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CLIMATE SCIENCE

Polluted skies are cloudier

Analyses of the 2014 Iceland–Holuhraun volcanic eruption revealed the emitted aerosols induced a 10% increase in cloud coverage above the region, suggesting anthropogenic aerosols might strongly cool the Earth’s climate by increasing the cloud coverage.

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Fig. 1: Holuhraun volcanic eruption in Iceland.

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Correspondence to Velle Toll.

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Toll, V. Polluted skies are cloudier. Nat. Geosci. 15, 601–602 (2022). https://doi.org/10.1038/s41561-022-00997-0

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  • DOI: https://doi.org/10.1038/s41561-022-00997-0

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