1. Department of Geography University of Oregon Eugene OR 97403 USA
2. Appalachian Laboratory University of Maryland Center for Environmental Science Frostburg MD 21532 USA
3. Ecology and Evolutionary Biology University of California Los Angeles CA 90095 USA
4. Department of Plant Biology University of Illinois Urbana IL 61801 USA
5. Department of Plant Sciences University of Cambridge Downing Street Cambridge CB2 3EA UK
6. Department of Forest Management College of Forestry and Conservation University of Montana Missoula MT 59812 USA
7. INRA BIOGECO UMR 1202 33610 Cestas France
8. BIOGECO UMR 1202 University of Bordeaux 33400 Talence France
9. Australian Museum 6 College Street Sydney NSW 2010 Australia
10. School of Natural Sciences University of California Merced CA 95343 USA
11. Department of Evolution, Ecology & Organismal Biology The Ohio State University Columbus OH 43210 USA
12. Department of Geological Sciences University of Oregon Eugene OR 97403 USA
13. Canada Research Chair in Forest and Environmental Genomics Centre for Forest Research Institute for Systems and Integrative Biology Université Laval Québec City QC G1V 0A6 Canada
14. Geography and Environment University of Southampton Southampton SO17 1BJ UK
15. Oeschger Centre for Climate Change Research Institute of Plant Sciences University of Bern 3013 Bern Switzerland
16. USDA Forest Service Region 1 Missoula MT 59807 USA
17. Department of Geography Kyung Hee University Seoul 130‐701 Korea
18. College of Life Science Lanzhou University Lanzhou 730000 China
19. Dipartimento di Biologia Ambientale Sapienza University Piazzale Aldo Moro 5 00185 Rome Italy
20. Department of Ecology and Evolutionary Biology National Institute for Mathematical and Biological Synthesis University of Tennessee Knoxville TN 37996 USA
21. Landcare Research Lincoln 7640 New Zealand
22. Environment Institute School of Earth and Environmental Sciences University of Adelaide Adelaide SA 5005 Australia
23. Department of Geological Sciences OHIO Center for Ecology and Evolutionary Studies Ohio University Athens OH 45701 USA
24. Department of Biological Sciences University of Notre Dame Notre Dame IN 46556 USA
25. Department of Geography Nelson Center for Climatic Research University of Wisconsin Madison WI 53706 USA