This directory contains the GEISA sub-database on microphysical and optical properties of atmospheric aerosols. Dowload the data from the html pages GEISA / Aerosols on the restricted Geisa access at the http site: http://ara.lmd.polytechnique.fr To get a restricted access: ************************** Go to : http://ara.lmd.polytechnique.fr/registration "registerme" as name No password required For more information: mail to jacquinet@lmd.polytechnique.fr ********************