1. WSL Institute for Snow and Avalanche Research SLF 7260 Davos Switzerland
2. USDA‐Forest Service Pacific Northwest Research Station Olympia WA 98512 USA
3. Département de Biologie Université de Sherbrooke Sherbrooke QC J1K 2R1 Canada
4. German Centre for Integrative Biodiversity Research (iDiv) 04103 Leipzig Germany
5. Smithsonian Tropical Research Institute Balboa Ancón Panama Republic of Panama
6. Biology Department Grand Valley State University Allendale MI 49041 USA
7. School of Geosciences University of Edinburgh Edinburgh UK
8. National Ecological Observatory Network Boulder CO USA
9. Environment and Natural Resources Government of the Northwest Territories NT X1A 3S8 Canada
10. Institute for Arctic and Marine Biology UiT‐The Arctic University of Norway 9037 Tromsø Norway
11. Center for Permafrost (CENPERM) Department of Geosciences and Natural Resource Management University of Copenhagen DK‐1350 Copenhagen Denmark
12. Faroese Museum of Natural History Hoyvík 188 Faroe Islands
13. Department of Geography and Biodiversity Research Institute University of British Columbia Vancouver BC V6T 1Z4 Canada
14. Arctic Research Center Department of Bioscience Aarhus University DK‐8000 Aarhus Denmark
15. The University Centre in Svalbard N‐9171 Longyearbyen Norway
16. Faculty of Life and Environmental Sciences University of Iceland 101 Reykjavík Iceland
17. Department of Ecology and Natural Resources Norwegian University of Life Sciences NO‐1432 Ås Norway
18. Université du Québec à Trois‐Rivières Trois‐Rivières QC G9A 5H7 Canada
19. Center for Ecosystem Science and Society Center Northern Arizona University Flagstaff AZ 86011 USA
20. Department of Biology and Environmental Sciences University of Gothenburg S‐405 30 Gothenburg Sweden
21. Woods Hole Research Center Falmouth MA 02540 USA
22. Department of Biological Sciences Florida International University Miami FL 33181 USA
23. Department of Biology Carleton University Ottawa ON K1S 5B6 Canada
24. Department of Wildlife, Fish, & Conservation Biology University of California Davis CA 95616 USA
25. Department of Botany and Biodiversity Research University of Vienna A‐1030 Vienna Austria
26. Department of Biological Sciences University of Alaska Anchorage AK 99508 USA