Toward Understanding the Variation of Air Quality Based on a Comprehensive Analysis in Hebei Province under the Influence of COVID-19 Lockdown by Shuyi Jiang, Chuanfeng Zhao, Hao Fan

“…Compared with the same periods in day and month in 2019 (SP19), the concentrations of sulfur dioxide (SO₂), nitrogen dioxide (NO₂), particulate matter with an aerodynamic diameter of less than 10 μm (PM₁₀), particulate matter with an aerodynamic diameter of less than 2.5 μm (PM_2.5), and carbon monoxide (CO) decreased by 39.2%, 38.2%, 42.1%, 39.8%, and 24.8% for lockdown period, respectively; and decreased by 13.7%, 8.9%, 16.8%, 13.4%, and 10.6% for post-lockdown period, respectively. …”
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Triazine‐based multicomponent metallacages with tunable structures for SO2 selective capture and conversion by Ruoqian Zhang, Dingyue Hu, Yu Fu, Qian Feng, Chaoqun Mu, Kai Gao, Heping Ma, Ming Liu, Mingming Zhang

“…Abstract The design of novel materials for sulfur dioxide (SO2) capture and conversion with considerable efficiency under mild conditions is of great significance for human health and environmental protection yet highly challenging. …”
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Characterization of gas and particle emissions from open burning of household solid waste from South Africa by X. Wang, H. Firouzkouhi, J. C. Chow, J. G. Watson, W. Carter, A. S. M. De Vos

“…Textiles have the highest nitrogen and sulfur content, resulting in the highest EFs for nitrogen oxides (NO<span class="inline-formula">_<i>x</i></span>) and sulfur dioxide (SO<span class="inline-formula">₂</span>). …”
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High-Resolution Measurements of SO₂, HNO₃ and HCl at the Urban Environment of Athens, Greece: Levels, Variability and Gas to Particle Partitioning by Eleni Liakakou, Luciana Fourtziou, Despina Paraskevopoulou, Orestis Speyer, Maria Lianou, Georgios Grivas, Stelios Myriokefalitakis, Nikolaos Mihalopoulos

“…High-resolution measurements of sulfur dioxide (SO₂), nitric acid (HNO₃), and hydrochloric acid (HCl) were conducted in Athens, Greece, from 2014 to 2016 via a wet rotating annular denuder system paired with an ion chromatograph. …”
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Volcanic Radiative Forcing From 1979 to 2015 by Schmidt, Anja, Mills, Michael J., Ghan, Steven, Gregory, Jonathan M., Allan, Richard P., Andrews, Timothy, Bardeen, Charles G., Conley, Andrew, Forster, Piers M., Gettelman, Andrew, Portmann, Robert W., Solomon, Susan, Toon, Owen B.

“…Using volcanic sulfur dioxide emissions in an aerosol‐climate model, we derive a time series of global‐mean volcanic effective radiative forcing (ERF) from 1979 to 2015. …”
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Two-dimensional terahertz rotational spectroscopy in the gas phase by Zhang, Yaqing,Ph.D.Massachusetts Institute of Technology.

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The co-pollutant cost of carbon emissions: an analysis of the US electric power generation sector by Dedoussi, Irene Constantina, Allroggen, Florian, Flanagan, Robert, Hansen, Tyler, Taylor, Brandon, Barrett, Steven R. H., Boyce, James K

“…Fossil fuel combustion releases carbon dioxide into the atmosphere along with co-pollutants such as sulfur dioxide, nitrogen oxides, and others. These emissions result in environmental externalities primarily in terms of climate and air quality. …”
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Mapping pollution exposure and chemistry during an extreme air quality event (the 2018 Kīlauea eruption) using a low-cost sensor network by Crawford, Ben, Hagan, David H, Grossman, Ilene, Cole, Elizabeth, Holland, Lacey, Heald, Colette L, Kroll, Jesse H

“…The 2018 Kīlauea Lower East Rift Zone eruption (May to August 2018) blanketed much of Hawai‘i Island in “vog” (volcanic smog), a mixture of primary volcanic sulfur dioxide (SO<jats:sub>2</jats:sub>) gas and secondary particulate matter (PM). …”
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Measuring ambient air quality using low-cost sensors by Hagan, David Henry.

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Effectiveness of the Clean Air Act on SO₂ emissions from U.S. electric utilities : a detailed analysis of the influence of attainment status and unit-level characteristics on the r... by Dubroeucq, Florence

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Hit from both sides: tracking industrial and volcanic plumes in Mexico City with surface measurements and OMI SO2 retrievals during the MILAGRO field campaign by de Foy, B., Krotkov, N. A., Bei, Naifang, Herndon, S. C., Huey, L. G., Martinez, A.-P., Ruiz-Suarez, L. G., Wood, E. C., Molina, Luisa Tan, Zavala-Perez, Miguel Angel

“…Large sulfur dioxide plumes were measured in the Mexico City Metropolitan Area (MCMA) during the MILAGRO field campaign. …”
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Spatiotemporal Analysis for COVID-19 Delta Variant Using GIS-Based Air Parameter and Spatial Modeling by Cahyadi, Mokhamad Nur, Handayani, Hepi Hapsari, Warmadewanthi, I.D.A.A., Rokhmana, Catur Aries, Sulistiawan, Soni Sunarso, Waloedjo, Christrijogo Sumartono, Raharjo, Agus Budi, Endroyono, Endroyono, Atok, Mohamad, Navisa, Shilvy Choiriyatun, Wulansari, Mega, Jin, Shuanggen

