柴达木沙漠全称柴达木盆地沙漠,在中国八大沙漠居第五,面积3.49万平方公里。柴达木沙漠位于青藏高原东北部的一个巨大的内陆盆地柴达木盆地的腹地。海拔2500米-3000米,是中国沙漠分布最高的地区。干旱程度由东向西增大,东部年降水量在50~170毫米,干燥度2.1~9.0;西部年降水量仅10~25毫米,干燥度在9.0~20.0。盆地中呈现出风蚀地、沙丘、戈壁、盐湖及盐土平原相互交错分布的景观。
柴达木盆地位于创省西北部,大部分为戈壁、沙漠,东部多沼泽、盐湖,是我国地势最高的典型的内陆高原盆。
Qaidam basin, located in the provincial Northwest, most of the Gobi Desert and over the eastern marshes, Salt Lake, the terrain is typical of the highest plateau inland basins.
对柴达木盆地东南部的自然环境因素及人为因素可能的发展趋势进行分析,在此基础上对该地区的风沙环境的沙漠化趋势进行预测。
The developing tread of natural environmental factors and human factors of southeast Caidamu basin were analyzed. The desertification tread of sand dunes environment in this area is predicted.
在阐述柴达木盆地耕地面临的荒漠化(沙漠化和盐渍化)问题及分析其自然和人文原因的基础上,提出了耕地荒漠化防治应该坚持的基本观点以及主要技术措施。
Based on the present situation of farmland desertification and the analyzing of its natural and artificial factors, some basic ideas and main technical measures were put forward.
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