1. Faculty of Science and Technology Free University of Bolzano Bolzano Italy
2. Environmental Systems Analysis Group Wageningen University and Research Wageningen The Netherlands
3. PBL Netherlands Environmental Assessment Agency The Hague The Netherlands
4. Department of Environmental Science, Institute for Water and Wetland Research Radboud University Nijmegen The Netherlands
5. Forest & Nature Lab, Faculty of Bioscience Engineering Ghent University Melle Belgium
6. School of Biological Sciences The University of Western Australia Crawley Western Australia Australia
7. Wageningen Environmental Research, Wageningen University and Research Wageningen The Netherlands