Joint Institute for Regional Earth System Science and Engineering and Department of Atmospheric and Oceanic Sciences, University of California,
Los Angeles, CA, USA
Yifang Zhu
Institute of Environment and Sustainability, University of
California, Los Angeles, CA, USA
Joint Institute for Regional Earth System Science and Engineering and Department of Atmospheric and Oceanic Sciences, University of California,
Los Angeles, CA, USA
Jet Propulsion Laboratory, California Institute of Technology,
Pasadena, CA, USA
Japan Agency for Marine-Earth Science and Technology, Yokohama,
Japan
Kuo-Nan Liou
Joint Institute for Regional Earth System Science and Engineering and Department of Atmospheric and Oceanic Sciences, University of California,
Los Angeles, CA, USA
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Total article views: 5,454 (including HTML, PDF, and XML)
HTML
PDF
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Total
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EndNote
4,057
1,325
72
5,454
443
91
148
HTML: 4,057
PDF: 1,325
XML: 72
Total: 5,454
Supplement: 443
BibTeX: 91
EndNote: 148
Views and downloads (calculated since 29 Dec 2020)
Cumulative views and downloads
(calculated since 29 Dec 2020)
Total article views: 3,736 (including HTML, PDF, and XML)
HTML
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Total
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BibTeX
EndNote
2,932
740
64
3,736
205
84
130
HTML: 2,932
PDF: 740
XML: 64
Total: 3,736
Supplement: 205
BibTeX: 84
EndNote: 130
Views and downloads (calculated since 09 Jun 2021)
Cumulative views and downloads
(calculated since 09 Jun 2021)
Total article views: 1,718 (including HTML, PDF, and XML)
HTML
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Total
Supplement
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1,125
585
8
1,718
238
7
18
HTML: 1,125
PDF: 585
XML: 8
Total: 1,718
Supplement: 238
BibTeX: 7
EndNote: 18
Views and downloads (calculated since 29 Dec 2020)
Cumulative views and downloads
(calculated since 29 Dec 2020)
Viewed (geographical distribution)
Total article views: 5,454 (including HTML, PDF, and XML)
Thereof 5,454 with geography defined
and 0 with unknown origin.
Total article views: 3,736 (including HTML, PDF, and XML)
Thereof 3,736 with geography defined
and 0 with unknown origin.
Total article views: 1,718 (including HTML, PDF, and XML)
Thereof 1,718 with geography defined
and 0 with unknown origin.
We use the COVID-19 pandemic as a unique natural experiment to obtain a more robust understanding of the effectiveness of emission reductions toward air quality improvement by combining chemical transport simulations and observations. Our findings imply a shift from current control policies in California: a strengthened control on primary PM2.5 emissions and a well-balanced control on NOx and volatile organic compounds are needed to effectively and sustainably alleviate PM2.5 and O3 pollution.
We use the COVID-19 pandemic as a unique natural experiment to obtain a more robust...
