The Establishment of Comprehensive Environment Quality Assessment Index System and Its Case Study

Based on the sustainable development principle,according to the model of Pressure-State-Response,using the AHP theory,the comprehensive environment quality assessment index system is established.We used the 10 years time series data of China to verify the index system,and analyzed the development tendency and change regularity of environment quality of China during 10 years.Besides,we used the cross-sectional data of 31 provinces in 2010 to verify the index system,and analyzed the regional differences of environment quality in China.According to the result of 31 provinces comprehensive environment quality,using cluster analysis method,we divided the provinces into 6 category and 8 sub-category and analyzed in depth the regional differences and features of different category from aspects of environment quality,environment pressure and environment management.The result confirmed that the comprehensive environment quality assessment index system is scientific,reasonable and comparable.The index system can be used to provide scientific basis for environment management because of its practical feature.