Wednesday, February 04, 2004

Eastern Africa, Irrigation

The irrigation of arid areas is limited by the amount of water that can be brought in from outside the region, but not much of even this limited potential is utilized. For example, 70 percent of Kenya is cultivable only by irrigation, but only 3 percent receives more than 50 inches of rain, the minimal amount from which any considerable runoff can be expected. Only the Tana and

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