县域生态环境质量定量动态评价——以四川省遂宁市船山区为例

Dynamic Evaluation of Eco-environmental Quality in Country Area-A Case of Chuanshan County of Suining City in Sichuan Province

摘要: 利用生态环境质量指数, 对四川省遂宁市船山区生态环境质量进行定量评价, 分析生态环境质量变化的原因。结果表明: 2006-2010年船山区生态环境质量基本稳定; 在评价期内, 有7个影响船山区生态环境质量的因子, 其中起主导作用的因子是化学需氧量和水资源量。

Abstract: Dynamic evaluation of eco-environmental quality of Chuanshan County Sichuan province was conducted by using EI quality index. The change causes of eco-environmental quality were analyzed. The results show that from 2006 to 2010, the EI of Chuanshan County kept stable. In the evaluation period, there were 7 factors influencing the EI, among them dominant factors were COD and water source.