摘要
矿山采掘、选冶生产活动中会产生大量的工业废水,直接或间接污染自然水系,破坏生态环境。水质的好坏直接关系着人民群众的健康,同时也关系着国家整体环境的可持续利用。以贵州某乡镇有色金属矿区为研究对象,采用支付意愿法对水质的维护与改善进行经济价值评估。
In the process of mining and smelting, a large amount of waste water is produced. The waste affects the environment directly or indirectly.The water quality is related to people＇s health and environment. This paper evaluates the economics value of water maintenance by willingness to pay based on the study of the nonferrous metal mine in Guizhou township
出处
《重庆科技学院学报（自然科学版）》
CAS
2008年第2期151-154,160,共5页
Journal of Chongqing University of Science and Technology：Natural Sciences Edition
基金
国家自然科学基金(40273026)
贵州财经学院博士基金
关键词
水污染
支付意愿
假设市场评价法
wastewater pollution
willingness to pay
contingent valuation
