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土地沙漠化问题，是关系到经济和社会发展的一件大事，它作为一种复合性自然和人为灾害，正在摧毁人类赖以生存的土地和环境。这就要求，全社会都必须关心这一重大问题。本文针对洮南市土地沙化成因和治理成效、措施进行探讨。１地理概况与自然条件１．１地理位置洮南市位...
The desertification of land is a major event that has an impact on economic and social development. As a complex natural and man-made disaster, it is destroying the land and environment on which mankind depends. This requires that the whole society must care about this major issue. In this paper, the cause of formation of desertification in Taonan City and the management results and measures are discussed. 1 Geographical situation and natural conditions 1.1 Geographic location Taonan City bit ...