The green traffic and low-carbon traffic are considered as two forms of sustainable development for city traffic. The green traffic is focus on ecological environment while low-carbon is focus on greenhouse gas emission. However, the greenway planning, as a new development trend, has realized the combination of green and low-carbon. The construction of Changsha-Zhuzhou-Xiangtan greenway planning system can be depended on ecological green area and series of green and low-carbon supporting services from the following aspects: such as construction on selection and location for greenway line from region and urban and rural planning as well as ecological restoration planning and controlling, from function expanding on greenway planning from green and low-carbon traffic construction.