Two new studies investigate activity at Hawaii’s Kīlauea leading up to and following the 2018 eruption to better understand the volcano’s plumbing and behavior.
Calderas
Posted inNews
Observing a Galápagos Volcano from Buildup to Eruption
Insights from a 13-year monitoring program of Sierra Negra—one of the many volcanoes that dot the Galápagos Islands—shed light on the volcanic evolution of basaltic eruption.
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New Volcano, Old Caldera
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.
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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 inEditors' Highlights
Volcano Monitoring Goes Offshore
Offshore observations by cabled ocean-bottom pressure recorders have revealed details of the 2015 eruption of Axial Seamount submarine volcano in the Pacific Ocean.
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.
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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.
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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
Looking Inside an Active Italian Volcano
Scientists use 3-D imaging to reveal Solfatara crater’s inner plumbing.