1. Department of Earth and Planetary Sciences Harvard University Cambridge MA USA
2. John A. Paulson School of Engineering and Applied Sciences Harvard University Cambridge MA USA
3. Department of Chemistry and Chemical Biology Harvard University Cambridge MA USA
4. School of Environment Harbin Institute of Technology Harbin China
5. State Key Joint Laboratory of Environmental Simulation and Pollution Control, School of Environment Tsinghua University Beijing China
6. State Environmental Protection Key Laboratory of Sources and Control of Air Pollution Complex Tsinghua University Beijing China
7. Ministry of Education Key Laboratory for Earth System Modeling, Department for Earth System Science Tsinghua University Beijing China
8. Max‐Planck Institute for Chemistry Mainz Germany
9. Collaborative Innovation Center for Regional Environmental Quality Beijing China