甘肃省区域社会—生态系统脆弱性综合评价

被引:16
作者
李洁
赵锐锋
谢作轮
机构
[1] 西北师范大学地理与环境科学学院
关键词
区域; 社会—生态系统; 脆弱性; 驱动因子;
D O I
10.15957/j.cnki.jjdl.2015.12.024
中图分类号
F127 [地方经济]; X821 [区域环境质量评价];
学科分类号
0202 ; 020202 ; 083305 ;
摘要
以甘肃省为例,从脆弱性的角度出发,运用综合评价方法构建社会—生态系统脆弱性评价体系,探寻甘肃省脆弱性的空间分布格局及驱动机制,为保护西北地区的生态屏障提供理论依据。结果表明:甘肃省的区域脆弱性程度呈自南向北递增趋势;中等脆弱性地区占甘肃省的面积最大,达到36.1%;社会因素与自然因素对脆弱性起共同作用,但社会因素为主要的驱动因子;甘肃省的地理分区与脆弱性分区在空间上基本保持一致。最后依据不同区域各自的特点提出了降低脆弱性的有益意见。
引用
收藏
页码:168 / 175
页数:8
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