An investigation of droplet freezing in clouds suggests that a minor component of mineral dust in the atmosphere is the main catalyst for this process. Two experts discuss the ramifications of this finding for those investigating cloud-droplet freezing, and for scientists studying atmospheric aerosols. See Letter p.355
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Notes
*This article and the paper under discussion1 were published online on 12 June 2013.
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Koop, T., Mahowald, N. The seeds of ice in clouds. Nature 498, 302–303 (2013). https://doi.org/10.1038/nature12256
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DOI: https://doi.org/10.1038/nature12256
