时空动态视角下基于ESV与ERI的生态分区识别——以河北省秦皇岛市为例
郑嘉鑫, 裴小龙, 宋东阳, 田锐, 赵中秋, 柏航

Identification of ecologic zones based on ecosystem service value and ecological risk index from a perspective of spatiotemporal dynamics: A case study of Qinhuangdao City, Hebei Province
ZHENG Jiaxin, PEI Xiaolong, SONG Dongyang, TIAN Rui, ZHAO Zhongqiu, BAI Hang
图2 2001—2021年秦皇岛市土地利用类型变化
Fig.2 Changes of land use types in Qinhuangdao City from 2001 to 2021