Using the principal component analysis method and the coupling coordination degree mathematical model, taking the new urbanization and ecological environment of Hebei Province as the research object, on the basis of analyzing the current situation of the coordinated development of the two, this paper constructs the measurement models of urbanization rate and environmental index, coordination degree and coordination development degree, and carries out the measurement analysis of the coupling relationship between urbanization and environment, revealing the mutual coupling between urbanization and environment in Hebei Province Degree of conformity and law of change of environmental quality development<br>
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