Giant Sequoias Face Drought

Researcher at the top of a giant sequoia

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Anthony Ambrose, of the University of California, Berkeley, took leaf samples from atop a giant sequoia this summer at Sequoia National Park. Giant sequoias are showing signs that they’re water-stressed after two years of paltry snow pack in the Sierra Nevada. Photo credit: Lincoln Else/KQED.

Giant Sequoias Face Drought 16 October,2015Sevda Eris