The growing of CO2 emission is a very serious threat to the global ecological environment. How to control the carbo, emission is a great concern in the world. Economic structure reshaping and development in technology are playing important role in the process. Researches also show that urban spatial structure has a lock in effect on CO, emission and sustainable urban development: most cities in China are undertaking spatial restructuring now, how to plan a more sustainable spatial structure is worthy of study. In this paper, based on the devel...