1. National Socio-Environmental Synthesis Center, Annapolis, MD, USA.
2. Jonah Ventures, Boulder, CO, USA.
3. Northern Research Station, USDA Forest Service, Durham, NH, USA.
4. Earth and Life Institute, Université catholique de Louvain, Louvain-la-Neuve, Belgium.
5. Earth Systems Research Center, University of New Hampshire, Durham, NH, USA.
6. Advanced Science Research Center, The Graduate Center, City University of New York, New York, NY, USA.
7. Cary Institute of Ecosystem Studies, Millbrook, NY, USA.
8. Department of Earth and Environment, Boston University, Boston, MA, USA.
9. Department of Biology, Boston University, Boston, MA, USA.
10. Fort Keogh Livestock and Range Research Laboratory, USDA Agricultural Research Service, Miles City, MT, USA.
11. Department of Forest Resources, University of Minnesota, St. Paul, MN, USA.
12. Institute for Global Change Biology and School for Environment and Sustainability, University of Michigan, Ann Arbor, MI, USA.
13. Hawkesbury Institute for the Environment, Western Sydney University, Penrith, New South Wales, Australia.
14. Appalachian Laboratory, University of Maryland Center for Environmental Science, Frostburg, MD, USA.