干旱区生态环境知识资源中心

The concept of ecological sanitation (ECOSAN) is practiced in a deserted riverside area of 2 ha, which includes urine separation and utilization, biogas production from faeces, animal wastes and biomass, rainwater harvesting, ecological lake, wetland, etc., within the practiced area, water cycle, nutrient cycle and energy cycle are simultaneously formed. In this way, a zero discharge of pollutants is realized. Such an ECOSAN concept is very close to the conventional farming and life style in China, and so the demonstration project is intended as a model for the future of villages in China. The article describes the details of the demonstration project.