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The Lost Volcano That Changed the Climate: Zavaritskii Revealed

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Summary
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70% Informative

Scientists have long been puzzled by a mysterious sulfur spike in ice cores from 1831 .

They matched sulfur isotopes from ice cores to ash from Zavaritsky Caldera in Koreal Islands .

The eruption rivaled the 1991 Pinatubo eruption in scale, triggering global climate effects.