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Natural halogens buffer tropospheric ozone in a changing climate

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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Natural halogens buffer tropospheric ozone in a changing climate. / Iglesias-Suarez, Fernando; Badia, Alba; Fernandez, Rafael P. et al.
In: Nature Climate Change, Vol. 2020, 20.01.2020.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

Iglesias-Suarez, F, Badia, A, Fernandez, RP, Cuevas, CA, Kinnison, DE, Tilmes, S, Lamarque, J-F, Long, MC, Hossaini, R & Saiz-Lopez, A 2020, 'Natural halogens buffer tropospheric ozone in a changing climate', Nature Climate Change, vol. 2020. https://doi.org/10.1038/s41558-019-0675-6

APA

Iglesias-Suarez, F., Badia, A., Fernandez, R. P., Cuevas, C. A., Kinnison, D. E., Tilmes, S., Lamarque, J-F., Long, M. C., Hossaini, R., & Saiz-Lopez, A. (2020). Natural halogens buffer tropospheric ozone in a changing climate. Nature Climate Change, 2020. https://doi.org/10.1038/s41558-019-0675-6

Vancouver

Iglesias-Suarez F, Badia A, Fernandez RP, Cuevas CA, Kinnison DE, Tilmes S et al. Natural halogens buffer tropospheric ozone in a changing climate. Nature Climate Change. 2020 Jan 20;2020. doi: 10.1038/s41558-019-0675-6

Author

Iglesias-Suarez, Fernando ; Badia, Alba ; Fernandez, Rafael P. et al. / Natural halogens buffer tropospheric ozone in a changing climate. In: Nature Climate Change. 2020 ; Vol. 2020.

Bibtex

@article{2bcedbd107c64d3186d5e2639e0b2827,
title = "Natural halogens buffer tropospheric ozone in a changing climate",
abstract = "Reactive atmospheric halogens destroy tropospheric ozone (O3), an air pollutant and greenhouse gas. The primary source of natural halogens is emissions from marine phytoplankton and algae, as well as abiotic sources from ocean and tropospheric chemistry, but how their fluxes will change under climate warming, and the resulting impacts on O3, are not well known. Here, we use an Earth system model to estimate that natural halogens deplete approximately 13% of tropospheric O3 in the present-day climate. Despite increased levels of natural halogens through the twenty-first century, this fraction remains stable due to compensation from hemispheric, regional and vertical heterogeneity in tropospheric O3 loss. Notably, this halogen-driven O3 buffering is projected to be greatest over polluted and populated regions, due mainly to iodine chemistry, with important implications for air quality.",
author = "Fernando Iglesias-Suarez and Alba Badia and Fernandez, {Rafael P.} and Cuevas, {Carlos A.} and Kinnison, {Douglas E.} and Simone Tilmes and Jean-Fran{\c c}ois Lamarque and Long, {Mathew C.} and Ryan Hossaini and Alfonso Saiz-Lopez",
year = "2020",
month = jan,
day = "20",
doi = "10.1038/s41558-019-0675-6",
language = "English",
volume = "2020",
journal = "Nature Climate Change",
issn = "1758-678X",
publisher = "Nature Publishing Group",

}

RIS

TY - JOUR

T1 - Natural halogens buffer tropospheric ozone in a changing climate

AU - Iglesias-Suarez, Fernando

AU - Badia, Alba

AU - Fernandez, Rafael P.

AU - Cuevas, Carlos A.

AU - Kinnison, Douglas E.

AU - Tilmes, Simone

AU - Lamarque, Jean-François

AU - Long, Mathew C.

AU - Hossaini, Ryan

AU - Saiz-Lopez, Alfonso

PY - 2020/1/20

Y1 - 2020/1/20

N2 - Reactive atmospheric halogens destroy tropospheric ozone (O3), an air pollutant and greenhouse gas. The primary source of natural halogens is emissions from marine phytoplankton and algae, as well as abiotic sources from ocean and tropospheric chemistry, but how their fluxes will change under climate warming, and the resulting impacts on O3, are not well known. Here, we use an Earth system model to estimate that natural halogens deplete approximately 13% of tropospheric O3 in the present-day climate. Despite increased levels of natural halogens through the twenty-first century, this fraction remains stable due to compensation from hemispheric, regional and vertical heterogeneity in tropospheric O3 loss. Notably, this halogen-driven O3 buffering is projected to be greatest over polluted and populated regions, due mainly to iodine chemistry, with important implications for air quality.

AB - Reactive atmospheric halogens destroy tropospheric ozone (O3), an air pollutant and greenhouse gas. The primary source of natural halogens is emissions from marine phytoplankton and algae, as well as abiotic sources from ocean and tropospheric chemistry, but how their fluxes will change under climate warming, and the resulting impacts on O3, are not well known. Here, we use an Earth system model to estimate that natural halogens deplete approximately 13% of tropospheric O3 in the present-day climate. Despite increased levels of natural halogens through the twenty-first century, this fraction remains stable due to compensation from hemispheric, regional and vertical heterogeneity in tropospheric O3 loss. Notably, this halogen-driven O3 buffering is projected to be greatest over polluted and populated regions, due mainly to iodine chemistry, with important implications for air quality.

U2 - 10.1038/s41558-019-0675-6

DO - 10.1038/s41558-019-0675-6

M3 - Journal article

VL - 2020

JO - Nature Climate Change

JF - Nature Climate Change

SN - 1758-678X

ER -