Simple and economical solutions for 2.5 billion people that do not have water safe to drink
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Facilitating access to water
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E59 - Animal traction type pumps
E58 - Low-cost treadle pumps for irrigation
E57 – Irrigation pump for fields or market-gardens
E56 - Irrigation by recycling waste water
E55 - Irrigation using water retention agents based on biological swelling polymer crystals
E54 - Irrigation using ultraviolet resistant flexible hoses
E53 - Micro-irrigation. The "drop by drop" process
E52 - Technologies for simple and efficient irrigation
E48 - Construction standards for networks and structures: desirable simplifications in the poorest rural and suburban areas
E47 - Connections to a network and social connections
E46 - The construction of gravity networks from springs or high-up expanses of water
E45 - Village hydraulics: Construction of mini water distribution networks
E44 - Drinking-fountains
E43 - Hydraulic pumps (hydraulic ram)
E42 - Wind powered pumps
E41 - Solar pumps
E40 - Motor pumps
E39 - Hydraulic and treadle pumps
E36 – Advantages and disadvantages of hand pumps. How to select and maintain them?
E35 – Main types of hand pumps. General fact sheet
E34 - Return to service and disinfection of wells
E33 - Means of rehabilitation of old wells and boreholes
E32 - Importance and means for the maintenance of wells and boreholes
E30 - Driven wells
E28 – Various types of wells and boreholes. General points
E51 - Solutions for irrigating kitchen-gardens and community market-garden produce
E38 - Rope pumps
E37 - Presentation of some common models of hand pumps
E31- Boreholes
E29 - Hand-dug wells
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