摘要
黑河下游额济纳绿洲是我国西部干旱区具有重要生态防护功能的绿洲,近年来,在人类活动和气候变化的双重作用下,绿洲生态环境发生了一系列变化。通过分析绿洲水环境变化特征、植被演化特征和土地生态变化,提出了额济纳绿洲生态恢复和重建对策,旨在提高绿洲生态系统的良性循环。
Ejin Oasis located in the lower reaches of the Heihe River. The oasis has important ecological functions, including its role in protecting ecological function in the arid district of western China. In recent years, due to human activity and climate change, a series of changes have taken place in the ecological environment of the oasis. Analysis of changes in the water environment of the oasis, vegetation evolution and terrestrial ecological change has enabled proposal of ecological restoration and rehabilitation methods for Ejin Oasis. The proposals are aimed at reestablishing the natural cycles of the oasis ecosystem.
出处
《水土保持通报》
CSCD
北大核心
2004年第5期74-77,共4页
Bulletin of Soil and Water Conservation
基金
国家重点基础研究项目 (G2 0 0 0 0 4870 1 )
国家自然科学基金项目 (40 3 71 0 0 9)
甘肃省教育厅项目 (0 3 1 -0 4)资助
关键词
济纳绿洲
生态环境
生态恢复与重建
Ejin Oasis
ecological environment
ecological restoration and rehabilitation