The Utilization Situation of Rural Biogas and Its Significance on Rural Domestic Wastewater Treatment:Example of Hebei and Shandong Province

Huge amounts of rural wastewater are produced every year in China.Most of them are discharged into environments without any treatment,bringing heavy pollution loads on watersheds as well as serious risks to human health.Biogas technology can decompose the pollutants in excrements into fuels and fertilizers,which has significant meanings to rural domestic wastewater treatment.Although China has been promoting rural biogas in vast areas,the survey in Hebei and Shandong province found its Utilization is not optimistic,and it is not well combined with rural sewage treatment.The paper further explore the modes of biogas construction and running,making full use of the biogas benefits long term steadily.