1. Nicholas School of the Environment, Duke University, Durham, NC 27708;
2. Department of Geography, University of Colorado, Boulder, CO 80309;
3. Forest Research Institute, University of Quebec in Abitibi-Temiscamingue, Rouyn-Noranda, QC J9X 5E4, Canada;
4. Department of Systematic Zoology, Faculty of Biology, Adam Mickiewicz University, 61-614 Poznan, Poland;
5. Southern Research Station, US Department of Agriculture Forest Service, Monticello, AR 71656;
6. Southern Research Station, US Department of Agriculture Forest Service, Auburn, AL 36849;
7. Natural Resources, Cornell University, Ithaca, NY 14853;
8. Universite Grenoble Alpes, Laboratoire EcoSystemes et Societes En Montagne, Institut National de Recherche pour Agriculture, Alimentation, et Environnement, 38402 St. Martin-d’Heres, France;
9. Western Ecological Research Center, US Geological Survey, Three Rivers, CA 93271;
10. Earth and Environment, Boston University, Boston, MA 02215;
11. Forest Resources, University of Washington, Seattle, WA 98195;
12. Department of Environmental Studies, University of California, Santa Cruz, CA 95064;
13. Bent Creek Experimental Forest, US Department of Agriculture Forest Service, Asheville, NC 28801;
14. Eastern Forest Environmental Threat Assessment Center, Southern Research Station, US Department of Agriculture Forest Service, Research Triangle Park, NC 27709;
15. Department of Environmental Systems Science, Eidgenössische Technische Hochschule Zurich, Zurich 8092, Switzerland;
16. School for Environment and Sustainability, University of Michigan, Ann Arbor, MI 48109;
17. Institute of Arctic Biology, University of Alaska, Fairbanks, AK 99700;
18. Health and Environmental Sciences Department, Xian Jiaotong-Liverpool University, Suzhou 215123, China;
19. Hastings Reservation, University of California Berkeley, Carmel Valley, CA 93924;
20. Department of Biological Sciences, DePaul University, Chicago, IL 60614;
21. Department of Biology, University of New Mexico, Albuquerque, NM 87131;
22. School of Natural Sciences, University of California, Merced, CA 95343;
23. Department of Biology, Washington University in St. Louis, St. Louis, MO 63130;
24. Valles Caldera National Preserve, National Park Service, Jemez Springs, NM 87025;
25. Fort Collins Science Center, US Geological Survey, Fort Collins, CO 80526;
26. Department of Forest and Rangeland Stewardship, Colorado State University, Fort Collins, CO 80523;
27. Department of Forest and Wildlife Ecology, University of Wisconsin-Madison, Madison, WI 53706;
28. Department of Biology, Wilkes University, Wilkes-Barre, PA 18766;
29. Department of Biological Sciences, Northern Arizona University, Flagstaff, AZ 86011;
30. Forest Inventory and Analysis, US Forest Service, Durham, NH 03824;
31. Geography Department, Indiana University, Bloomington, IN 47405;
32. Russian and East European Institute, Indiana University, Bloomington, IN 47405;