Research on Dynamic Monitoring and Ecological Restoration of Mining Environment in the Source Region of the Yellow RiverWeiling Yao, Wenjia Xu, Jie Wang, Hao Wang, Xiaoyang Liu and Cunhao JiangE3S Web Conf., 194 (2020) 05006DOI: https://doi.org/10.1051/e3sconf/202019405006