Search Results - "Marais, Eloïse A."

A new mechanism for atmospheric mercury redox chemistry: implications for the global mercury budget by Horowitz, Hannah M, Jacob, Daniel J, Zhang, Yanxu, Dibble, Theodore S, Slemr, Franz, Amos, Helen M, Schmidt, Johan A, Corbitt, Elizabeth S, Marais, Eloïse A, Sunderland, Elsie M

“…Mercury (Hg) is emitted to the atmosphere mainly as volatile elemental Hg0. Oxidation to water-soluble HgII plays a major role in Hg deposition to ecosystems…”
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Global budget and radiative forcing of black carbon aerosol: Constraints from pole-to-pole (HIPPO) observations across the Pacific by Wang, Qiaoqiao, Jacob, Daniel J., Spackman, J. Ryan, Perring, Anne E., Schwarz, Joshua P., Moteki, Nobuhiro, Marais, Eloïse A., Ge, Cui, Wang, Jun, Barrett, Steven R. H.

“…We use a global chemical transport model (GEOS‐Chem) to interpret aircraft curtain observations of black carbon (BC) aerosol over the Pacific from 85°N to 67°S…”
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Anthropogenic emissions of highly reactive volatile organic compounds in eastern Texas inferred from oversampling of satellite (OMI) measurements of HCHO columns by Zhu, Lei, Jacob, Daniel J, Mickley, Loretta J, Marais, Eloïse A, Cohan, Daniel S, Yoshida, Yasuko, Duncan, Bryan N, González Abad, Gonzalo, Chance, Kelly V

“…Satellite observations of formaldehyde (HCHO) columns provide top-down constraints on emissions of highly reactive volatile organic compounds (HRVOCs). This…”
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Global mortality from outdoor fine particle pollution generated by fossil fuel combustion: Results from GEOS-Chem by Vohra, Karn, Vodonos, Alina, Schwartz, Joel, Marais, Eloise A., Sulprizio, Melissa P., Mickley, Loretta J.

“…The burning of fossil fuels – especially coal, petrol, and diesel – is a major source of airborne fine particulate matter (PM2.5), and a key contributor to the…”
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Air Quality Impact of Diffuse and Inefficient Combustion Emissions in Africa (DICE-Africa) by Marais, Eloise A, Wiedinmyer, Christine

“…Anthropogenic pollution in Africa is dominated by diffuse and inefficient combustion sources, as electricity access is low and motorcycles and outdated cars…”
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Long‐term (2005–2014) trends in formaldehyde (HCHO) columns across North America as seen by the OMI satellite instrument: Evidence of changing emissions of volatile organic compounds by Zhu, Lei, Mickley, Loretta J., Jacob, Daniel J., Marais, Eloïse A., Sheng, Jianxiong, Hu, Lu, Abad, Gonzalo González, Chance, Kelly

“…Satellite observations of formaldehyde (HCHO) columns provide top‐down information on emissions of highly reactive volatile organic compounds (VOCs). We…”
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A global anthropogenic emission inventory of atmospheric pollutants from sector- and fuel-specific sources (1970–2017): an application of the Community Emissions Data System (CEDS) by McDuffie, Erin E., Smith, Steven J., O'Rourke, Patrick, Tibrewal, Kushal, Venkataraman, Chandra, Marais, Eloise A., Zheng, Bo, Crippa, Monica, Brauer, Michael, Martin, Randall V.

“…Global anthropogenic emission inventories remain vital for understanding the sources of atmospheric pollution and the associated impacts on the environment,…”
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An evaluation of global organic aerosol schemes using airborne observations by Pai, Sidhant J, Heald, Colette L, Pierce, Jeffrey R, Farina, Salvatore C, Marais, Eloise A, Jimenez, Jose L, Campuzano-Jost, Pedro, Nault, Benjamin A, Middlebrook, Ann M, Coe, Hugh, Shilling, John E, Bahreini, Roya, Dingle, Justin H, Vu, Kennedy

“…Chemical transport models have historically struggled to accurately simulate the magnitude and variability of observed organic aerosol (OA), with previous…”
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Trends in Chemical Composition of Global and Regional Population-Weighted Fine Particulate Matter Estimated for 25 Years by Li, Chi, Martin, Randall V, van Donkelaar, Aaron, Boys, Brian L, Hammer, Melanie S, Xu, Jun-Wei, Marais, Eloise A, Reff, Adam, Strum, Madeleine, Ridley, David A, Crippa, Monica, Brauer, Michael, Zhang, Qiang

“…We interpret in situ and satellite observations with a chemical transport model (GEOS-Chem, downscaled to 0.1° × 0.1°) to understand global trends in…”
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Diagnosing air quality changes in the UK during the COVID-19 lockdown using TROPOMI and GEOS-Chem by Potts, Daniel A, Marais, Eloise A, Boesch, Hartmut, Pope, Richard J, Lee, James, Drysdale, Will, Chipperfield, Martyn P, Kerridge, Brian, Siddans, Richard, Moore, David P, Remedios, John

“…Abstract The dramatic and sudden reduction in anthropogenic activity due to lockdown measures in the UK in response to the COVID-19 outbreak has resulted in a…”
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Global 3D rocket launch and re-entry air pollutant and CO2 emissions at the onset of the megaconstellation era by Barker, Connor R., Marais, Eloise A., McDowell, Jonathan C.

