基于RS的汶川县生态环境质量监测与分析评价

摘要

“5·12”地震及其次生灾害对汶川县的生态环境造成了极大的影响,为掌握汶川县灾区重建情况,同时,满足生态转移支付绩效评价支撑服务的要求,本文基于2001、2007、2013年3期Landsat遥感影像,采用影像分类与处理技术,监测并分析评价汶川县12年来自然地表覆盖类型变化和生态环境质量.%5 · 12 earthquake and secondary disasters in Wenchuan County had great impact to the ecological environment.In order to grasp the reconstruction and provide effective support services for transform payments of ecological evaluation,this paper based on 2001,2007,2013 three Landsat remote sensing data,monitor and evaluate the natural land cover and the natural ecological environment quality of Wenchuan County in these twelve years by remote sensing classification and processing technology.