Approaches of Green Infrastructure Constitution in the Urban Planning System of Paris and its Enlightenment

In more than a decade, France has seen a profound revolution in urban planning system. The concepts relating green infrastructure are obliged to integrated in planning projects. As one of the densest cities in Europe, Paris faces extraordinary difficulties in creating green infrastructure, Thereby, it provides us with great reference significance. In the constitution of green infrastructure, existing and potential resources of green spaces are fully exploited. Other than traditional forms, new forms of plantation are explored including plantation integrating with transport infrastructure and buildings. Faced with contemporary urban problems, Paris has also attached great importance to the functions of green infrastructure in promoting biodiversity, regulating climate and coordinating diversified uses. Finally, the revelation in planning methodology, network constitution and cooperation with policies and other plans are discussed.