1. Institute of Geography; FAU Erlangen-Nürnberg; Wetterkreuz 15 91058 Erlangen Germany
2. Terrestrial Remote Sensing; Max-Planck Institute for Meteorology; Bundesstr. 53 20146 Hamburg Germany
3. Computational Landscape Ecology; Helmholtz Center for Environmental Reseach; Permoserstraße 15 04318 Leipzig Germany
4. Institute of Geography and Geoecology; KIT Karlsruhe; Kaiserstr. 12 76131 Karlsruhe Germany