1. Department of Geography and Earth Sciences, University of Aberystwyth, Wales, UK
2. Department of Geography, Harokopio University of Athens, Athens, Greece
3. Remote Sensing Laboratory, Institute of Environment and Sustainable Development, Banaras Hindu University, Varanasi, India
4. Department of Soil Science of Athens, Institute of Soil and Water Resources, Hellenic Agricultural Organization “DIMITRA”, Attiki, Greece
5. Faculty of Geography, University of Bucharest, Bucharest, Romania