1. Centre for Biodiversity and Conservation Science, School of Earth and Environmental Sciences, University of Queensland, St. Lucia, QLD 4072, Australia.
2. Wildlife Conservation Society, Global Conservation Program, Bronx, NY 10460, USA.
3. Environmental Change Institute, School of Geography and the Environment, University of Oxford, Oxford OX1 3QY, UK.
4. Zoological Society of London, Regent Park, London NW1 4RY, UK.
5. World Resources Institute, 10 G Street NE Suite 800, Washington, DC 20002, USA.
6. Department of Geographical Sciences, University of Maryland, College Park, MD 20742, USA.
7. School of Geography, University of Melbourne, Parkville, VIC 3010, Australia.
8. Ecosystem Science and Management, University of Northern British Columbia, Prince George, Canada.