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...
For centuries, the people of Gansu, China, utilized what little rainwater there was, fetched water from several kilometres away or relied on... Read more...
Zimbabwe's water pollution problems, caused by mining, industry, ordinary farming, and agricultural-product processing, have not yet reached the... Read more...