Affiliations

• ¹ Institute of Integrative Biology, ETH Zurich, Universitätstrasse 16, 8006 Zürich, Switzerland.
• ² Natural Resource Ecology Laboratory, 1 499 Campus Delivery, Colorado State University, Fort Collins, Colorado 80523-1499, USA.
• ³ Division of Math and Science, Babson College, Massachusetts 02457, USA.
• ⁴ Department of Earth System Science, University of California Irvine, Irvine, California 92697, USA.
• ⁵ Department of Ecology & Evolutionary Biology, University of California Irvine, Irvine, California 92697, USA.
• ⁶ Division of Biology, Kansas State University, Manhattan, Kansas 66506, USA.
• ⁷ Institute of Ecology & Evolution, University of Oregon, Eugene, Oregon 97403, USA.
• ⁸ School of Forest Resources & Environmental Science, Michigan Technological University, Houghton, Michigan 49931, USA.
• ⁹ Centre for Carbon, Water & Food, The University of Sydney, Camden, 2570 New South Wales, Australia.
• ¹⁰ Center for Permafrost (CENPERM), Department of Geosciences and Natural Resource Management, University of Copenhagen, Øster Voldgade 10, 1350 Copenhagen K., Denmark.
• ¹¹ CSIC, Global Ecology Unit CREAF-CSIC-UAB, Cerdanyola del Vallès, 08193 Catalonia, Spain.
• ¹² CREAF, Cerdanyola del Vallès, 08193 Catalonia, Spain.
• ¹³ Department of Geosciences & Natural Resource Management, University of Copenhagen, Rolighedsvej 23, 1958 Frederiksberg C, Denmark.
• ¹⁴ Department of Forest Ecology & Management, Swedish University of Agricultural Sciences, 90183 Umeå, Sweden.
• ¹⁵ Department of Geography, National University of Singapore, 1 Arts Link, 117570, Singapore.
• ¹⁶ Institute of Soil Science & Land Evaluation, University of Hohenheim, 70593 Stuttgart, Germany.
• ¹⁷ Odum School of Ecology, University of Georgia, Athens, Georgia 30601, USA.
• ¹⁸ Key Laboratory of Ecosystem Network Observation & Modeling, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing, 100101, China.
• ¹⁹ Institute of Ecology & Botany, MTA Centre for Ecological Research, 2-4. Alkotmany U., Vacratot, 2163-Hungary.
• ²⁰ Department of Natural Resources & the Environment, University of New Hampshire, Durham, New Hampshire 03824, USA.
• ²¹ School of Forestry & Environmental Studies, Yale University, 195 Prospect Street, New Haven, Connecticut 06511, USA.