1. International Institute of Earth System Science, School of Geography and Ocean Science, Nanjing University, Nanjing, Jiangsu, China
2. International Institute of Earth System Science, Jiangsu Center for Collaborative Innovation in Geographic Information Resource Development and Application, Nanjing, Jiangsu, China
3. College of Environment and Safety Engineering, Academy of Digital China, Fuzhou University, Fuzhou, Fujian, China