基于Google Earth Engine的不同开采模式下矿区土地利用变化生态环境效应

林欣源, 程扬健, 谢伟, 李传庆, 聂闻

Exploring the ecological effects of land use changes in mining areas under different mining modes based on the Google Earth Engine

LIN Xinyuan, CHENG Yangjian, XIE Wei, LI Chuanqing, NIE Wen

表7 2000—2020年顾桥煤矿和南山铁矿RSEI趋势变化面积占比

Tab.7 Area proportion of different RSEI trend in Guqiao Coal Mine and Nanshan Iron Mine from 2000 to 2020

趋势等级 顾桥煤矿 南山铁矿 面积/km2 占比/% 面积/km2 占比/% 显著下降 5.46 3.7 22.67 10.9 下降 6.94 4.7 36.18 18.2 无明显变化 2.95 2.0 43.73 22.0 上升 120.59 81.7 76.33 38.4 显著上升 11.66 7.9 19.87 10.5