1. NewClimate Institute, Cologne, Germany
2. Environmental Systems Analysis Group, Wageningen University & Research, Wageningen, The Netherlands
3. PBL Netherlands Environmental Assessment Agency, GH Den Haag, The Netherlands
4. Institute for Environmental Studies (IVM), Vrije Universiteit Amsterdam, The Netherlands
5. Copernicus Institute of Sustainable Development, Utrecht University, Utrecht, The Netherlands
6. Integrated Biosphere Futures Research Group, International Institute for Applied Systems Analysis, Laxenburg, Austria