Abstract
A general riftward younging of surficial volcanic units is a feature of the Addis Ababa sector of the Ethiopian rift valley. The narrowing of the volcanic zone with time is due to crustal necking and topographical control.
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Morton, W., Rex, D., Mitchell, J. et al. Riftward younging of volcanic units in the Addis Ababa region, Ethiopian rift valley. Nature 280, 284–288 (1979). https://doi.org/10.1038/280284a0
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DOI: https://doi.org/10.1038/280284a0
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