1. Environmental Change Research Centre, University College London, Gower Street, London WC1E 6BT, U.K.
2. Institut für Geosysteme und Bioindikation, Technische Universität Braunschweig, Langer Kamp 19c, D-38106 Braunschweig, Germany
3. Tecnológico Nacional de México−I. T. de la Zona Maya, Carretera Chetumal-Escárcega Km 21.5, Ejido Juan Sarabia, 77965 Juan Sarabia, Quintana Roo, Mexico
4. Tecnológico Nacional de México−I. T. Chetumal, Av. Insurgentes 330, Chetumal 77013, Quintana Roo, Mexico
5. University of South Florida, 140 7th Avenue South, St. Petersburg, Florida 33701, United States
6. Programa de Ingeniería Civil, Grupo de Infraestructura y Desarrollo Sostenible, Universidad Católica de Colombia, Bogotá 111311, Colombia
7. School of Geography, University of Nottingham, Nottingham NG7 2RD, U.K.
8. Smithsonian Tropical Research Institute, P.O. Box 0843-03092, Balboa 0843-03092, Panama
9. Institut für Geographische Wissenschaften, Freie Universität Berlin, Malteser Strasse 74-100, D-12249 Berlin, Germany