Abstract: Two long duration balloons, Infrared Montgolfieres, floating between 20 and 30 km for more then 20 days, were launched in the Southern Hemisphere in November 1988. The tracking of these balloon trajectories allowed ...

Abstract: The climate sensitivity to various forcings, and in particular to changes in CO2 and sulfate aerosol concentrations, imposed separately or in a combined manner, is studied with an atmospheric general circulation model ...