1987 - 2018年祁连山冰川变化遥感监测及影响因子分析

汪赢政, 李佳, 吴立新, 郭磊, 李建江

Using remote sensing images to monitor the glacier changes in Qilian Mountains during 1987 - 2018 and analyzing the impact factors

Yingzheng WANG, Jia LI, Lixin WU, Lei GUO, Jianjiang LI

表1 1987 - 2018年祁连山冰川面积统计结果

Table 1 Statistics of glacier areas in Qilian Mountains from 1987 to 2018

年份 冰川总面积/km2 变化面积/km2 年均变化/（km2·a-1） 年均变化率/（%·a-1） 1987 2 080.39 — — — 1991 1 939.12 -141.27 -35.32 -1.70 1997 1 805.65 -133.47 -22.25 -1.15 2001 1 691.13 -114.51 -28.63 -1.59 2007 1 619.26 -71.87 -11.98 -0.71 2013 1 531.21 -88.05 -14.68 -0.91 2018 1 442.09 -89.12 -17.82 -1.16