1. Department of Environmental Physics, Limnological Institute; University of Konstanz; Konstanz Germany
2. Department of Environmental Science; University of Koblenz-Landau; Landau Germany
3. Department of Water Resources and Drinking Water; Swiss Federal Institute for Environmental Science and Technology; Dübendorf Switzerland
4. Department of Anthropology; Yüzuncü Yil University, Zeve Campus; Van Turkey