AUTHOR=Yang Yang , Yang Meijian , Luo Jia , Wang Zhengzao , Chi Yuanying , Chen Yahui TITLE=The evolution, characteristics, and driving forces of the rural-urban HCEs in China: based on the EIO-SDA model JOURNAL=Frontiers in Environmental Science VOLUME=12 YEAR=2024 URL=https://www.frontiersin.org/journals/environmental-science/articles/10.3389/fenvs.2024.1518120 DOI=10.3389/fenvs.2024.1518120 ISSN=2296-665X