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Sand dams are the most cost effective method of rainwater harvesting in drylands.
Excellent Development Launch Sand Dam Manual
During World Water Week 2012, Excellent Development launched the Sand Dam Manual: a Practical Guide for the Siting, Design and Construction of Sand Dams.
Sand dams have the potential to transform millions of lives. They are the most cost-effective method of rainwater harvesting known. As an affordable tool to address water and food insecurity, desertification, climate change and disaster, they can be applied to many dryland regions – home to 80% of the world’s poor.
Yet still they remain a little understood and under-utilised technology, particularly outside of Kenya.
Our vision is to see many more people building sand dams in many more countries around the world. An integral part of our approach is to promote sand dams as a means of enabling sustainable development as well as to support other organisations to successfully apply sand dam technology in their own specific contexts.
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