Marine Environmental Quality Evaluation Based on Grey Correlation Analysis A case study on offshore marine areas of Xiamen

被引:0
作者
Tao, Xiaoyan [1 ]
机构
[1] Zhongyuan Univ Technol, Sch Econ & Management, Zhengzhou, Peoples R China
来源
2010 2ND INTERNATIONAL CONFERENCE ON COMPUTER AND AUTOMATION ENGINEERING (ICCAE 2010), VOL 1 | 2010年
关键词
grey correlation analysis; marine environment; quality evaluation; entropy method;
D O I
10.1109/ICCAE.2010.5451915
中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
With the development of economy and society, marine environmental pollution is becoming serious. It is of great significance to evaluate conditions of marine environmental quality correctly. This paper selected inorganic nitrogen, activated phosphate, dissolved oxygen and chemical oxygen demand as evaluation indexes. Then it established an evaluation model of marine environmental quality based on grey correlation analysis. Finally it developed a case study on Maluan Bay, West Waters, West Hekou, Tong'an Bay, East Waters and Dacheng Waters in Xiamen. The sequence of the six waters in 2007 was: Dacheng Waters> East Waters> Tong'an Bay> West Hekou> West Waters> Maluan Bay. Marine environmental qualities of Dacheng Waters, East Waters and the other four waters belonged to II, III and IV grade respectively. The results showed that water body in offshore waters of Xiamen was polluted and marine environment deteriorated. Additionally, change trends of the four indexes from 2001 to 2007 were analyzed.
引用
收藏
页码:445 / 449
页数:5
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