River, highlighting its successful decades-long cleanup as a beacon for other waterways.

Israel's pioneering use of water 'to the last drop'

In the scorching summer heat, an Israeli farmer tends to a dripline taking a mix of ground and recycled water to palm trees—an approach honed for decades in the arid country and now drawing wide interest abroad.

Arctic terns may navigate climate dangers

Arctic terns—which fly on the longest migrations of any animal on Earth—may be able to navigate the dangers posed by climate change, new research suggests.

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