我国国民经济和社会发展第十一个五年规划纲要明确指出,要把节约资源作为基本国策,加快建设资源节约型、环境友好型社会,促进经济发展与人口、资源、环境相协调。“十一五”时期,单位国内生产总值能耗要降低20%左右,主要污染物排放量减少10%;加强市政公用事业,优先发展公共交通 The Eleventh Five-Year Plan of our National Economic and Social Development clearly states that saving resources should be the basic national policy and speeding up building a resource-saving and environment-friendly society so as to promote the coordination of economic development with population, resources and the environment. During the “11th Five-Year Plan” period, energy consumption per unit of GDP will have to be reduced by about 20% and the discharge of major pollutants by 10%. Municipal public utilities should be strengthened and priority should be given to the development of public transport