TY - JOUR A1 - Kim, H. C. A1 - Kim, S. A1 - Cohen, M. A1 - Bae, C. A1 - Lee, D. A1 - Saylor, R. A1 - Bae, M. A1 - Kim, E. A1 - Kim, B.-U. A1 - Yoon, J.-H. A1 - Stein, A. T1 - Quantitative assessment of changes in surface particulate matter concentrations over China during the COVID-19 pandemic and their implications for Chinese economic activity JO - Atmos. Chem. Phys. Discuss. J1 - ACPD VL - 2020 SP - 1 EP - 21 Y1 - 2020/08/17 PB - Copernicus Publications SN - 1680-7375 UR - https://acp.copernicus.org/preprints/acp-2020-821/ L1 - https://acp.copernicus.org/preprints/acp-2020-821/acp-2020-821.pdf DO - 10.5194/acp-2020-821 ER -