Comparative Study about Wetland Eco-Security Assessment Model

Wetland ecological environment quality is a hot issue.Wetland ecological system integrity and sustainability can be identified and judged by wetland eco-security assessment,and the safety quality of the wetland ecosystem can be described quantitatively.Advantages and disadvantages are compared between several assessment models.Since every method has its own characteristics,the wetland assessment model should be selected appropriately for the evaluation scale so that the wetland eco-security early warning mechanism is established,wetland environment management and protective system are strengthened,and thereby the sustainable development of wetland and better wetland service to humanity are realized.