摘要
额济纳旗绿洲是典型的干旱荒漠天然绿洲，是河西走廊及内陆地区的一道绿色屏障。通过对额济纳旗绿洲土地利用情况的遥感调查，证实了额济纳旗绿洲生态环境恶化的严重性。对处于干旱区的额济纳旗绿洲环境变化的研究，分析了干旱地区环境变化的因素，表明干旱区生态环境保护的必要性和迫切性。
Ejin Banner, a typical natural oasis in the desert area, provide a natural green defence for Hexi Corridor. Investigating into the land use by remote sensing proved that the ecological environment of this area has been degraded seriously. The reasons of environmental change of arid area has been analysed in the studing of Ejin Banner which situated in arid area. The studing results suggested the necessity and urgency of ecological environmental protection.
出处
《中国沙漠》
CSCD
北大核心
1997年第2期149-153,共5页
Journal of Desert Research
