Ground-level ozone pollution in China: a synthesis of recent findings on influencing factors and impacts

T Wang, L Xue, Z Feng, J Dai, Y Zhang… - Environmental …, 2022 - iopscience.iop.org
Ozone (O3) in the troposphere is an air pollutant and a greenhouse gas. In mainland China,
after the Air Pollution Prevention and Action Plan was implemented in 2013—and despite …

Highly oxygenated organic molecules (HOM) from gas-phase autoxidation involving peroxy radicals: A key contributor to atmospheric aerosol

F Bianchi, T Kurtén, M Riva, C Mohr… - Chemical …, 2019 - ACS Publications
Highly oxygenated organic molecules (HOM) are formed in the atmosphere via autoxidation
involving peroxy radicals arising from volatile organic compounds (VOC). HOM condense on …

Ozone pollution in the North China Plain spreading into the late-winter haze season

K Li, DJ Jacob, H Liao, Y Qiu, L Shen… - Proceedings of the …, 2021 - National Acad Sciences
Surface ozone is a severe air pollution problem in the North China Plain, which is home to
300 million people. Ozone concentrations are highest in summer, driven by fast …

Secondary organic aerosol formed by condensing anthropogenic vapours over China's megacities

W Nie, C Yan, DD Huang, Z Wang, Y Liu, X Qiao… - Nature …, 2022 - nature.com
Secondary organic aerosol contributes a significant fraction to aerosol mass and toxicity.
Low-volatility organic vapours are critical intermediates connecting the oxidation of volatile …

Persistent heavy winter nitrate pollution driven by increased photochemical oxidants in northern China

X Fu, T Wang, J Gao, P Wang, Y Liu… - Environmental …, 2020 - ACS Publications
Nitrate is an increasingly important component of fine particulate matter (PM2. 5) during
winter in northern China. Past emission control has been ineffective in reducing winter …

Increasing contribution of nighttime nitrogen chemistry to wintertime haze formation in Beijing observed during COVID-19 lockdowns

C Yan, YJ Tham, W Nie, M Xia, H Wang, Y Guo… - Nature …, 2023 - nature.com
Nitrate comprises the largest fraction of fine particulate matter in China during severe haze.
Consequently, strict control of nitrogen oxides (NO x) emissions has been regarded as an …

Fast photochemistry in wintertime haze: consequences for pollution mitigation strategies

K Lu, H Fuchs, A Hofzumahaus, Z Tan… - … science & technology, 2019 - ACS Publications
In contrast to summer smog, the contribution of photochemistry to the formation of winter
haze in northern mid-to-high latitude is generally assumed to be minor due to reduced solar …

[HTML][HTML] Effect of changing lifetime on the seasonality and long-term trends of satellite-observed tropospheric columns over China

V Shah, DJ Jacob, K Li, RF Silvern… - Atmospheric …, 2020 - acp.copernicus.org
Satellite observations of tropospheric NO 2 columns are extensively used to infer trends in
anthropogenic emissions of nitrogen oxides (NO x≡ NO+ NO 2), but this may be …

Changes in aerosol chemistry from 2014 to 2016 in winter in Beijing: Insights from high‐resolution aerosol mass spectrometry

W Xu, Y Sun, Q Wang, J Zhao, J Wang… - Journal of …, 2019 - Wiley Online Library
Air quality has been continuously improved in recent years in Beijing, yet severe haze
episodes still frequently occur in winter. Here we deployed an Aerodyne high‐resolution …

[HTML][HTML] Daytime atmospheric oxidation capacity in four Chinese megacities during the photochemically polluted season: a case study based on box model simulation

Z Tan, K Lu, M Jiang, R Su, H Wang… - Atmospheric …, 2019 - acp.copernicus.org
Atmospheric oxidation capacity is the basis for converting freshly emitted substances into
secondary products and is dominated by reactions involving hydroxyl radicals (OH) during …