1. Department of Civil and Environmental Engineering, Federal University of Pernambuco, Recife 50740-530, Brazil
2. Department of Ecosystem Science and Management and Biological and Agricultural Engineering, Spatial Sciences Laboratory, Texas A&M University, College Station, TX 77843, USA
3. Department of Civil and Environmental Engineering, Federal University of Paraíba, João Pessoa 58051-900, Brazil
4. Department of Geography, Fakir Mohan University, Vyasa Vihar, Nuapadhi, Balasore 756020, India
5. Department of Geography and Environmental Science, Faculty of Science and Agriculture, University of Fort Hare, Alice 5700, South Africa
6. Department of Geosciences/CCEN, Federal University of Paraíba, João Pessoa 58051-900, Brazil