In defence of sand dams

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In this film, Simon Maddrell, Excellent Developmentā€™s Executive Director, explains why rainwater harvesting expert, Erik Nissen-Petersen, has got it so wrong when it comes to sand dams.

Children at a sand dam
Children at sand dam in Kenya
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"Sand dams are not a magic bullet, but they are a massively underutilised technology that has the potential to transform millions of people's lives."

Simon Maddrell, Executive Director, Excellent Development

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