New research outlines the risk of catastrophic eruptions and urges policymakers to support more widespread monitoring.
volcanoes
Posted inNews
Supervolcanoes Linger a While, Then Rush to Erupt
Geologists examined crystals in rock from four massive eruptions in the Chilean Andes.
Posted inEditors' Vox
Global Seismic Networks: Recording the Heartbeat of the Earth
Global broadband seismographic networks have provided the science community with 30 years of data which is being used to understand the Earth.
Posted inEditors' Vox
Old Igneous Rocks Hold the Key to Crustal Thickness Evolution
The chemical composition of orogenic igneous rocks and their zircons is sensitive to crustal thickness and can be used to quantify the evolution of Moho depths beneath continents back in time.
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Volcanic Winters Ushered in the Jurassic Reign of the Dinosaurs
Sediment cores from northwestern China reveal freezing conditions during the Late Triassic killed off many forms of life—but not dinosaurs.
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This One Simple Trick Helps Us Understand How Much Water Is in Martian Lavas
Understanding how much water is in Martian magma is vital for understanding whether the Red Planet had seas in its early history.
Posted inEditors' Highlights
Tonga Volcanic Eruption Produced Ionospheric Hole and ‘Bubbles’
The 2022 Tonga volcano eruption altered the global ionosphere, creating a huge ionospheric hole locally near the epicenter and large-amplitude plasma bubbles remotely over the Asia-Oceania area.
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A Spike in Wildfires Contributed to the End-Permian Extinction
An upward trend in fossilized charcoal indicates that wildfires may have contributed to extinctions during the Great Dying.
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Stretching Crust Explains Earth’s 170,000-Year-Long Heat Wave
During a brief period in Earth’s past, a massive emission of carbon abruptly raised global temperatures, acidified oceans, and stamped out species. New data may help explain how it happened.
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Mapping a Volcanic Eruption in the Backyard of Iceland’s Capital
Researchers used satellites and aerial data to create regularly updated maps of the Fagradalsfjall eruption for both the public and disaster response agencies.