1. Rocky Mountain Institute, Boulder, CO, USA
2. Forest Trends Association, Washington, DC, USA
3. Department of Political Science, Albert-Ludwigs-University of Freiburg and Perspectives Climate Research, Germany
4. Department of Agriculture and Resource Economics, University of California at Davis, Davis, CA, USA
5. John A. Paulson School of Engineering and Applied Sciences, Harvard University Center for the Environment, Harvard University, Cambridge, MA, USA