1 Department of Ecology, Peking University, Beijing, 100871, China. Yongshuo.fu@pku.edu.cn.
2 Sino-French Institute for Earth System Science, College of Urban and Environmental Sciences, Peking University, Beijing, 100871, China. Yongshuo.fu@pku.edu.cn.
3 Centre of Excellence PLECO (Plant and Vegetation Ecology), Department of Biology, University of Antwerp, Universiteitsplein 1, B-2610, Wilrijk, Belgium. Yongshuo.fu@pku.edu.cn.
4 Department of Ecology, Peking University, Beijing, 100871, China. slpiao@pku.edu.cn.
5 Sino-French Institute for Earth System Science, College of Urban and Environmental Sciences, Peking University, Beijing, 100871, China. slpiao@pku.edu.cn.
6 Key Laboratory of Alpine Ecology and Biodiversity, Institute of Tibetan Plateau Research, Chinese Academy of Sciences, Beijing, 100085, China. slpiao@pku.edu.cn.
7 Center for Excellence in Tibetan Earth Science, Chinese Academy of Sciences, Beijing, 100085, China. slpiao@pku.edu.cn.
8 Laboratoire des Sciences du Climat et de l'Environnement, CEA CNRS UVSQ, Gif-sur-Yvette, France.
9 Sino-French Institute for Earth System Science, College of Urban and Environmental Sciences, Peking University, Beijing, 100871, China.
10 Ecoclimatology, Technische Universität München, Freising, Germany.
11 Institute for Advanced Study, Technische Universität München, Lichtenbergstraße 2a, 85748, Garching, Germany.
12 Department of Atmospheric Sciences, University of Illinois, Urbana, IL, 61801, USA.
13 Institute of Geography, University of Neuchatel, Neuchatel, Switzerland.
14 WSL Swiss Federal Institute for Forest, Snow and Landscape Research, Neuchatel, Switzerland.
15 WSL Institute for Snow and Avalanche Research SLF, Group Mountain Ecosystems, Davos, Switzerland.
16 School of Resources and Environment, University of Electronic Science and Technology of China, Chengdu, China.
17 CREAF, Cerdanyola del Vallès, 08193, Barcelona, Catalonia, Spain.
18 CSIC, Global Ecology Unit CREAF-CSIC-UAB, Cerdanyola del Vallès, 11, 08193, Barcelona, Catalonia, Spain.
19 Centre of Excellence PLECO (Plant and Vegetation Ecology), Department of Biology, University of Antwerp, Universiteitsplein 1, B-2610, Wilrijk, Belgium.