“…It also aims to determine the relationship between pollutant parameters, such as carbon monoxide (CO), nitrogen dioxide (NO2), sulfur dioxide (SO2), and ozone (O3), as well as the government’s high social restrictions policy in Java-Bali. …”
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Volcanic SO2 layer height by TROPOMI/S5P: evaluation against IASI/MetOp and CALIOP/CALIPSO observations by Koukouli, M-E, Michailidis, K, Hedelt, P, Taylor, IA, Inness, A, Clarisse, L, Balis, D, Efremenko, D, Loyola, D, Grainger, RG, Retscher, C

“…Volcanic eruptions eject large amounts of ash and trace gases such as sulfur dioxide (SO2) into the atmosphere. A significant difficulty in mitigating the impact of volcanic SO2 clouds on air traffic safety is that these gas emissions can be rapidly transported over long distances. …”

The impact of air quality and meteorology on COVID-19 cases at Kuala Lumpur and Selangor, Malaysia and prediction using machine learning by Jalaludin, Juliana, Wan Mansor, Wan Nurdiyana, Abidin, Nur Afizan, Suhaimi, Nur Faseeha, Chao, How-Ran

“…The air pollutants considered in this study comprised particulate matter (PM2.5, PM10), sulfur dioxide (SO2), nitrogen dioxide (NO2), ozone (O3), and carbon monoxide (CO), whereas wind direction (WD), ambient temperature (AT), relative humidity (RH), solar radiation (SR), and wind speed (WS) were analyzed for meteorological information. …”

Air Pollution Trends In Petaling Jaya, Selangor, Malaysia by Amir, Amnorzahira

“…An investigation of trends for major air pollutants such as particulates matter (PM10), carbon monoxide (CO), sulfur dioxide (SO2), nitrogen dioxide (NO2), and ozone (O3) in compliance with Recommended Malaysia Ambient Air Quality Guidelines (RMAAQG) and Air Pollutant Index (API) analysis have been carried out to identify the main pollutant in Petaling Jaya for the year 2005. …”
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Economic and Industrial Development SignificantlyContribute to Acidity and Ionic Compositions of Rainwaterin China by Xi Huang, Siyue Li

“…Long-term analysis of precipitation chemistry in four cities suggested a clear decrease in the proportion of SO₄²⁻ but a considerable increase in the proportion of NO₃⁻ in anions in metropolitans of Shanghai and Chongqing due to the environmental measures that targeted reducing sulfur dioxide (SO₂) emissions and increase of vehicles. …”
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Underappreciated Emission Spikes From Power Plants During Heatwaves Observed From Space: Case Studies in India and China by Song Liu, Lei Shu, Lei Zhu, Yu Song, Wenfu Sun, Yuyang Chen, Dakang Wang, Dongchuan Pu, Xicheng Li, Shuai Sun, Juan Li, Xiaoxing Zuo, Weitao Fu, Xin Yang, Tzung‐May Fu

“…We highlight evidence from China and India, where satellite sulfur dioxide (SO2) and nitrogen dioxide (NO2) columns over thermal power plants enhance consistently responding to heatwaves. …”
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Ambient air pollution and emergency department visits and hospitalisation for cardiac arrest: a population-based case–crossover study in Reykjavik, Iceland by Oddny Sigurborg Gunnarsdottir, Vilhjálmur Rafnsson, Ragnhildur Gudrun Finnbjornsdottir, Bjarki Thor Elvarsson, Gunnar Gudmundsson, Solveig Halldorsdottir

“…The pollutants were nitrogen dioxide (NO2), particulate matter with aerodynamic diameter less than 10 µm (PM10), particulate matter with aerodynamic diameter less than 2.5 µm (PM2.5) and sulfur dioxide (SO2) with adjustment for hydrogen sulfide (H2S), temperature and relative humidity.Main outcome measure OR and 95% CIs per 10 µg/m3 increase in concentration of pollutants.Results The 24-hour mean NO2 was 20.7 µg/m3, mean PM10 was 20.5 µg/m3, mean PM2.5 was 12.5 µg/m3 and mean SO2 was 2.5 µg/m3. …”
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Prebiosignature Molecules Can Be Detected in Temperate Exoplanet Atmospheres with JWST by A. B. Claringbold, P. B. Rimmer, S. Rugheimer, O. Shorttle

“…Using a novel modeling and detection test pipeline, with simulated JWST noise, we find the detection thresholds of hydrogen cyanide ( $\mathrm{HCN}$ ), hydrogen sulfide (H _2 S), cyanoacetylene (HC _3 N), ammonia (NH _3 ), methane (CH _4 ), acetylene (C _2 H _2 ), sulfur dioxide (SO _2 ), nitric oxide (NO), formaldehyde (CH _2 O), and carbon monoxide (CO) in a variety of low-mean-molecular-weight (<5) atmospheres. …”
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Short-term environmental triggers of hemorrhagic stroke by Yuxin Guo, Chun Luo, Fang Cao, Junyu Liu, Junxia Yan

“…Pooling results showed that exposure to particulate matter 2.5 (PM2.5; OR, 1.003 per 10 μg/m3; 95% CI, 1.001–1.007), sulfur dioxide (SO2; OR, 1.022 per 10 ppb; 95% CI, 1.005–1.040), and nitrogen dioxide (NO2; OR, 1.026 per 10 ppb; 95% CI, 1.004–1.047) was associated with an increase in HS risk. …”
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