Divergent Changes in the Elevational Gradient of Vegetation Activities over the Last 30 Years

Mengdi Gao1, Shilong Piao2, Anping Chen3, Hui Yang1, Qiang LIU2, Yongshuo Fu4 and Ivan A. Janssens5, (1)Peking University, Beijing, China, (2)Peking University, College of Urban and Environmental Sciences, Beijing, China, (3)Colora do State University, Fort Collins, CO, United States, (4)BNU Beijing Normal University, College of Water Sciences, Beijing, China, (5)University of Antwerp, Department of Biology, Antwerp, Belgium