The Sustainable Study On Dong Guan City Economy And The City Ecosystem Energy Analysis

With the progress of science and technology, economic development and rapid population growth, Human-being has effected our earth hugely. There are a series of sharp conflicts between population, resources, environment and the relangtionship of economic development ,We are facing these problems that how to correctly analyze and handling the relationship between man and nature, the environment and economic to achieve sustainable development. The city is the product which is our human society has developing on a certain historical stage , It is the place that is earth's surface matter and the energy high degree of concentration and the fast revolution region, and it is the artificial main body environment system .Therefore, It is very important and urgent for researching the city economy and ecological environment. The economic system and the urban ecosystem as this thesis's main researching part.Using SWOT analysis of the advantages ,disadvantages ,opportunities and challenges of economic development in Dong guan City. To specific analyse the Dongguan city's economic development and the problems that exist, To base on drawing on the home and abroad experts who have researched the region's ecological ecal of the economic system by energy analysis'method.Based on light of the actual situation in Dongguan city's ecological system . We analyse the basic eclogoical as enegy flow, logistics, currency flow.Applicating of theoretical analysis of the energy infrastructure, relying on solar conversion rate. Dong guan city's ecological system calculated basic ecological value of the solar energy flow, and various grades different types of energy can be unified into a comparable value; Through analysis, The range reflects the economic environment and energy indicators with the other parts of the country, while the corresponding comparative analysis of energy systems, comprehensive analysis of the natural resource base in Dong guan City, energy utilization, economic characteristics and the relationship between the environment and energy consumption. Dong guan city's economic development and ecological view of the situation, Dong guan City, sustainable development -- economic development cycle. To recycling economy on basis ;For building the ecological Dong guan it is need to plan the big middle and small recycling economy.To work hard in order to make Dong guan environmental friendly and resource-conserving society.