The impact of COVID-19 control measures on air quality in China

B Silver, X He, SR Arnold… - Environmental Research …, 2020 - iopscience.iop.org
Abstract The outbreak of Coronavirus Disease 2019 (COVID-19) in China in January 2020
prompted substantial control measures including social distancing measures, suspension of …

Four-month changes in air quality during and after the COVID-19 lockdown in six megacities in China

Y Wang, Y Wen, Y Wang, S Zhang… - … & Technology Letters, 2020 - ACS Publications
The pandemic of coronavirus disease 2019 (COVID-19) resulted in a stringent lockdown in
China to reduce the infection rate. We adopted a machine learning technique to analyze the …

Significant concurrent decrease in PM2. 5 and NO2 concentrations in China during COVID-19 epidemic

B Chu, S Zhang, J Liu, Q Ma, H He - Journal of Environmental Sciences, 2021 - Elsevier
The strict control measures and social lockdowns initiated to combat COVID-19 epidemic
have had a notable impact on air pollutant concentrations. According to observation data …

COVID-19 pandemic in Wuhan: Ambient air quality and the relationships between criteria air pollutants and meteorological variables before, during, and after …

ID Sulaymon, Y Zhang, PK Hopke, Y Zhang, J Hua… - Atmospheric …, 2021 - Elsevier
As a result of the lockdown (LD) control measures enacted to curtail the COVID-19
pandemic in Wuhan, almost all non-essential human activities were halted beginning on …

Impacts of COVID-19 response actions on air quality in China

ME Marlier, J Xing, Y Zhu, S Wang - Environmental Research …, 2020 - iopscience.iop.org
An outbreak of the novel coronavirus (COVID-19) was first reported in Wuhan, Hubei
Province, China in December 2019. In late January 2020, the Chinese government …

Impact of the COVID-19 outbreak on air pollution levels in East Asia

M Ghahremanloo, Y Lops, Y Choi… - Science of the Total …, 2021 - Elsevier
This study leverages satellite remote sensing to investigate the impact of the coronavirus
outbreak and the resulting lockdown of public venues on air pollution levels in East Asia. We …

Substantial changes in nitrogen dioxide and ozone after excluding meteorological impacts during the COVID-19 outbreak in mainland China

Y Zhao, K Zhang, X Xu, H Shen, X Zhu… - … & Technology Letters, 2020 - ACS Publications
The COVID-19 outbreak in China led to dramatic changes in human activities resulting from
the sudden infection prevention and control measures. Here, we use ground-level …

The casual effects of COVID-19 lockdown on air quality and short-term health impacts in China

L Yumin, L Shiyuan, H Ling, L Ziyi, Z Yonghui, L Li… - Environmental …, 2021 - Elsevier
The outbreak of coronavirus (COVID-19) has forced China to lockdown many cities and
restrict transportation, industrial, and social activities. This provides a great opportunity to …

Meteorology-normalized variations of air quality during the COVID-19 lockdown in three Chinese megacities

Y Lv, H Tian, L Luo, S Liu, X Bai, H Zhao, S Lin… - Atmospheric Pollution …, 2022 - Elsevier
To avoid the spread of COVID-19, China implemented strict prevention and control
measures, resulting in dramatic variations in air quality. Here, we applied a machine …

Characteristics of air quality in different climatic zones of China during the COVID-19 lockdown

H Wang, Y Tan, L Zhang, L Shen, T Zhao, Q Dai… - Atmospheric pollution …, 2021 - Elsevier
The diverse climate types and the complex anthropogenic source emissions in China lead to
the great regional differences of air pollution mechanisms. The COVID-19 lockdown has …