August 10, 2012

Yahoo! News - Did Climate Change Spur Plants to Migrate Uphill?

In a section of Southern California’s Santa Rosa Mountains, plants appear to have been migrating uphill in recent decades, but the reason is controversial.

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In the more recent study, Dylan Schwilk, of Texas Tech University, and Jon Keeley, of the U.S. Geological Survey and the University of California, Los Angeles, resurveyed some of the sites focusing on a single plant, a shrub called desert ceanothus, and found the same pattern; the shrub was becoming less abundant at lower elevations and more so higher up.