How can the daily struggle for water be made easier for millions of people living in dryland?
This video shows 4 options, starting with the hund dug well, from where the yield of water can be increased by means of a subsurface dam, a weir or a sand dam.
The video gives clear schematic overviews on hydro-geology of river beds and it shows practical information on constructing sand dams.
More info: www.waterforaridland.com
Produced by: ASAL consultants, Erik Nissen-Petersen
Year: 2010
Language: English (also available with French subtitles)