[1] Adam Mickiewicz Univ, Fac Geog & Geol Sci, Dept Integrated Geog, Ul Bogumila Krygowskiego 10, PL-61680 Poznan, Poland
[2] Univ Salzburg, Dept Geog & Geol, Hellbrunnerstr 34, A-5020 Salzburg, Austria
[3] Univ Bucharest, Ctr Environm Res & Impact Studies, 1 Bd Nicolae Balcescu, Bucharest 010041, Romania
[4] Bochum Univ Appl Sci, Appl Geoinformat, Syst Oriented Spatial Simulat, Lennershofstr 140, D-44801 Bochum, Germany