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desertification
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沙漠化
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详细解释：
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以下为句子列表：
英文: A number of solutions have been tried in order to reduce the rate of desertification and regain lost land.
中文: 人们已经尝试了很多方法来降低土地沙漠化的程度和恢复已失去的土地。
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英文: Abstract: The preventing and remedying desertification puts into practice prevention as main,principle of combining ecology protection with Prevensing and remedying,principle of preventing and remedy and economy development and utilization coodinated and
中文: 文摘:沙漠化防治实行预防为主，生态保护与防治结合原则，防治与经济开发利用相协调促进原则；综合防治与分类控制相结合；公众参与和整治者受益结合；对不同责任主体实行不同责任承担原则，由人为不当活动造成的沙漠化治理责任，实行行为者负担原则；对自然作用造成的沙漠化治理实行政府负担为主，受益者合理负担原则；确立统一规划制度；沙漠化状况调查评估与监测预警制度，休耕限耕和扶贫结合制度，禁限制度，优先区域与紧急行动区域制度。
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英文: According to similar natural condition and different years of de-farming, this research studied nitrogen variation features of the desertification soils of different de-farming and wasteland in the western Karst region, Guizhou province.
中文: 摘要研究以贵州西部喀斯特石漠化地区退耕弃荒地土壤为研究对象．在保证自然因素相对一致的条件下，根据退耕年限的不同和有无梯化过程，采集土壤样品进行全氮及氮素形态的化学分析。
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英文: “The beauty of deserts - the challenge of desertification” is the theme of World Day to Combat Desertification and Drought on June 17, 2006.
中文: 2006年6月17日世界防治荒漠化和干旱日的主题是:沙漠的美丽与土地沙漠化的挑战。
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英文: A PRELIMINARY STUDY OF ENVIRONMENTAL REHABILITATION IN THE KARST ROCKY DESERTIFICATION REGIONS OF GUIZHOU PROVINCE──Spired from Qianling Mountain
中文: 贵州岩溶石漠化地区生态环境恢复的初步研究——贵阳黔灵山的启示
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