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: 6,101 (including HTML, PDF, and XML)
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Total
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EndNote
4,524
1,495
82
6,101
472
108
177
HTML: 4,524
PDF: 1,495
XML: 82
Total: 6,101
Supplement: 472
BibTeX: 108
EndNote: 177
Views and downloads (calculated since 29 Dec 2020)
Cumulative views and downloads
(calculated since 29 Dec 2020)
Total article views: 4,309 (including HTML, PDF, and XML)
HTML
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Total
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EndNote
3,333
902
74
4,309
223
100
157
HTML: 3,333
PDF: 902
XML: 74
Total: 4,309
Supplement: 223
BibTeX: 100
EndNote: 157
Views and downloads (calculated since 09 Jun 2021)
Cumulative views and downloads
(calculated since 09 Jun 2021)
Total article views: 1,792 (including HTML, PDF, and XML)
HTML
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Total
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BibTeX
EndNote
1,191
593
8
1,792
249
8
20
HTML: 1,191
PDF: 593
XML: 8
Total: 1,792
Supplement: 249
BibTeX: 8
EndNote: 20
Views and downloads (calculated since 29 Dec 2020)
Cumulative views and downloads
(calculated since 29 Dec 2020)
Viewed (geographical distribution)
Total article views: 6,101 (including HTML, PDF, and XML)
Thereof 6,101 with geography defined
and 0 with unknown origin.
Total article views: 4,309 (including HTML, PDF, and XML)
Thereof 4,309 with geography defined
and 0 with unknown origin.
Total article views: 1,792 (including HTML, PDF, and XML)
Thereof 1,792 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...
