Brittleness structure of ecological harmonious urban system

摘要

In this paper, the brittleness theory is introduced into the urban system, to analyze all the factors that affect the water safety in the whole urban ecosystem from the aspect of water resource guarantee to social system, economy system and environmental system, and then calculates their brittleness waken degrees (BWD) combining with the fuzzy analytic hierarchy process (FAHP), thus investigates the influence on the harmony of the urban ecosystem.