Recent Trends in Stratospheric Chlorine From Very Short-Lived Substances.

J Geophys Res Atmos · 2019 · PMC6446807 · PMID 30984484

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a clear trendno p-value reported

Note, in the case of C 2 H 4 Cl 2 , for which no time trend in the model was applied, the observed data do not appear to show a clear trend and suggest an SGI contribution of the order of ~5–15 ppt Cl in 2014–2016.

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