This article presents case studies of roughing filter applications in Europe and developing countries (Sudan and Ethiopia). Read more...
The effects of improving the water supply on the incidence of diarrhoea in 1096 children from three neighbouring villages of the Kirotshe rural... Read more...
This case study, based on interviews with lower caste Tamil women waste pickers in Bangalore from 1989-1990, describes their work, their earnings,... Read more...