In a dusty field in Kitui, eastern Kenya, farmers are being taught how to construct small, semi-circular barriers of earth that control the flow of water, slowing its run-off.
在肯尼亚东部的基图伊，尘土弥漫的田地里，农民们正学着建造小型的环形土坝，以此控制水量、减缓水分流失。
In a dusty field in Kitui, eastern Kenya, farmers are being taught how to construct small, semi-circular barriers of earth that control the flow of water, slowing its run-off.
在肯尼亚东部的基图伊，尘土弥漫的田地里，农民们正学着建造小型的环形土坝，以此控制水量、减缓水分流失。
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