Soil Degradation Evaluated by a 27 years Landsat image (Vis-Nir-Swir-Tir), climate and digital elevation derivatives

Jose alexandre Dematte Sr1, Natasha Valadares Santos1, Marina Mendonça de Almeida Malzoni2, Raul Poppiel3, Caio Troula Fongaro1, Rodnei Rizzo4, Jose Lucas Safanelli2, Veridiana Maria Sayão2 and Wanderson Sousa Mendes2, (1)USP University of Sao Paulo, São Paulo, Brazil, (2)USP University of Sao Paulo, Piracicaba, Brazil, (3)UNB University of Brasilia, Brasilia, Brazil, (4)CENA Center for Nuclear Energy in Agriculture, Piracicaba, Brazil