The guidelines aim to empower users to obtain the health and other benefits of recreational use of coastal and freshwater environments, while... Read more...
This report describes the particular problems low-income, semi-urban communities face concerning waste water. For a large number of communities... Read more...
Four low-cost handpumps are considered in this document. The manual describes in detail the construction of 4 simple designs of handpump: the DTU... Read more...