城市绿地功能的研究现状、问题及发展方向

Urban green space functions:present,problems and future

城市绿地是城市的绿色基础设施和城市重要的生命保障系统,通常具有生态和社会经济功能,已经成为评价城市生态可持续与人们生活质量的重要标准。笔者从城市绿地的生态、经济和社会三大功能的角度较为系统地总结国内外城市绿地的研究现状,对城市绿地与城市形态的相互作用机制、城市绿地生态网络的科学构建、城市绿地社会经济功能的定量化研究、城市绿地整体功能的有效整合等目前绿地研究中亟待解决的一些问题进行了探讨,并对绿地研究的发展方向进行评述,提出了未来城市绿地规划设计与研究的基本框架。

Urban green space is urban green infrastructure and the important urban life support system. It has important ecological and socio-economic functions. It also becomes the important standard on evaluating urban ecological sustainability and life quality. In this paper, the ecological, economic and social functions of urban green space were systematically summarized, a number of issues to be settled urgently are proposed. For example, how do the urban green spaces influence the urban development form？ How will a green space ecological network be developed for the people and for the conservation of biodiversity？ How will the ecological, social-economic values of green spaces be measured？ How can results of these values of green spaces be incorporated into the comprehensive urban green planning？ Finally, the development trend of urban green space conservation, management as well as planning in the future are pointed out, as well. A comprehensive urban green space framework is also proposed which could contribute to management and planning of urban green space future development in the Chinese cities.