Evaluation Research of Wetland Ecosystem Services

The development process of wetland ecosystem service function assessment and the theoretical basis of the value evaluation of wetland ecosystem services were introduced.The flow,method,index system of wetland ecosystem service evaluation were discussed and a consult example was supplied.The authors also provided some improvements in the method and technology for the evaluation of wetland ecosystem services,which mostly involved the unity of assessment methods,comprehension on ecological process value,measuring parameter modification,standard and systematic choice and the ecosystem services state classification assessment.Many problems in the evaluation of wetland ecosystem services still needed to be solved and improved in the future.