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Massive water projects leave a parched landscape high and dry

Tono irrigation scheme, Ghana.

Ghana’s Tono scheme (pictured) provides water to only about 60% of its original target area, but is still more successful than most large-scale irrigation projects in sub-Saharan Africa. Credit: Timothy Foster, Sarah Redicker and Roshan Adikhari

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Nature 589, 495 (2021)




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