中国城市碳排放强度的空间溢出效应及驱动因素
王少剑,黄永源

Spatial spillover effect and driving forces of carbon emission intensity at city level in China
WANG Shaojian,HUANG Yongyuan
图4 中国城市碳排放强度的核密度估计
Fig. 4 The Kernel density estimation of carbon emission intensity at city level in China