Abstract
This work aims to study in a comparative way six reservoirs cascading into the Tietê river (Barra Bonita, Bariri, Ibitinga, Promissão, Nova Avanhandava, Três Irmãos) (São Paulo, Brazil) through remote sensing techniques, using Sentinel images 2 (S2), worked on the SNAP software, both from the European Space Agency. It is expected to validate the algorithms to estimate the chlorophyll a (C…