The causes of the severe drought in the Sahel in the 1970s and 1980s are uncertain. Now a study provides the firmest evidence so far that emissions of aerosols from industrialized countries played a significant role, but other forcings cannot be ruled out yet.
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Biasutti, M. A man-made drought. Nature Clim Change 1, 197–198 (2011). https://doi.org/10.1038/nclimate1151
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DOI: https://doi.org/10.1038/nclimate1151
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Natural and anthropogenic contributions to the hurricane drought of the 1970s–1980s
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