1. The Pew Charitable Trusts, 901 E Street NW, Washington, DC 20004, USA.
2. SYSTEMIQ, 69 Carter Lane, London EC4V 5EQ, UK.
3. School of Geography and the Environment, University of Oxford, Oxford OX1 3QY, UK.
4. School of Civil Engineering, University of Leeds, Leeds LS2 9JT, UK.
5. Institute of Geography, University of Innsbruck, Innrain 52, 6020 Innsbruck, Austria.
6. Council for Scientific and Industrial Research, Pretoria 0001, South Africa.
7. EA—Shaping Environmental Action, Chemin des Vignes d’Argent 7, CH 1004 Lausanne, Switzerland.
8. University of Applied Sciences and Arts Western Switzerland–HES-SO, HEIG-VD, Yverdon-les-Bains, Switzerland.
9. School of Biological and Marine Sciences, University of Plymouth, Plymouth PL4 8AA, UK.
10. Faculty of Natural Sciences, Centre for Environmental Policy, Imperial College London, London SW7 2AX, UK.
11. Nextek, 1 Kensington Gore, London SW7 2AR, UK.
12. Scuola Agraria del Parco di Monza, Viale Cavriga 3 20900 Monza (MB), Italy.
13. Department of Geography, University of Victoria, Victoria, British Columbia V8W 2Y2, Canada.
14. Institute for the Oceans and Fisheries and School of Public Policy and Global Affairs, University of British Colombia, Vancouver, British Columbia V6T 1Z4, Canada.