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An appraisal of the effectiveness and sustainability of sand dams to improve water security and resilience in Somaliland
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Sand Dams Research in Somaliland
This page details the findings of research into sand dams carried out as part of an MSc dissertation by Paz Lopez-Rey, Concern s Resilience Programme Coordinator in Somalia/ Somaliland.
Sand dams and sub-surface dams are increasingly recognised as low-cost and climate-resilient rainwater harvesting technologies. They have two clear advantages over open water storage infrastructure in rural semi-arid and arid lands: storage in sediment significantly reduces evaporation-loss while sand filtration reduces the risk of bacteriological contamination.
In this study, Concern appraises sand dam experiences in Somaliland and reflects on their potential to enhance water availability and build communities’ resilience. ....

Paz Lopez Rey , Sand Dams Research In Somaliland , Development Centre , Concern Resilience Programme Coordinator , Loughborough University Msc , Sand Dams Research , Resilience Programme Coordinator , Concern Worldwide , பாஸ் லோபஸ் ரே , வளர்ச்சி மையம் , அக்கறை விரிதிறன் ப்ரோக்ராம் ஒருங்கிணைப்பாளர் , ல Ough பரோ பல்கலைக்கழகம் ம்ஸ்க் , மணல் அணைகள் ஆராய்ச்சி , விரிதிறன் ப்ரோக்ராம் ஒருங்கிணைப்பாளர் , அக்கறை உலகளவில் ,