Co-benefits of reducing PM2.5 and improving visibility by COVID-19 lockdown in Wuhan
Abstract The less improvement of ambient visibility suspects the government’s efforts on alleviating PM2.5 pollution. The COVID-19 lockdown reduced PM2.5 and increased visibility in Wuhan. Compared to pre-lockdown period, the PM2.5 concentration decreased by 39.0 μg m−3, dominated by NH4NO3 mass red...
Main Authors: | , , , , , , , , , , , , , , , , |
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Format: | Article |
Language: | English |
Published: |
Nature Publishing Group
2021-07-01
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Series: | npj Climate and Atmospheric Science |
Online Access: | https://doi.org/10.1038/s41612-021-00195-6 |