1. Earth Observation and Geoinformatics Division, National Institute for Space Research, São José dos Campos 12227-010, Brazil
2. Department of Earth Sciences, University of South Alabama, Mobile, AL 36688, USA
3. Department of Geosciences, Federal University of São João del-Rei, São João del-Rei 36307-352, Brazil
4. Department of Geography, University of São Paulo, São Paulo 05508-000, Brazil
5. Graduate Program in Geography, Federal University of São João del-Rei, São João del-Rei 36301-360, Brazil