The Review of Ecosystem Evaluation Method based on Environment Protection

The research of Ecosystem Evaluation Method is the hot spot in the field of environment protection, and the method has a significant analytical meaning to determine ecological environmental health and environment protection. In this paper, we introduce some stuff as follow. Firstly, the concept of ecological system in domestic and foreign related research is summarized. Secondly, on the basis of the ecosystem evaluation thoughts, evaluation methods can be divided into four types, multiple indicators method, the prediction model method, biological evaluation, and comprehensive index evaluation method. Finally, combining with the trend of the development of ecological system, analyses the disadvantages of the present study, puts forward the ecosystem evaluation research focus and developing direction in the future.