Knowledge hub Films The power of sand dams in Kenya Published in July 2009 Sand dams are a cheap, innovative solution to water shortages in drylands, which also transform environments beyond recognition. Find out more about this remarkable technology in this video featuring interviews with Sand Dams Worldwide's (formerly Excellent Development) founders, supporters, those in the community that we support and Professor Jesse Muyambi from the University of Nairobi. Manage Cookie Preferences