Science and Discovery

Volcanism

2 articles

A massive seafloor volcano erupts during an ice age, releasing plumes of ash and lava into the deep ocean, impacting the marine environment.

Earth & Environment

Ice Age Sea Level Drops Boosted Seafloor Volcano Activity, Study Finds

Sediment records from the eastern equatorial Pacific reveal that ancient ice ages, by dropping sea levels, supercharged deep-sea volcanoes.

David Grossman·June 10, 2026

Massive volcanic eruptions from the Siberian Traps spewing ash and gases into the atmosphere, representing a catastrophic event in Earth's history.

Mantle plumes trigger mass extinctions by altering Earth's climate

252 million years ago, a series of eruptions in Siberia, not an asteroid, unleashed enough greenhouse gases to wipe out over 90% of marine species.

Marcus Cole·May 28, 2026