基于Google Earth Engine平台的三江源地区生态 环境质量动态监测与分析
陈炜,黄慧萍,田亦陈,杜云艳

Monitoring and Assessment of the Eco-Environment Quality in the Sanjiangyuan Region based on Google Earth Engine
CHEN Wei,HUANG Huiping,TIAN Yichen,DU Yunyan
表2 1990-2000年三江源地区生态等级转移矩阵
Tab. 2 Transition matrix of the eco-environment quality of the Sanjiangyuan region during 1990-2000 (km2)
生态等级 较差 中等
10 125 3382 1376 1220 43
较差 24 405 30 231 8588 2750 142
中等 12 212 37 899 39 759 10 038 159
2772 7401 43 252 49 578 595
264 186 4291 110 360 17 184