GIS技术在衡阳市生态环境中的应用分析

基于GIS的空间分析技术,在研究区域中选择具有代表性的生态因子,采用因子叠加法,对衡阳市的生态敏感性进分析,根据生态敏感度指数的高低,将研究区域分为极敏感区,高敏感区,中敏感区,低敏感区和非敏感区5个等级,并分析生态敏感的区域分布,空间功能区划的区域研究、如何保护生态环境、以及生产力的布局等都需要GIS技术作为参考.

Application of GIS technology in Hengyang Ecological Environment

It select in the study area representative ecological factors based on GISspatial analysis techniques,using factor overlap method,ecological sensitivity into the analysis of Hengyang City,according to the ecological sensitivity of the index level,the study area is divided into 5 level of pole sensitive areas, highly sensitive areas,sensitive areas,low-sensitive and non-sensitive area,and to analyze the distribution of ecologically sensitive areas,regional spatial functional zoning study,how to protect the ecological environment,as well as the layout of productivity and so need to GIS technical reference.