1. Forest Policy and International Forest Management, Department of Agricultural, Forest and Food Sciences HAFL, Bern University of Applied Sciences, Länggasse 85, 5032 Zollikofen, Switzerland
2. Ecosystem Management, Department of Environmental Systems Science, Swiss Federal Institute of Technology (ETH), Universitätsstr. 16, 8092 Zürich, Switzerland
3. Department of Forestry, Weihenstephan-Triesdorf University of Applied Sciences, Hans-Carl-von-Carlowitz-Platz 3, 85354 Freising, Germany
4. Institute of Agriculture, Camiguin Polytechnic State College, Tangaro, Catarman 9104, Philippines
5. Institute of Forestry and Landscape-Park Management, National University of Life and Environmental Sciences of Ukraine, Horikhuvatskyi Shliakh 19, 03041 Kyiv, Ukraine