Natural aerosols confound climate predictions
Researchers can’t say how much cooling these floating particles cause
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UNCERTAIN PREDICTIONS Aerosols like those that result from eruptions of volcanoes such as Iceland’s Eyjafjallajökull can cool climate, but scientists can’t say by how much. A new study suggests natural aerosols add more uncertainty to climate predictions than researchers realized.
U.S. Geological Survey and Oddur Sigurðsson/Iceland Meteorological Office