Ecological Sanitation (also: EcoSan, Sustainable Sanitation, Alternative Sanitation) is a sanitation approach which aims at collecting the different waste streams separately at source and treating them individually with the objective of recovering valuable nutrients andreusing the clarified water.
Ecological sanitation technologies are based on the following three fundamental aspects :
- Pollution prevention rather than pollution control
- Sanitize human excreta
- Use the safe products of sanitized human excreta for agricultural purposes