1. Faculty of Forestry, Geography and Geomatics, Laval University, Quebec, QC G1V 0A6, Canada
2. Action-Research for Sustainable Development NGO, Department of Research Project, Cotonou 03296, Benin
3. Faculty of Letters and Social Science, Department of Geography, University of Douala, Douala 2701, Cameroon
4. Department of Biology, Chemistry and Geography, University of Quebec at Rimouski, 300 Allée des Ursulines, Rimouski, QC G5L 3A1, Canada
5. Laboratory of Technology and Applied Sciences, University Institute of Technology of the University of Douala, Campus 2 Ndogbong, Douala 8698, Cameroon
6. Association for Research on Ocean-Continent-Atmosphere Interactions, Douala 8698, Cameroon