image: Arctic tundra warming experiments like this one show how rising temperatures can alter the interactions among tundra plants and lead to shrub expansion. This image relates to a Review that appeared in the August 2, 2013, issue of Science, published by AAAS. The paper, by Jessica Blois at University of California, Merced in Merced, Calif., and colleagues, was titled, "Climate Change and the Past, Present, and Future of Biotic Interactions." view more
Credit: [Image courtesy of Phoebe Zarnetske, Yale University]