摘要
以黔江区为目标区域,结合数据统计分析黔江区生态环境质量现状及变化趋势。评价结果表明:2012—2014年,黔江区生态环境质量指数均>65,且逐年呈增长变好趋势,质量等级均处于优级。而年度的|ΔEI|均<2,由此表明近3a内,黔江区的生态环境状况无明显变化,各项生态指标建设都得到了较明显的改善。
Dynamic evaluation of eco - environmental quality of Qianjiang District in Chongqing was conducted u-sing Eco - environmental quality index （ E1） . The results indicated that the El of Qianjiang District was more than 65 from 2012 to 2014. And the E1 was growing year by year showing a better trend. The E1 grade was excellent. It is suggested that the eco - environment quality was no significant change in Qianjiang District. Moreover, the eco-logical indicators were critically improved in the last three years.
出处
《环境科学导刊》
2016年第5期84-86,94,共4页
Environmental Science Survey
基金
重庆市社会事业与民主保障科技创新专项(cstc2015shmszx20002)
重庆市前沿与应用基础研究(一般)cstc2015 jcyj A0002)
关键词
生态环境
质量评价
质量指数
改善对策
黔江区
eco - environment
quality evaluation
quality index
countermeasures
Qianjiang District
