Ecological Risk Assessment and Administration to Huixian Karst Wetland

Karst wetlands are the most fragile one and specificity of the wetlands, its protection and ecological risk assessment and management is great significance in current. Take huixian Karst wetland as a case, the ecological risk analysis and management for Karst wetland is elaborated on this paper. Receptor from the risk, risk sources, exposure and hazard, risk characterization analysis, combined with comprehensive risk assessment model for ecological risk assessment of karst wetlands. On this basis, further proposed combination of 3S technology, a karst wetland ecological risk assessment and management system is been set up to improve the evaluation of karst wetlands and management efficiency.