This video briefly presents the laboratory and field tests of the Solar Water Disinfection (SODIS) project, and includes the application of the new... Read more...
Reviews the role and influence of non governmental organizations (NGOs) in water supply and sanitation, citing the examples of the Sarvodaya Shramada... 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 appropriate environmental standards for developing countries has not received much attention. Read more...