AUTHOR=Zhang Xiaotao , Xu Xuemin , Shen Bin , Xu Zhichao , Yang Jiajia , Qin Jing , Hu Caizhi , Li Shizhen , Cao Taotao , Huang Yanran , Tian Tao TITLE=Hydrocarbon gas generation characteristics of organic-rich shale and its influence on organic matter pore formation and evolution—a case study of pyrolysis experiment on the Dalong Formation shale JOURNAL=Frontiers in Earth Science VOLUME=Volume 13 - 2025 YEAR=2025 URL=https://www.frontiersin.org/journals/earth-science/articles/10.3389/feart.2025.1578863 DOI=10.3389/feart.2025.1578863 ISSN=2296-6463