EMAS is the Spanish acronym for Mobile School for Water and Sanitation. It is based in Bolivia, and run by Wolfgang Eloy Buchner.
EMAS is not only the name of the mobile school for water and sanitation, but also a whole technical and social concept of water and sanitation which includes rain water harvesting, solar water heaters, windpower, hydraulic rams, water treatment, small tanks and sinks, a variety of hand and foot pumps, and ferrocement tanks.
More information on EMAS is available on the EMAS website (emas-international.de).
This vimeo channel was developed in cooperation with Akvo (akvo.org)