This video cassette contains two films made by Shell in the early 1980s. The first is about the detrimental effects of deforestation in third world... Read more...
The work of five pump minders in Zimbabwe is shown in this film. Read more...
This article outlines the results of research and development carried out on the Bush Pump over the last six years. Since 1989, the "B"... Read more...
SIWIL is a pipe lifting device that is called after its developers SIbanda Zanamwe and WILlem Harderwijk. It was designed as a more practical and... Read more...
The inability of cities to provide and maintain adequate infrastructure affects the living and working environment of their populations, especially... Read more...
The development of two pumps, the rope-washer pump and the treadle pump, is described. The pumps can be made by the informal artisan sector and are... Read more...