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Fuzzy Comprehensive Evaluation of Yangzhou Urban Ecological Environmental Quality from Entropy Weight Approach
Author(s): 
Pages: 161-166
Year: Issue:  7
Journal: Environmental Science and Management

Keyword:  城市生态环境质量熵权模糊综合评价扬州;
Abstract: 为研究扬州市近几年的生态环境质量变化趋势,文章从自然、经济、社会的角度,建立生态环境质量评价指标体系,采用熵权法赋权、模糊综合评价法建立评价模型,对2007年-2011年的扬州市生态质量现状进行分析.结果表明:扬州市生态环境质量综合评价等级值由3.360 8增长到4.738 7,呈逐年上升的趋势.生态环境质量等级也由“一般”变为“良好”,总体属于中等偏上的水平.通过基于熵权的模糊综合评价法得到了比较切合实际的结果,可以为其他城市生态环境质量评价提供一定的参考.
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