The study of Rail transit construction promoting the development of urban healthy and improving the quality of life

With the rapid development of china's major cities,there appered many urban problems by the economic development,improve the quality of people's life is the goal of urban planning for the future,the construction of urban rail transport is the initiatives to improve the urban sustainable development,this research is to the more successful of Taiwan、Hong Kong and Singapore for example,to promote city develop healthy and improve the quality of life in the direction of China's urban rail transit construction.