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Sierra Nevada a 'Living Lab' for Climate Change
The Epoch Times The view from Beetle Rock in Sequoia National Park, Cali in May 2012. In parts of California's Sierra Nevada, the incursion of trees is sucking marshy meadows dry. Glaciers are melting into mere ice fields. Wildflowers are blooming earlier. And the … California's Sierra a 'living lab' for climate change scientists |