基于高分一号的苏州市生态系统健康评价研究

摘要

Healthy ecosystems lays foundation for realizing regional sustainable development.Evaluating urban ecosystem has significant theoretical and practical meanings on strengthening ecosystem environment management and realizing sustainable development.The health assessment of the ecosystem of Suzhou, Changshu, Kunshan, Taicang and Zhangjiagang process the data and extracts the information of the image of GF-1.And the ecosystem health index of the five cities is evaluated and analyzed by gaining the factors, such as surface feature area, river length, biological abundance index and Shannon's diversity index, etc.%健康的生态系统为实现区域的可持续发展奠定基础.评价城市生态系统,对强化生态环境管理和实现可持续发展具有显著的理论和实践意义.健康评价苏州、常熟、昆山、太仓、张家港的生态系统,对高分一号影像进行数据处理和信息提取.获取每个城市的地物面积、河流长度、生物丰度指数、香农多样性指数等多个因子,确定各个指标的权重,并对5个城市生态系统健康指数进行评价与分析.