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calderas

Drilling reveals the mechanics at play behind an ancient eruption.
Posted inResearch Spotlights

Deep Drilling Reveals Puzzling History of Campi Flegrei Caldera

Alexandra Branscombe by A. Branscombe 1 February 20172 May 2022

Results show that caldera collapse attributed to a super eruption almost 40,000 years ago was smaller than what scientists expected. So what might have really happened?

View of the Grand Canyon of Yellowstone National Park
Posted inNews

Pinpointing the Trigger Behind Yellowstone's Last Supereruption

by A. Woodward 4 January 201712 September 2022

Geologists suggest that mixing of magma melt pockets could have caused the explosion a little more than 600,000 years ago.

Researchers hope to pinpoint timing of future eruptions in Italy’s Campi Flegrei caldera.
Posted inResearch Spotlights

When Might the Campi Flegrei Caldera Erupt Again?

Alexandra Branscombe by A. Branscombe 23 November 201630 September 2022

The clock may be ticking for Italy's Campi Flegrei caldera, a region with a pattern of numerous and sometimes large explosive eruptions. The next explosion could be less than 100 years away.

modeling-heat-source-hydrothermal-reservoir-long-valley-caldera
Posted inResearch Spotlights

Mapping Water and Heat Deep Under Long Valley Caldera

Leah Crane by L. Crane 29 September 201611 January 2022

Researchers use electrical resistivity to find the heat source and reservoir feeding Long Valley Caldera's labyrinthine hydrothermal system.

Posted inResearch Spotlights

Forecasting Eruptions at Restless Calderas

Kate Wheeling, freelance science writer by Kate Wheeling 26 January 201617 November 2022

Scientists review decades of data on swarms of earthquakes, surface deformation, degassing, and microgravity changes around calderas to determine when such forms of unrest may result in eruptions.

Posted inScience Updates

Better Forecasting for the Next Volcanic Eruption

by V. Acocella and G. Chiodini 12 November 201517 November 2022

The Eruptive Precursors project in Campi Flegrei, Italy, seeks to understand conditions leading to caldera eruptions.

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