| Industry ecological is an important theory and methods to guide economic development of countries,build a resource-saving society and achieve sustainable development. At present, industrial ecology research mainly focused on micro and mid scale that is business and industrial ecology park, but on the macro-scale research carried out less. In the future, Regional industry ecosystem is the new direction of industrial ecology research. General, there are four essential characteristics of industrial ecosystems:opening, locality, roundput,economy. This paper attempts to study the regional industrial ecosystem from this perspective.Industrial ecology which combines ecology and industrial economics is an interdisciplinary. Therefore, quantitative analysis of industrial ecology research methods must in accordance with the special requirements of interdisciplinary. Methodologies of emergy is a new analysis method,which meet the needs of the quantitative analysis of industrial ecosystems. Methodologies of emergy include the value of natural resources into the areas of economic evaluation, it overcome the many deficiencies of traditional methods of energy and economic analysis.This paper expounds the theory of emergy analysis and economics meanings in emergy analysis.From the perspective of industrial ecology, methodologies of emergy applied to the study of regional industrial ecosystem. index system of the industry ecological first. According to Research requirements,this paper designed the index system for evaluating regional industry ecology, then, collect and calculate the data of 2005 to 2009. According to the calculated results based on relevant index and apply the methodologies of emergy, this paper has analyzed the conditions of industrial ecosystem and sustainable development in Guangdong province. Then, in order to achieve regional industrial ecology and promote sustainable development in Guangdong Province, several countermeasure and suggestions are put forward. |
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