JJournal of environmental chemical engineering4/23/2026Comparative assessment of groundwater heterogeneity and vulnerability in coal mine limestone aquifer under complex geological structures and mining disturbancesBaoxin Zhao·Xiaoping Shi·Xiaowei Hou·Yongsheng Hu·Miao Zhang·Qinghua Ou·H T Wang·Xiaoxi Yin·L ChenRead at Journal of environmental chemical engineeringTagsMine drainage and remediation techniquesEnvironmental Chemistry