1. Geography Department; Humboldt-University Berlin; Unter den Linden 6 10099 Berlin Germany
2. Integrative Research Institute on Transformations of Human-Environment Systems (IRI THESys); Humboldt-University Berlin; Unter den Linden 6 10099 Berlin Germany
3. Institute of Earth Surface Dynamics; University of Lausanne; Géopolis, Quartier Mouline 1015 Lausanne Switzerland
4. Department of Geosciences and Natural Resource Management; University of Copenhagen; Øster Voldgade 10 1350 Copenhagen Denmark
5. Leibniz Institute of Agricultural Development in Transition Economies (IAMO); Theodor-Lieser-Str. 2 06120 Halle (Saale) Germany
6. Department of Geography; M. V. Lomonosov Moscow State University; 1, Leninsky Gory 119991 Moscow Russia
7. Institute of Forest Management; Ukrainian National Forestry University; vul. Gen. Chuprynky, 103 79031 Lviv Ukraine