Ethiopia’s Omo Valley | Africa’s Last Frontier, National Geographic Magazine: Periods of Drought in The Omo River Valley, Ethiopia

November 1, 2011 by
Periods of Drought in The Omo River Valley, Ethiopia

Another argument for not choking the Omo is that there are long periods of drought all over East Africa and many of the rivers dry up during droughts and the only options for water becomes the Omo River.

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