Source apportionment and dynamics of PM2.5 across regions during and after the coronavirus 2019 pandemic

Abstract The coronavirus disease 2019 (COVID-19) pandemic was reported to improve air quality. However, the effects of lockdown on PM₂.₅ and its chemical components based on source-specific characteristics remain unclear. This study evaluated and compared the components of PM₂.₅ across three target...

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Bibliographic Details
Published in:Scientific Reports
Main Authors: Shin-Young Park, Yong-Sung Cho, Hyeok Jang, Jaymin Kwon, Sung Won Yoon, Cheol-Min Lee
Format: Article
Language:English
Published: Nature Portfolio 2025-07-01
Subjects:
COVID-19
Post-pandemic
PM2.5
Primary emission
Secondary formation
Online Access:https://doi.org/10.1038/s41598-025-99353-6

Internet

https://doi.org/10.1038/s41598-025-99353-6

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