The global impacts of COVID-19 lockdowns on urban air pollution: A critical review and recommendations
The coronavirus-19 (COVID-19) pandemic led to government interventions to limit the
spread of the disease which are unprecedented in recent history; for example, stay at home …
spread of the disease which are unprecedented in recent history; for example, stay at home …
[HTML][HTML] Global review of source apportionment of volatile organic compounds based on highly time-resolved data from 2015 to 2021
Y Yang, B Liu, J Hua, T Yang, Q Dai, J Wu… - Environment …, 2022 - Elsevier
Highly time-resolved data for volatile organic compounds (VOCs) can now be monitored.
Source analyses of such high time-resolved concentrations provides key information for …
Source analyses of such high time-resolved concentrations provides key information for …
Revealing drivers of haze pollution by explainable machine learning
Many places on earth still suffer from a high level of atmospheric fine particulate matter
(PM2. 5) pollution. Formation of a particulate pollution event or haze episode (HE) involves …
(PM2. 5) pollution. Formation of a particulate pollution event or haze episode (HE) involves …
Assessing the impact of COVID-19 pandemic on urban transportation and air quality in Canada
The global outbreak and spread of COVID-19 had a significant impact on the environment of
urban areas. This study aimed to provide a new insight into the urban transportation and air …
urban areas. This study aimed to provide a new insight into the urban transportation and air …
[HTML][HTML] Source apportionment of PM2. 5 in Seoul, South Korea and Beijing, China using dispersion normalized PMF
East Asian countries experience severe air pollution owing to their rapid development and
urbanization induced by substantial economic activities. South Korea and China are among …
urbanization induced by substantial economic activities. South Korea and China are among …
The Lung Microbiota Affects Pulmonary Inflammation and Oxidative Stress Induced by PM2.5 Exposure
S Wang, Q Zhou, Y Tian, X Hu - Environmental science & …, 2022 - ACS Publications
Fine particulate matter (PM2. 5) exposure causes respiratory diseases by inducing
inflammation and oxidative stress. However, the correlation between the pulmonary …
inflammation and oxidative stress. However, the correlation between the pulmonary …
[HTML][HTML] Multiply improved positive matrix factorization for source apportionment of volatile organic compounds during the COVID-19 shutdown in Tianjin, China
Y Gu, B Liu, Q Dai, Y Zhang, M Zhou, Y Feng… - Environment …, 2022 - Elsevier
Ambient concentrations of volatile organic compounds (VOCs) vary with emission rates,
meteorology, and chemistry. Conventional positive matrix factorization (PMF) loses …
meteorology, and chemistry. Conventional positive matrix factorization (PMF) loses …
Trends of source apportioned PM2. 5 in Tianjin over 2013–2019: impacts of clean air actions
Q Dai, J Chen, X Wang, T Dai, Y Tian, X Bi, G Shi… - Environmental …, 2023 - Elsevier
Abstract A long-term (2013–2019) PM 2.5 speciation dataset measured in Tianjin, the
largest industrial city in northern China, was analyzed with dispersion normalized positive …
largest industrial city in northern China, was analyzed with dispersion normalized positive …
Sensitivity of PM2. 5 and O3 pollution episodes to meteorological factors over the North China Plain
Abstract The Comprehensive Air-quality Model with extensions (CAMx) was used to explore
the sensitivity of PM 2.5 and O 3 concentrations to four selected meteorological factors: wind …
the sensitivity of PM 2.5 and O 3 concentrations to four selected meteorological factors: wind …
[HTML][HTML] Evaluating the effectiveness of low-sulphur marine fuel regulations at improving urban ambient PM2. 5 air quality: Source apportionment of PM2. 5 at …
AT Anastasopolos, PK Hopke, UM Sofowote… - Science of the Total …, 2023 - Elsevier
Ambient fine size fraction particulate matter (PM 2.5) sources were resolved by positive
matrix factorization at two Canadian cities on the Atlantic and Pacific coast over the 2010 …
matrix factorization at two Canadian cities on the Atlantic and Pacific coast over the 2010 …