1. Department of Geophysics and Space Science, Institute of Geography and Earth Sciences, ELTE Eötvös Loránd University, Pázmány Péter stny. 1/C, H-1117 Budapest, Hungary
2. Department of Meteorology, Institute of Geography and Earth Sciences, ELTE Eötvös Loránd University, Pázmány Péter stny. 1/A, H-1117 Budapest, Hungary
3. Department of Humanities and Languages, Karatina University, Karatina P.O. Box 1957-10101, Kenya
4. NASA-Harvest, Department of Geographical Sciences, University of Maryland, College Park, MD 20742, USA