毛乌素沙地水体面积变化及驱动因子

白旭赢, 王玉杰, 王云琦, 杨文斌, 王涛, 程一本

Changes and driving factors of water body area in Mu Us Sandy Land

Xuying Bai, Yujie Wang, Yunqi Wang, Wenbin Yang, Tao Wang, Yiben Cheng

表3 毛乌素沙地1990—2018年水体面积

Table 3 The statistical of annual surface water area of water in the Mu Us Sandy Land during 1990-2018

年份 水体面积/km2 变化面积/km2 变化率/% 年份 水体面积/km2 变化面积/km2 变化率/% 1990 379.771 — — 2005 172.014 -85.997 -33.331 1991 229.711 -150.060 -39.513 2006 189.519 17.505 10.176 1992 277.394 47.683 20.758 2007 283.874 94.355 49.787 1993 235.357 -42.037 -15.154 2008 281.830 -2.044 -0.720 1994 296.259 60.902 25.876 2009 237.346 -44.484 -15.784 1995 317.312 21.053 7.106 2010 228.016 -9.330 -3.931 1996 234.920 -82.392 -25.966 2011 287.111 59.095 25.917 1997 222.039 -12.882 -5.483 2012 376.939 89.828 31.287 1998 305.430 83.391 37.557 2013 296.247 -80.692 -21.407 1999 271.008 -34.422 -11.270 2014 272.071 -24.176 -8.161 2000 209.978 -61.030 -22.520 2015 228.259 -43.813 -16.103 2001 258.881 48.903 23.290 2016 336.970 108.711 47.626 2002 347.718 88.837 34.316 2017 304.954 -32.016 -9.501 2003 316.919 -30.799 -8.857 2018 275.492 -29.462 -9.661 2004 258.011 -58.908 -18.588