Geology

4 articles

A cross-section of Earth's geological strata showing clear evidence of human impact, including plastic waste, industrial pollutants, and altered rock formations.

What is Anthropocene geology and why is its formal recognition debated?

In March 2024, a proposal to formally recognize the 'Anthropocene' as a new geological epoch, marking humanity's indelible impact on Earth, met rejection from the Subcommission on Quaternary Stratigra

David Grossman·June 16, 2026

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.

Cosmos & Space

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

Massive Hunga Tonga-Hunga Ha'apai volcanic eruption with a towering ash cloud and shockwave over the Pacific Ocean.

Earth & Environment

Hunga Tonga Eruption: 55km Reach, Rewrites Climate, Impacts Marine Life

The Hunga Tonga-Hunga Ha’apai volcano erupted in January 2022, unleashing a force so immense its boom resonated across continents, reaching as far away as Canada.

David Grossman·May 20, 2026