Dust Concentration in the Atmosphere of the Equatorial North Atlantic: Possible Relationship to the Sahelian Drought

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Science  10 Jun 1977:
Vol. 196, Issue 4295, pp. 1196-1198
DOI: 10.1126/science.196.4295.1196


The concentration of insoluble mineral aerosol in the lower troposphere of the western equatorial North Atlantic Ocean has increased by a factor of 3 over the last decade. This increase may be related to the drought in the Sahelian zone of North Africa.