黄河流域城市群生态保护与经济发展耦合的时空格局与机制分析

孙久文, 崔雅琪, 张皓

Spatio-temporal pattern and mechanism analysis of coupling between ecological protection and economic development of urban agglomerations in the Yellow River Basin

SUN Jiu-wen, CUI Ya-qi, ZHANG Hao

图2 生态保护与经济发展综合发展指数与城市群耦合度的时序特征

Fig. 2 Time series characteristics of the comprehensive development index and coupling degree between ecological protection and economic development