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Aspects of Ecological Risk Assessment of Sand-desertification

机译：沙漠化生态风险评估的方面

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摘要

The sand - desertification is a land degradation (retrogression) resulted from the stresses both fragility natural environmental conditions and unreasonable human activities. It is serious adverse impact in the ecological effects and constructed of threatens to sustainable development of social - economy system. Ecological risk assessment is necessary in risk management and applied in possibility and probability of adverse ecological effects of ecological system occurred and resulted from the degradations of ecological system with the stress of some factors. This paper studied and discussed theory and method of ecological risk assessment of sand-desertification and applied ecological risk assessment conceptual and theory, as well as constructed with the results of sand - desertification, so broaden study visual and quantification studies would be conducted.
机译：沙漠化是一种土地退化（倒退）由强调脆弱的自然环境条件和不合理的人类活动引起。这是对生态影响的严重不利影响，并构建了社会经济体系可持续发展的威胁。风险管理有必要生态风险评估，并应用生态系统的不利生态影响的可能性和可能性，从生态系统的降解带来了一些因素的压力。本文研究和讨论了沙漠化和应用生态风险评估的生态风险评估理论和方法，以及与沙漠化的结果构建，所以将进行扩大研究视觉和量化研究。

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