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Pinty et al. 2000
Pinty, B., Roveda, F., Verstraete, M.M., Gobron, N., Govaerts, Y., Martonchik, J.V., Diner, D.J. and Kahn, R.A. (2000). Surface albedo retrieval from Meteosat: 2. Applications. Journal of Geophysical Research 105: doi: 10.1029/2000JD900114. issn: 0148-0227.

An advanced algorithm to retrieve the radiative properties of terrestrial surfaces sampled by the Meteosat visible instrument was derived in a companion paper <Pinty et al., this issue>. Preliminary applications of this algorithm against a limited set of Meteosat data is performed and the required procedures to screen clear-sky conditions only and to retrieve the likely solution of the inverse problem are presented and evaluated. The accumulation of results over two periods of 20 days each during the Northern Hemisphere summer and winter permits establishing sample geophysical maps of the algorithm products, including the surface albedo (i.e., directional hemispherical reflectance factors) over the entire African continent. The seasonal albedo changes occurring at a continental scale are interpreted on the basis of the most prominent environmental factors, namely the atmospheric circulation controlling the seasonal monsoon events and the biomass burning activities. The results of this study, supported by additional radiation transfer simulations, suggest that anthropogenic fire activities induce significant perturbations of the surface albedo values in the intertropical zones at the continental scale.

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Abstract

Keywords
Atmospheric Composition and Structure, Biosphere/atmosphere interactions, Atmospheric Composition and Structure, Cloud physics and chemistry, Meteorology and Atmospheric Dynamics, Radiative processes, Meteorology and Atmospheric Dynamics, Remote sensing
Journal
Journal of Geophysical Research
http://www.agu.org/journals/jb/
Publisher
American Geophysical Union
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