流域社会经济活动对博斯腾湖水环境影响评价

An Assessment of the Influence of the Basin's Social and Economic Activities on Water Environment of Bosten Lake

近10年来,在博斯腾湖流域地区经济快速发展的同时,其水质急剧恶化。因此,分析流域社会经济发展对博斯腾湖流域水环境状态具有重要意义。应用多系统灰色关联评估理论及其模型,将博斯腾湖流域社会经济活动对湖泊水环境影响进行了综合评价。研究结果表明,3个重要指数由高到低得分顺序依次为:水体污染负荷指数>周边水体环境状态指数>社会经济压力指数;其社会经济活动对湖泊生态影响综合评估等级为Ⅳ级。

The water quality in Bosten Lake basin has deteriorated rapidly with the social and economic development during the past 10 years. Therefore, analyzing the social and economic development of Bosten Lake basin is of great significance in its water environ- ment. In this paper, the gray correlation method and model are used to assess the influence of social and economic activities on water environment of Bosten Lake basin. The results show that the scores of three important indexes include water pollution load index） surrounding water environment state index〉social economic pressure index. Its level is Ⅳ.