Researchers suggest a magma chamber sits within an old submarine caldera structure that extends into the mantle. Nearby, a new underwater volcano emerged with a flurry of seismicity.
calderas
Posted inNews
Are Geysers a Signal of Magma Intrusion Under Yellowstone?
Steamboat Geyser, the world’s tallest, is in the midst of one of its largest periods of activity. Is it linked to new magma intruding under the Yellowstone caldera?
Posted inResearch Spotlights
Fault Dips Figured in Kīlauea’s Caldera Collapse
Large-volume volcanic eruptions can create instabilities in the ground above magma chambers, leading to massive collapses and telltale calderas.
Posted inResearch Spotlights
Volcano in Iceland Is One of the Largest Sources of Volcanic CO2
High-precision airborne measurements, in combination with atmospheric modeling, suggest that the Katla subglacial caldera may be one of the planet’s biggest sources of volcanic carbon dioxide.
Posted inNews
Two Active Volcanoes in Japan May Share a Magma Source
Evidence collected following the 2011 eruption of Japan’s Shinmoedake volcano suggests that the powerful event affected the behavior of an active caldera nearby.
Posted inNews
Scientists Discover an Environment on the Cusp of Habitability
A volcanically heated Costa Rican lake hosts only one type of organism, suggesting that its Mars-like environment is just barely capable of supporting life.
Posted inResearch Spotlights
Visualizing One of the Most Hazardous Formations in Nature
A network of buoys provides a first glimpse of the seafloor beneath a volatile Italian caldera.
Posted inResearch Spotlights
Looking Inside an Active Italian Volcano
Scientists use 3-D imaging to reveal Solfatara crater’s inner plumbing.
Posted inScience Updates
New Volcanic Island Unveils Explosive Past
A recent volcanic eruption near Tonga in the southwest Pacific created a new island, giving scientists a rare opportunity to explore the volcanic record of this remote region.
Posted inResearch Spotlights
What Led to the Largest Volcanic Eruption in Human History?
A mineral-dating project at the Toba caldera in Indonesia sheds light on the science of supereruptions.