The Ecosystem Health Evaluation of Chengdu City Based on System Dynamics

摘要

The health concept is introduced into the research of urban ecosystem, from the Angle of compound ecosystem, analysis the urban ecological environment, so that it is more important for us to provide decision for the development of the ecological city. In the paper, the system dynamics model is introduced into the research of urban ecosystem health development. According to the connotation of urban ecosystem health and the situation of the ecological environment in Chengdu, we research the ecological environment situation in Chengdu by using gross domestic product (GDP), urban population, public green space, pollution load, financial income and other variables. Simulating the present situation and the future trend. We can put forward the suggestion for the ecological planning and construction in Chengdu city.