A Study of Physical-Chemical Effects on the Atmosphere of the Southern Hemisphere During Forbush Decrease Periods 

Williamary Portugal, INPE National Institute for Space Research, Geophysics - CEAII, Sao Jose dos Campos, Brazil, Alessandra Abe Pacini, University of Vale do Paraíba, Physics and Astronomy Laboratory, Sao Jose dos Campos, Brazil, Ezequiel Echer, INPE National Institute for Space Research, Sao Jose dos Campos, Brazil and Mariza Pereira de Souza Echer, INPE National Institute for Space Research, Geophysics, Sao Jose dos Campos, Brazil