1. School of Forestry and Wildlife Sciences, Auburn University, Auburn
2. School of Geography and the Environment, University of Oxford, South Parks Road, Oxford, UK, OX1 3QY
3. Arizona State University, Tempe, AZ and Hilo, HI
4. Marine Institute, University of Plymouth, Plymouth, PL4 8AA, United Kingdom
5. National Ecological Observatory Network program managed by Battelle 1685 38th Street, Suite 100, Boulder, CO 80301
6. Department of Geographical and Sustainability Sciences, University of Iowa, Iowa City, IA
7. Studio Gang and a MacArthur Fellow, 1212 N Ashland Ave, Suite 212, Chicago, IL 60622
8. Oxford University Centre for the Environment, University of Oxford, South Parks Road, Oxford, UK, OX1 3 QY