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  1. TN #70 Water Harvesting through Sand Dams

    Key Resource
    2011-01-01 A sand dam is a reinforced concrete wall built across a seasonal river to hold underground water in sand (see above photo of Nzaaya Muisyo sand dam, Eastern province, Kenya). It is initially built one meter high and up to 90 meters across. During the heavy and erratic seasonal rains, the water...
    Water Harvesting Sand Dam Rainwater Harvesting Water Storage Systems
     

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