基于层次分析法的盱眙县生态环境质量评价

Evaluation for eco-environment quality of Xuyi County based on AHP

以盱眙县为研究对象,运用层次分析法,通过生物丰度指数、植被覆盖指数、水网密度指数、土地退化指数和环境质量指数5个指标对该县生态环境质量的优劣程度进行综合评价.结果表明:目前盱眙县生态环境质量指数为56.22,处于良好等级.今后可从保护和增加生物多样性、疏通河道并进行生态修复、建设绿色生态系统与防治水土退化等方面进行改善.

With the analytic hierarchy process （AHP）, an index system for evaluating the regional ecological envi- ronment quality of Xuyi County is established based on 5 indexes （biological abundance index, vegetation index, wa- ter density index, land degradation and environmental quality index）. The ecological environment quality index of Xuyi County is 56.22, is reluctantly in good level. To improve the ecological environment, some suggestions are put forward such as protecting and increasing biodiversity, dredging waterways and restoring ecological, constructing green ecological system and preventing soil degradation.