中文摘要：

阐述了绿道四大功能，即绿道的生态功能、绿道的游憩功能、绿道的社会文化功能、绿道的经济功能的研究进展。联系海南岛绿道建设实例，探讨了海南绿道建设现状及存在问题，并提出了有关建议，供海南国际旅游岛绿道建设参考。

英文摘要：

Greenway was firstly put forward in the 1970s in the United States and then spread to the other western countries. The researches on greenway inNorth America are the most perfect. This article expounds four functions of the greenway,i. e. ecological, recreational, social and cultural, and economic functions. Taking the construction of greenway in Hainan as an example, the article discusses the present situations and problems existing in the process of construction, and puts forward some relevant suggestions for the greenway construction in Hainan Island.