Determining methane mole fraction at a landfill site using the Figaro Taguchi gas sensor 2611-C00 and wind direction measurements

Environ. Sci.: Atmos., 2024, 4,362-386
DOI: 10.1039/D3EA00138E, Paper
Open Access Open Access
Creative Commons Licence  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Adil Shah, Olivier Laurent, Grégoire Broquet, Carole Philippon, Pramod Kumar, Elisa Allegrini, Philippe Ciais
The Figaro Taguchi gas sensor 2611-C00 was used to derive methane mole fraction at a landfill site from the ratio between measured resistance and a modelled reference resistance corresponding to background sampling, identified from wind direction.
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Estimating the bioaccessibility of atmospheric trace elements within the Athabasca bituminous sands region using the acid soluble ash fraction of Sphagnum moss

Environ. Sci.: Atmos., 2024, 4,408-424
DOI: 10.1039/D3EA00071K, Paper
Open Access Open Access
Na Chen, Fiorella Barraza, René J. Belland, Muhammad B. Javed, Iain Grant-Weaver, Chad W. Cuss, William Shotyk
Total concentrations of trace elements in Sphagnum moss increase in concentration with distance toward bitumen mines and upgraders, but their solubility in the ash fraction after leaching in nitric acid is variable.
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Modeling study of the effects of entrainment-mixing on fog simulation in the chemistry–weather coupling model GRAPES_Meso5.1/CUACE CW

Environ. Sci.: Atmos., 2024, 4,387-407
DOI: 10.1039/D4EA00003J, Paper
Open Access Open Access
Creative Commons Licence  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Yang Zhao, Hong Wang, Xiaoqi Xu, Wenjie Zhang, Chen Han, Yue Peng, Chunsong Lu
Entrainment-mixing processes of fog with the surrounding ambient air are extremely intricate and impose significant effects on the microphysical and radiative properties of fog.
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Temporal Variability and Regional Influences of PM2.5 in the West African Cities of Abidjan (Côte d’Ivoire) and Accra (Ghana)

Environ. Sci.: Atmos., 2024, Accepted Manuscript
DOI: 10.1039/D4EA00012A, Paper
Open Access Open Access
Julien Bahino, Michael R. Giordano, Matthias Beekmann, Véronique Yoboue, ARSENE OCHOU, Corinne Galy-Lacaux, Cathy Liousse, Allison Hughes, James Nimo, Farouk Lemmouchi, Juan Cuesta, A. Kofi Amegah, R. Subramanian
Particulate Matter (PM) Low-Cost Sensors (LCS) can be used to monitor air quality in regions with limited access to reference monitors. This study carried out within the framework of the...
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A possible atmospheric source of HNO3: the ammonolysis reaction of t-N2O4 in the presence of water monomer, water dimer, and sulfuric acid

Environ. Sci.: Atmos., 2023, 3,1407-1417
DOI: 10.1039/D3EA00095H, Paper
Open Access Open Access
Ruxue Mu, Weixin Zhou, Zhaozhao Hong, Rui Wang, Quan Liu, Qiang Zhang, Min Jiang, Balaganesh Muthiah, Tianlei Zhang
The effort of water monomer, water dimer, and sulfuric acid on the ammonolysis of t-N2O4 were studied by quantum chemical method and the Master equation rate calculations.
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Real world ultrafine particle emission factors for road-traffic derived from multi-year urban flux measurements using eddy covariance

Environ. Sci.: Atmos., 2023, 3,1439-1452
DOI: 10.1039/D3EA00062A, Paper
Open Access Open Access
Agnes Straaten, Minh-Hien Nguyen, Stephan Weber
Mixed fleet particle number emission factors as derived from 3 years of size-resolved particle flux observations show about 2/3 of emission in the nucleation mode <30 nm. Long-term monitoring helps to understand variation in emission factors.
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Observed in-plume gaseous elemental mercury depletion suggests significant mercury scavenging by volcanic aerosols

Environ. Sci.: Atmos., 2023, 3,1418-1438
DOI: 10.1039/D3EA00063J, Paper
Open Access Open Access
Creative Commons Licence  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Alkuin M. Koenig, Olivier Magand, Clemence Rose, Andrea Di Muro, Yuzo Miyazaki, Aurelie Colomb, Matti Rissanen, Christopher F. Lee, Theodore K. Koenig, Rainer Volkamer, Jerome Brioude, Bert Verreyken, Tjarda Roberts, Brock A. Edwards, Karine Sellegri, Santiago Arellano, Philippe Kowalski, Alessandro Aiuppa, Jeroen E. Sonke, Aurélien Dommergue
We observed complete GEM depletion in a volcanic plume.
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Outdoor radon-222 in Arctic Finland

Environ. Sci.: Atmos., 2023, 3,1453-1459
DOI: 10.1039/D3EA00097D, Paper
Open Access Open Access
Creative Commons Licence  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Jussi Paatero, Juha Hatakka, Timo H. Virtanen
The radon-222 content of the ground-level air depends on the source areas of air masses and local meteorological conditions.
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OH and Cl radicals initiated oxidation of amyl acetate under atmospheric conditions: kinetics, products and mechanisms

Environ. Sci.: Atmos., 2023, 3,1485-1496
DOI: 10.1039/D3EA00082F, Paper
Open Access Open Access
Vianni G. Straccia C., María B. Blanco, Mariano A. Teruel
When hydrogenated esters are released into the atmosphere, they may be oxidized by OH radicals and Cl atoms, forming aldehydes and acids that have a negative local, regional, and worldwide environmental impact.
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Bimolecular sinks of Criegee intermediates derived from hydrofluoroolefins – a computational analysis

Environ. Sci.: Atmos., 2023, 3,1460-1484
DOI: 10.1039/D3EA00102D, Paper
Open Access Open Access
Creative Commons Licence  This article is licensed under a Creative Commons Attribution 3.0 Unported Licence.
Nathan A. I. Watson, Joseph M. Beames
When haloalkene refrigerants break down, this study shows that the resultant halogenated Criegee intermediates have an enhanced capacity to deplete many gaseous pollutants (e.g. HCHO & SO2) but also produce atmospheric contaminants (e.g. SO3 & TFA).
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