Based on investigation and analysis of characteristics of urban canal water pollution,suspended biofilm reactor was designed with natural aeration as major circular biofilm colonization which has little biofilm colonization time and abundant microorganism.

Chemical oxidation-flocculation technology applied for enhanced treatment of polluted river water;

Treatment of polluted river water using surface flow constructed wetlands in Xinyi River Floodplain,Jiangsu Province;

Study on Treatment of Polluted River Water Using Pilot-scale Constructed Wetlands;

The river pollution dynamic simulation system based on GIS;

Based on environmental monitoring data on the water quality of the rivers in the Yangtze River delta over past years,and combined with the experimental data and the filed investigation,the status quo of river pollution was briefly analyzed,and spatial distribution characteristics and temporal diversifi.