Literature research method: using libraries, various database resources and related literature, we can understand the development status and problems of wetlands in other regions and summarize and analyze them;Comprehensive analysis method: collect influential papers on wetland protection and development, comprehensively analyze the development process of Yinchuan wetland, summarize the impact of problems existing in each development stage of Yinchuan wetland on regional environment, and draw relevant conclusions;Chart comparative analysis method: compare the changes of wetlands in Yinchuan city in recent years through chart data, analyze the increase and decrease of wetlands in this area in recent years, and draw relevant conclusions