关键词: 中国西部, 沙漠化, 生态建设, 环境影响, 防沙治沙

Abstract: Western China is the largest area of land affected by sandy desertification with the fastest expanding, which causes a great loss to this region. It is a problem affecting development of western China in regional economy, social activities and environment, and the sustainable utilization of resources. It is also a crucial problem to be solved in the construction of ecological environment in western China. Based on the analysis of results of the national land sandy desertification inventory, this article mainly discusses the distribution of the land affected by sandy desertification and its development, the impact on social activities,economy, and environment in western region so as to refer the construction and planning and/or research of ecological environment in the region.

Key words: Keywords: western China, sandy desertification, ecological construction, impact on environment, desertification control