1. State Key Laboratory of Environmental Chemistry and Ecotoxicology, Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences, Beijing 100085, China
2. College of Resources and Environment, University of Chinese Academy of Sciences, Beijing 100049, China
3. Key Laboratory of Geographic Information Science (Ministry of Education), School of Geographic Sciences, East China Normal University, Shanghai 200241, China
4. Institute of Environment and Health, Jianghan University, Wuhan 430056, China