1. State Key Laboratory of Tibetan Plateau Earth System, Resources and Environment, Institute of Tibetan Plateau Research, Chinese Academy of Sciences, 100101 Beijing, China
2. School of Natural Resources and the Environment, University of Arizona, Tucson, AZ 85721
3. Laboratory of Tree-Ring Research, University of Arizona, Tucson, AZ 85721
4. Instituto Pirenaico de Ecología, Consejo Superior de Investigaciones Científicas (IPE-CSIC), 50059 Zaragoza, Spain
5. Department of Geography, University of Cambridge, Cambridge CB2 3EN, United Kingdom
6. Swiss Federal Research Institute, 8903 Birmensdorf, Switzerland
7. Global Change Research Institute, Czech Academy of Sciences (CzechGlobe), 603 00 Brno, Czech Republic
8. Department of Geography, Faculty of Science, Masaryk University, 613 00 Brno, Czech Republic