Articles | Volume 25, issue 21
https://doi.org/10.5194/acp-25-14535-2025
https://doi.org/10.5194/acp-25-14535-2025
Research article
 | 
04 Nov 2025
Research article |  | 04 Nov 2025

Global sensitivity of tropospheric ozone to precursor emissions in clean and present-day atmospheres: insights from AerChemMIP simulations

Wei Wang and Chloe Yuchao Gao

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Cited articles

Austin, J., Horowitz, L. W., Schwarzkopf, M. D., Wilson, R. J., and Levy II, H.: Stratospheric ozone and temperature simulated from the preindustrial era to the present day, Journal of Climate, 26, 3528–3543, https://doi.org/10.1175/jcli-d-12-00162.1, 2013. 
Bauer, S. E., Tsigaridis, K., Faluvegi, G., Kelley, M., Lo, K. K., Miller, R. L., Nazarenko, L., Schmidt, G. A., and Wu, J.: Historical (1850–2014) aerosol evolution and role on climate forcing using the GISS ModelE2.1 contribution to CMIP6, Journal of Advances in Modeling Earth Systems, 12, https://doi.org/10.1029/2019ms001978, 2020. 
Carrillo-Torres, E. R., Hernandez-Paniagua, I. Y., and Mendoza, A.: Use of combined observational-and model-derived photochemical indicators to assess the O3-NOx-VOC system sensitivity in urban areas, Atmosphere, 8, https://doi.org/10.3390/atmos8020022, 2017. 
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We note that the CESM2-WACCM and GFDL-ESM4 models would not simulate the tropospheric O3 forcing due to precursor gases from natural sources. Furthermore, the ozone simulated by them are also obviously less sensitive to natural precursors than to anthropogenic sources.
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