Thoughts of policy about ecological town construction;

Therefore, new towns or cities should be built into ecological towns.

According to the development situation of the towns in our country,the paper has proposed the necessity and methods of constructing ecological towns,which has significance of reference for the sustainable development of the towns.

Basing on analysis of actuality ecological urban in west,measures are put forward from system countermeasure to constructural countermeasure in this article.

Under the guidance of the theory of urban ecology and mountains-waters city idea,transcending the depth of traditional municipal construction assorting with environmental protection,through field synthesis investigation and analysis of Gan-nan ecosystem,an ecological town planning theory system was constructed.

This paper summarizes the rules of planning and construction of ecological towns in North Europe and then explains the restrictions in the urban ecological planning in China.

On the basis of comprehensive survey,analysis and optimum design of Gannan town ecosystem,the landscape ecology theories were employed to plan the ecological type town and to build the network of town ecological environment which was used to improve the town allocation,and to moderate the conflicts among economy,ecology and social development.