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土壤侵蚀使土地恶化是惊人的、广泛的。世界上地表面的35%遭受不同程度的侵蚀。其中最严重的是拉丁美洲,而墨西哥又是其中最受影响的国家。
Deterioration of soil by soil erosion is staggering and widespread. 35% of the world’s surface is subject to varying degrees of erosion. The worst of these is Latin America, where Mexico is again the most affected country.