According to the PRED feature in the environmental vulnerable areas in China,the four restricting factors which improve sustainable development ability have been summarized,and four basic ways which construct sustainable development ability in the environmental vulnerable areas in China have been pointed out.

The Study on Coal Mining Cities Planning Layout Structure in Sensitive Ecosystem Area;

Based on relevant theories of human geography, physical geography, ecological economics, and ecology, this paper discusses the issue of agricultural development within Ecozone.

Taking Songliao Plain as an example, the proposition that strong stress makes a fragile environment into catastrophe is demonstrated for the first time.

Based on lots of data, from the view of environment and hydrology, this paper analyzes the hydrologic effect of the woods system, and demonstrates the necessity, probability and availability of the green project in the plain under the condition of fragile environment, then gives a way for implementation and puts forward problems.

This paperapplied the basic theory and method of landscape ecology to analyze the landscape pattern of fragile environment in this area.

Nanjing Xuanwu Tunnel,a subaqueous highway tunnel in the centre of the city is a typical geoengineering project in vulnerable environment.