摘要
根据区域土地生态安全一般性评价指标,结合鸡西市土地生态环境的现状及存在的主要问题,从土地资源生态压力、土地生态环境状态和土地生态环境响应三方面出发,构建了有20项指标组成的土地生态环境安全评价指标体系。运用层次分析原理和相关分析法,计算出了鸡西市土地生态环境安全综合值。研究表明:鸡西市从1996-2005年,生态环境虽然有所改善,但土地生态环境安全等级均处于临界安全状态。为了提升鸡西市土地生态安全级别,提出了对策与建议。
According to ordinary evaluation index of regional land ecology security, combined with the current situation and the main problems of land ecological environment in Jixi City, this paper constructs an evaluation index system of land ecological security composed of 20 indicators, from aspects of ecological pressure, ecological status and ecological response of land resources. Using AHP and Correlation Analysis method, the paper calculates integrated value of land ecological security, with the result that land ecological security levels are in a state of critical safety, though land ecological environment has improved between 1996 and 2005, and presents countermeasure and suggestions for enhancing the level of land ecological security of Jixi City.
出处
《国土资源科技管理》
2010年第3期39-43,共5页
Scientific and Technological Management of Land and Resources
