1. Western Geographic Science Center, US Geological Survey, Tucson, AZ, USA
2. Borderlands Restoration Network, Patagonia, AZ, USA
3. The London School of Economics and Political Science (LSE), University of London, London, UK
4. Geosciences and Environmental Change Science Center, US Geological Survey, Denver, CO, USA
5. The Biophilia Foundation, Chester, MD, USA