沱江流域(内江段)水环境综合治理试点政策效果评价

Evaluation of the Pilot Policy Effect of Comprehensive Water Environment Management in the Tuojiang River Basin(Neijiang Section)

本文采用描述性分析方法,从技术经济效益、社会共享效益和生态环境效益三个层面对沱江流域(内江段)水环境综合治理试点政策效果进行评价。研究发现,水环境综合治理试点政策实施后,内江市污水排放强度、化肥和农药施用强度呈下降趋势,工业水重复利用率逐步提升;环境基础设施逐步完善,治理能力有所提高;水环境质量得到大幅度提升,自然保护区建设取得突破。总体上看,水环境综合治理试点政策效果显著。

This paper uses descriptive analysis methods to evaluate the effect of pilot policies for comprehensive water environment management in the Tuojiang River Basin(Neijiang section)from three aspects:technological and economic benefits,social sharing benefits,and ecological environmental benefits.The study finds that after the implementation of the pilot policy for comprehensive water environment management,the intensity of sewage discharge,fertilizer and pesticide application in Neijiang City shows a downward trend,and the reuse rate of industrial water is gradually increasing;the environmental infrastructure has been gradually improved,and the governance capacity has been improved;the quality of the water environment has been significantly improved,and breakthroughs have been made in the construction of nature reserves.Overall,the pilot policy for comprehensive water environment management has achieved significant results.