1 State Key Laboratory of Tibetan Plateau Earth System, Resources and Environment (TPESRE), Institute of Tibetan Plateau Research, Chinese Academy of Sciences, Beijing 100101, China.
2 State Key Laboratory of Tibetan Plateau Earth System, Resources and Environment (TPESRE), Institute of Tibetan Plateau Research, Chinese Academy of Sciences, Beijing 100101, China; University of Chinese Academy of Sciences, Beijing 100049, China.
3 State Key Laboratory of Tibetan Plateau Earth System, Resources and Environment (TPESRE), Institute of Tibetan Plateau Research, Chinese Academy of Sciences, Beijing 100101, China. Electronic address: liangey@itpcas.ac.cn.
4 International Centre for Integrated Mountain Development (ICIMOD), Kathmandu, Nepal; Institute of International Rivers and Eco-security, Yunnan University, Kunming 650500, China.
5 School of Natural Resources and the Environment, University of Arizona, Tucson, AZ 85721, USA; Laboratory of Tree-Ring Research, University of Arizona, Tucson, AZ 85721, USA.
6 Laboratory of Tree-Ring Research, University of Arizona, Tucson, AZ 85721, USA.
7 Water Research Institute-National Research Council (IRSA-CNR), Brugherio 20861, Italy.
8 Instituto Pirenaico de Ecología (IPE-CSIC), Zaragoza 50080, Spain.
9 CSIC, Global Ecology Unit CREAF-CSIC-UAB, Cerdanyola del Vallès, Catalonia 08913, Spain; CREAF, Cerdanyola del Vallès, Catalonia 08913, Spain. Electronic address: josep.penuelas@uab.cat.