“…Satellite megaconstellation (SMC) missions are spurring rapid growth in rocket launches and anthropogenic re-entries. These events inject pollutants and carbon…”
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Evidence of 1991-2013 decrease of biogenic secondary organic aerosol in response to SO2 emission controls by Marais, Eloise A, Jacob, Daniel J, Turner, Jay R, Mickley, Loretta J

“…Air quality policy to decrease fine particulate matter mass concentrations (PM2.5) in the US has mainly targeted sulfate aerosol through controls on sulfur…”
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Glyoxal Yield from Isoprene Oxidation and Relation to Formaldehyde: Chemical Mechanism, Constraints from SENEX Aircraft Observations, and Interpretation of OMI Satellite Data by Miller, Christopher Chan, Jacob, Daniel J., Marais, Eloise A., Yu, Karen, Travis, Katherine R., Kim, Patrick S., Fisher, Jenny A., Zhu, Lei, Wolfe, Glenn M., Hanisco, Thomas F., Keutsch, Frank N., Kaiser, Jennifer, Min, Kyung-Eun, Brown, Steven S., Washenfelder, Rebecca A., Gonzalez Abad, Gonzalo, Chance, Kelly

“…Glyoxal (CHOCHO) is produced in the atmosphere by the oxidation of volatile organic compounds(VOCs). Like formaldehyde (HCHO), another VOC oxidation product,…”
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Rapid rise in premature mortality due to anthropogenic air pollution in fast-growing tropical cities from 2005 to 2018 by Vohra, Karn, Marais, Eloise A, Bloss, William J, Schwartz, Joel, Mickley, Loretta J, Van Damme, Martin, Clarisse, Lieven, Coheur, Pierre-F

“…Tropical cities are experiencing rapid growth but lack routine air pollution monitoring to develop prescient air quality policies. Here, we conduct targeted…”
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Diurnal cycle and multi-decadal trend of formaldehyde in the remote atmosphere near 46° N by Franco, Bruno, Marais, Eloise A, Bovy, Benoît, Bader, Whitney, Lejeune, Bernard, Roland, Ginette, Servais, Christian, Mahieu, Emmanuel

“…Only very few long-term records of formaldehyde (HCHO) exist that are suitable for trend analysis. Furthermore, many uncertainties remain as to its diurnal…”
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Towards a Satellite Formaldehyde – in situ Hybrid Estimate for Organic Aerosol Abundance by Liao, Jin, Hanisco, Thomas F., Wolfe, Glenn M., Clair, Jason St, Jimenez, Jose L., Campuzano-Jost, Pedro, Nault, Benjamin A., Fried, Alan, Marais, Eloise A., Abad, Gonzalo Gonzalez, Chance, Kelly, Jethva, Hiren T., Ryerson, Thomas B., Warneke, Carsten, Wisthaler, Armin

“…Organic aerosol (OA) is one of the main components of the global particulate burden and intimately links natural and anthropogenic emissions with air quality…”
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Impact of Legislated and Best Available Emission Control Measures on UK Particulate Matter Pollution, Premature Mortality, and Nitrogen‐Sensitive Habitats by Marais, Eloise A., Kelly, Jamie M., Vohra, Karn, Li, Yifan, Lu, Gongda, Hina, Naila, Rowe, Ed C.

“…Past emission controls in the UK have substantially reduced precursor emissions of health‐hazardous fine particles (PM2.5) and nitrogen pollution detrimental…”
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The health burden of air pollution in the UK: a modelling study using updated exposure-risk associations by Marais, Eloise A, Vohra, Karn, Kelly, Jamie M, Li, Yifan, Lu, Gongda

“…Long-term exposure to ambient air pollution, in particular fine particles or PM2·5, is a leading global disease burden. PM2·5 in the UK, dominated by…”
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Influence of Oil and Gas End-Use on Summertime Particulate Matter and Ozone Pollution in the Eastern US by Vohra, Karn, Marais, Eloise A., Achakulwisut, Ploy, Lu, Gongda, Kelly, Jamie M., Harkins, Colin, McDonald, Brian

“…The influence of oil and gas end-use activities on ambient air quality is complex and understudied, particularly in regions where intensive end-use activities…”
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Air Quality and Health Impact of Future Fossil Fuel Use for Electricity Generation and Transport in Africa by Marais, Eloise A, Silvern, Rachel F, Vodonos, Alina, Dupin, Eleonore, Bockarie, Alfred S, Mickley, Loretta J, Schwartz, Joel

“…Africa has ambitious plans to address energy deficits and sustain economic growth with fossil fueled power plants. The continent is also experiencing faster…”
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