Abstract: This paper starts from the problems of water resources in Guangzhou. Drawing on the lessons from eco-city water resources utilization technology at home and abroad, it proposes a strategy with regards to the natural conditions of Haizhu eco-city, including rainwater harvesting, tidal power use, and water reuse, which provides a reference for the development of a green city in Guangzhou.

Key words: utilization for water resources, Haizhu eco-city, rainwater harvesting, tidal water power use, water reuse

摘要： 文章从广州市水资源存在的问题出发，借鉴国内外生态城水资源综合利用技术，结合海珠生态城的自然条件，确定了海珠生态城水资源综合利用技术，包括雨水利用、潮汐水动力利用和中水回用，为广州绿色低碳城区水资源综合利用提供借鉴。

关键词: 水资源综合利用, 海珠生态城, 雨水利用, 潮汐水动力利用, 中水回用