This 28-minute video presentation in Nepali (with English subtitles) shows the very lively discussions between the inhabitants of the rural Nepali... Read more...
This video presents three case studies of communities in Colombia that are managing their drinking water supply systems. In each case, community... Read more...
The video describes the Multi-Stage Filtration (MSF) system combining the dynamic filter, the roughing filter and the slow sand filter. It focuses on... Read more...