The Emergy Analysis On The Ecological-economic System Of The Western Coast Of The Taiwan Straits

As a communication foretaste region with Taiwan, the Western Coast of the Taiwan Straits has an important strategic position in in China regional economy development pattern. In this paper, using the emergy method as the basic method, and meanwhile GIS method combined with the emergy method analysis comprehensive sustainability and space difference of the ecological-economic system of the Western Coast of the Taiwan Straits,and then finded the problems about the development of the Western Coast of the Taiwan Straits.Firstly,introducing the process and the concrete step of emergy analysis in detail,the energy chart about the Ecological-economic System is drawn, and established the emergy indicators system of the city ecological-economic system which reflect the characteristics of of the Western Coast of the Taiwan Straits.As a research example, analysis twenty cities in the ecological-economic system of the Western Coast of the Taiwan Straits in2010,each emergy index of the ecological-economic system are calculated including the indexes of emergy structure,the indexes of social subsystem,the indexes of economic subsystem and the indexes of natural system.The results of emergy indexes show that the sustainable development level and problems of twenty cities in the Western Coast of the Taiwan Straits are different.Secondly, take SPSS method of principal component analysis method to screening the development level of comprehensive indices of the ecological-economic system in which on behalf of all aspects of twenty cities in the Western Coast of the Taiwan Straits. And then use ArcMap software method of natural classification method to classic each index data,evaluate the space difference and status quo of the ecological-economic system in twenty cities in the space.Finally, according to the above analysis, it is concluded that the results of the emergy analysis and space classification analysis,and found the main problems of the sustainable development of the Western Coast of the Taiwan Straits,take the corre sponding strategies and Suggestions.Especially,take some advices about the development of regional economic cooperation for the Western Coast of the Taiwan Straits of future development is of great significance.