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Mount Tambora By: Cindy Lee
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Located on island of Sumbawa in Indonesia
Subduction zone of Indian Ocean Plate subducting into Eurasian Plate
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Stratovolcano 1815 had 2 eruptions in April April 5 Small tremors Pyroclastic flow April 10 Top of Mount Tambora blew off Eruption measured a VEI-7 Produced giant plinian column Reached km high into the stratosphere Tephra ejected ~100 km3
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Pre-eruption height ~4,300 m Post-eruption height ~2,851 m
Caldera width ~6,000 m depth ~1,250 m
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Effects ~10,000 people died from initial eruption
Year Without A Summer 1816 Decreased global temperatures by 5.4 oF Summers were extended winters Heavy snow and frost prevented crops from growing ~80,000 people died from starvation and disease
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Since 1815 eruption Still active Smaller eruptions 1880, 1867
Seismic activity 2011, 2012, 2013
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References https://www.britannica.com/place/Mount-Tambora
the-past / _Tambora
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