1. Key Laboratory of Indoor Air Environment Quality Control, School of Environmental Science and Engineering, Tianjin University, Tianjin, China
2. School of Marine Science and Technology, Tianjin University, Tianjin, China
3. College of Earth Sciences, Guilin University of Technology, Guilin, China
4. State Key Laboratory of Resources and Environmental Information Systems, Institute of Geographical Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing, China
5. Guangdong Province Engineering Research Center for Land Information Technology, the College of Natural Resources and Environment, South China Agricultural University, Guangzhou, China