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Small undersea volcanoes may unleash outsized tsunamis

Source: Ars Technica · Published Sep 23, 2026, 1:15 PM

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Small undersea volcanoes may unleash outsized tsunamis Ars Technica Sudden collapse of submarine volcano drives extreme hazards Nature Hunga Tonga's eruption accidentally "vacuumed up" methane from the sky in a way scientists had never witnessed before, and the culprit was a chemical chain reaction triggered by ash, seawater, and sunlight that tracked across an entire ocean for ten days energiesmedia.com Hunga Tonga’s record-breaking eruption removed 900 metric tons of methane per day The Brighter Side of News

In Science, Ars Technica puts this story at the center of the day: Small undersea volcanoes may unleash outsized tsunamis Ars Technica Sudden collapse of submarine volcano drives extreme hazards Nature Hunga Tonga's eruption accidentally "vacuumed up" methane from the sky in a way scientists had never witnessed before, and the culprit was a chemical chain reaction triggered by ash, seawater, and sunlight that tracked across FlexChar is surfacing it because it is driving searches and conversation right now.

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