Alencar A.S. auteur aut IRD Evangelista H. auteur aut IRD Dos Santos E.A. auteur aut IRD Correa S. M. auteur aut IRD Khodri Myriam auteur aut IRD Garcia V.M.T. auteur aut IRD Garcia C.A.E. auteur aut IRD Pereira E.B. auteur aut IRD Piola A. R. auteur aut IRD Felzenszwalb I. auteur aut IRD text journalArticle eng text/pdf born digital access Nowadays it is well accepted that background aerosols in the boundary layer over remote oceans are of marine origin and not aged continental Particularly in the Atlantic sector of the Southern Ocean at least four main important regions exhibit significant ocean primary productivity They are the Bellingshausen-Amundsen Sea the Weddell Sea the southern Argentinean shelf and the southern Chilean coast In this work we have combined ground based continuous atmospheric sampling of aerosol number concentration (ANC) over sea dimethyl sulphide (DMS) measurements chlorophyll a (chl a) concentration provided by Sea viewing Wide Field of view Sensor (SeaW(1)FS) satellite images in situ, meteorological data and monthly regional NCEP NCAR re analysis wind fields in order to investigate the relative contribution of each of the above regions to the apportionment of the ANC at King George Island (KGI) South Shetland Islands Our results suggest that at least during the period from September 1998 December 1999 the southern Argentinean shelf acted as the main contributor to the ANC measured in KGI specialized Antarctica atmospheric transport chlorophyll a dimethyl sulphide 021 060 126 22 5 580-588 2010 0954-1020 https://www.documentation.ird.fr/hor/fdi:010052969 10.1017/s0954102010000398 0954-1020 [F B010052969] https://www.documentation.ird.fr/hor/fdi:010052969 https://www.documentation.ird.fr/intranet/publi/2010/12/010052969.pdf Accès réservé (Intranet de l'IRD) IRD - Base Horizon / Pleins textes 2011-01-10 2017-08-23 fdi:010052969 fre