1. College of Technology, The University of Bamenda, Bambili P.O. Box 39, Cameroon
2. Higher Institute of Agriculture and Rural Development, Bamenda University of Science and Technology, Nkwen P.O. Box 277, Cameroon
3. Institute of Sociology and Economics, RISK Research Center, Universität der Bundeswehr München (UniBwM), 85577 Neubiberg, Germany
4. Faculty of Environmental Sciences, Technische Universität Dresden, 01069 Dresden, Germany
5. Department of Geography, The University of Bamenda, Bambili P.O. Box 39, Cameroon