| Under the background of Yangtze River protection and urban-rural integration development,the construction of ecological civilization is actively promoted,and the protection of water ecological environment in the Yangtze River Basin is gradually paid attention to.Riverside city drives urban development with the improvement of the overall quality of riverside area,which becomes the historical background and practical basis of riverside greenway construction in riverside city.At the same time,as a riverside ancient city,the riverside area of Yizheng City has unique natural features and historical landscapes.Therefore,this paper selected the riverside area of Yizheng City as the research carrier to carry out the suitability evaluation of the route selection of the riverside greenway,and carried out the layout and planning of the riverside greenway according to the proposed route selection optimization strategy.The paper is mainly divided into five parts: The first part analyzes the construction background of riverside greenway in Yizheng City to clarify the purpose and significance of the study,sorting out the contents,methods and technical routes of the study,the necessity and importance of the study on the route selection of the riverside greenway in Yizheng City;The second part,combining with the definition of the relevant concepts of riverside greenway and the sorting of relevant research at home and abroad,with the help of the analysis of relevant theories and technical methods,determine the technical methods used for the route selection of riverside greenway in Yizheng City;The third part analyzes the characteristic resource elements within the research scope of Yizheng City and sorts out the natural and cultural resource points or scope suitable for riverside greenway route selection,analyzes the unique advantages and particularity of the construction of riverside greenway in Yizheng City;The fourth part carries on the construction of the evaluation system of the suitability of riverside greenway route selection according to the theoretical basis and the present situation of resource elements in the first three parts;The fifth part,based on the analysis of the location,objectives and principles of the route selection in Yizheng City,evaluates and scores the elements of the riverside greenway route selection in Yizheng City according to the rating system,revises and optimizes the results of the preliminary route selection in quantitative analysis,and selects the optimal route of the riverside greenway after analysis and comparison.This study based on the suitability analysis,analytic hierarchy process and GIS spatial analysis method,Strive to use scientific and effective theoretical research and objective comprehensive evaluation methods based on abundant and accurate research data.Taking Yizheng City as an example,this paper studied the suitability of riverside greenway route selection according to local conditions,perfected the evaluation system of urban riverside greenway route selection,and put forward the suitable route selection method and optimization strategy,better improve the ecological quality of riverside city,meet the recreational needs of urban and rural residents,so as to provide reference for the construction of urban riverside greenway in the future.The main conclusions are as follows: 1.Based on literature review and theoretical research,combined with the analysis of the particularity of the waterfront area in Yizheng City,this paper puts forward the technology and method suitable for the route selection of the riverside greenway in Yizheng City;2.By collecting the relevant data and resource status information of riverside area in Yizheng City,the suitability evaluation system of riverside greenway route selection in Yizheng City is constructed by means of suitability analysis and analytic hierarchy process;3.GIS software is used to select the route of riverside greenway in Yizheng City,and the optimization strategy of route selection is put forward to plan riverside greenway in Yizheng City. |
