Articles | Volume 22, issue 12
https://doi.org/10.5194/acp-22-8299-2022
https://doi.org/10.5194/acp-22-8299-2022
Research article
 | 
28 Jun 2022
Research article |  | 28 Jun 2022

Seasonal updraft speeds change cloud droplet number concentrations in low-level clouds over the western North Atlantic

Simon Kirschler, Christiane Voigt, Bruce Anderson, Ramon Campos Braga, Gao Chen, Andrea F. Corral, Ewan Crosbie, Hossein Dadashazar, Richard A. Ferrare, Valerian Hahn, Johannes Hendricks, Stefan Kaufmann, Richard Moore, Mira L. Pöhlker, Claire Robinson, Amy J. Scarino, Dominik Schollmayer, Michael A. Shook, K. Lee Thornhill, Edward Winstead, Luke D. Ziemba, and Armin Sorooshian

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Aerosol Cloud meTeorology Interactions oVer the western ATlantic Experiment Data Armin Sorooshian https://doi.org/10.5067/SUBORBITAL/ACTIVATE/DATA001

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Short summary
In this study we show that the vertical velocity dominantly impacts the cloud droplet number concentration (NC) of low-level clouds over the western North Atlantic in the winter and summer season, while the cloud condensation nuclei concentration, aerosol size distribution and chemical composition impact NC within a season. The observational data presented in this study can evaluate and improve the representation of aerosol–cloud interactions for a wide range of conditions.
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