文章在简单介绍美国、加拿大、英国和日本4个国家水资源管理概况的基础上,从集成管理的立法保障、集成的内容和范围以及反映集成化管理思想的机构设置等角度全面总结了这几个国家的集成管理经验,最后得出了几点结论。 Based on a brief introduction of water management in four countries in the United States, Canada, the United Kingdom and Japan, the article provides a comprehensive summary of the legislation on integrated management, the content and scope of integration, and the institutional arrangements that reflect the idea of ​​integrated management A country’s integrated management experience, finally reached a few conclusions.