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Environmental quality comprehensive assessment of 31 provinces in China based on principal component Analysis

Author(s): Hai-sheng Liu, Qiang-li Li

In order to evaluate the environmental quality scientifically, selecting 14 indicators that are the important factors about the regional environmental quality, and establishing index evaluation system. Using the principal component analysis, extracting common factor, orthogonal rotation, getting management, pollution, compensation and foundation main factors, and calculating the comprehensive scores of each province. The results revel that the comprehensive score is higher, the municipal environment quality is higher. China must persist in the policy that the economic development, population growth and environmental protection keep coordinated development. Take the road of sustainable development.

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