1. Department of Hydraulics and Sanitation, São Carlos School of Engineering, University of São Paulo, São Carlos, Brazil
2. Geography and International Development, University of Chester, Chester, UK
3. Economic Sciences/Department of Statistics and Mathematics, University of Antioquia, Medellin, Colombia
4. School of Geographical Sciences and Urban Planning, Arizona State University, Tempe, Arizona, USA
5. International Institute of Ecology, São Carlos, Brazil
6. São Carlos Municipality, Secretary of Environment, Science and Technology, São Carlos, Brazil