The Analysis And Evaluation Of Sustainable Development Of Urban Ecological Environment In Leshan City

The city is a center which the humanity gathers, is the human societyeconomy, politics, the science and technology develops the certainstage product, is the material civilization and the spiritual civilization gathers together the place. Follows recent year in the world scope the urbanized advancement unceasing acceleration, the water resources short, the air quality is worsening, traffic congestion, in the city region the biological species reduces, the ecological condition worsens, the environmental damage disease has and so on many questions gradually to become one after another puzzles and restrains the city own development the barrier, the city question is day by day serious, the city ecological environment condition enormously has limited the city development and people's life, therefore, knew and studies the city ecological environment system,fully knew and understood the city ecological environment the condition, develops to the city ecological environment sustainable development ability research, urges the city ecosystem positive cycle,realizes the city health development, Has become a present itemextremely urgent and the critical duty.This article take Leshan as the research object, profits from the city ecological environment sustainable development ability appraisal method, the synthesis utilizes the urban ecology, the econology, the econology, the urban economics and so on the multi-disciplinary front theory, utilization method and so on level analysis, fuzzy synthesis appraisal, chooses in the Leshan city city ecological environment 30important natures, the economy and the social target, carries on the combination according to the relevant principle, establishes including four levels target systems,again through establishes a series of calculates various levels target after the uniform examination judgement matrix the power to renumber, after three computations, finally obtains from 1996 to 2004 the period Leshan city ecological environment sustainable development ability composite index, by this generalized analysis Leshan city city ecological environment sustainable development ability change condition, overall level reflecting Le Shan City economy , society , environment coordinated growth degree and sustainable development, discuss method and approach improving Le Shan City city's ecological environment capability of sustainable development, be promote Le Shan City organism's habits city construction as well as society , economy provide scientific basis for sth with resource , the environment sustainable development.City's ecological environment capability of sustainable development valuation requires that the various index carries out analysis on every organism's habits subsystem , how to choosing the leading factor index having representativeness and being able to reflect city's ecological environment system principal character truly combining with the city natural environment and the society economic situation , build a science one big missions of the thesis estimating that index system is, collecting the relevance data at the same time building the complete data base of data is the main body of a book study the open-minded premise and basis working.Explore the nature field for the first time having studied 1996 changes status till Le Shan City city's ecological environment capability of sustainable development during 2004 , having been in progress appraising analysis combining with every factor change condition. Analytical result is indicated:A,The result of the analysis shows that the sustained development index of Leshan's ecological environment are totally growing up annually and displaying a harmony and well—balanced development between society, economy and nature.B,The construction of Leshan's urban ecology acquires the initial success owing to the fast and sustained development of economy, the synthetical treatment of environment,and the growing strengthen of environmental protection .These favorably put forward the sustained development of Leshan's ecological environment.C,The fast development of urbanization, the incresement of popular density and the construction of urban infrastructure pose higher requirement, however, the great gap between the developed areas of east China in industrial consumption, the high rate of unemployment, the bad sitoation of the main urban rivers become the main factors obstacling the health of Leshan's ecological environment.Upper main body of a book of basis hoists Le Shan City city's ecological environment capability of sustainable development idea and suggestion here having suggested that further. To urge ceaseless city's ecological environment capability of sustainable development rise all round:A,Reinforce city improvement of the ecological environment, improve the quality of the urban environment;B,Puts science and education into effect encouraging city strategy, accelerates optimization and upgrading of the industrial structure;C,Develops circulation economy , promotes organism's habits coordinated development of the economy;D,Takes the city administration seriously, perfects construction of urban infrastructure;E,Reinforces environmental protection propaganda and education , guides common participation of the public.