乌拉山林区是内蒙古自治区西部最大的天然次生林区,位于巴彦淖尔盟乌拉特前旗和包头市郊区。这里历史上曾是满山苍翠,林涛荡漾。千百年来受气候变更及人为活动等诸多因素的影响,致使天然植被遭受破坏,水土流失严重,土地荒漠化加剧,生物多样性锐减,生态系统呈逆向演变态势。文章通过分析其恶化成因,提出恢复自然生态系统的途径,以便青山长存,永续利用。 Wulashan Forest is the largest natural secondary forest in the western part of Inner Mongolia Autonomous Region, located in the Bayannur League Wulateqianqi and Baotou suburbs. History here was a verdant, Lin Tao waves. For thousands of years, it has been affected by many factors such as climate change and man-made activities. As a result, natural vegetation has been damaged, water and soil loss have been serious, land desertification has been aggravated, biodiversity has dropped, and ecosystems have been evolving in a backward manner. By analyzing the causes of its deterioration, the paper puts forward the ways of restoring the natural ecosystem so that the mountains can survive and be sustainable.