1. School of Earth and Space Sciences University of Science and Technology of China Hefei Anhui China
2. School of Geographical Sciences Fujian Normal University Fuzhou Fujian China
3. Department of Geography and Planning University of Toronto Toronto ON Canada
4. Department of Atmospheric and Oceanic Sciences Peking University Beijing China
5. School of Environmental Science and Engineering Nanjing University of Information Science and Technology Nanjing Jiangsu China
6. Department of Physics University of Toronto Toronto ON Canada
7. Atmospheric Chemistry Observations and Modeling Laboratory National Center for Atmospheric Research Boulder CO USA
8. Atomic and Molecular Physics Division Harvard‐Smithsonian Center for Astrophysics Cambridge MA USA