Magma pancakes beneath Lake Toba
Where do the tremendous amounts of material that are ejected to from huge volcanic calderas during super-eruptions actually originate?
Earth Sciences
Oct 30, 2014
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News tagged with magma
Related topics:
volcano
The silent build-up to a super-eruption
It is estimated that about 5 to 10 volcanoes worldwide are capable of producing a super-eruption that could catastrophically affect global climate. One of these volcanoes hides below the waters of Lake Toba in Sumatra and ...
Earth Sciences
Nov 1, 2021
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New study shines light on hazards of Earth's largest volcano
Scientists from the University of Miami (UM) Rosenstiel School of Marine and Atmospheric Science analyzed ground movements measured by Interferometric Synthetic Aperture Radar (InSAR) satellite data and GPS stations to precisely ...
Earth Sciences
May 24, 2021
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Magma accumulation highlights growing threat from Japanese volcano
A research team led by the University of Bristol has found magma build-up beneath Japan's Aira caldera and Sakurajima volcano may indicate a growing threat to Kagoshima city and its 600,000 inhabitants.
Earth Sciences
Sep 13, 2016
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Long dormant volcanoes can erupt rapidly and explosively, says Ciomadul study
Can a volcano erupt after tens of thousands of years of dormancy? If so, how can this be explained and what makes volcanic eruptions more dangerous?
Earth Sciences
Dec 12, 2023
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Giant 'balloon of magma' inflates under Santorini
A new survey suggests that the chamber of molten rock beneath Santorini's volcano expanded 10-20 million cubic metres – up to 15 times the size of London's Olympic Stadium – between January 2011 and April 2012.
Earth Sciences
Sep 9, 2012
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Putting the squeeze on planets outside our solar system
(PhysOrg.com) -- Using high-powered lasers, scientists at Lawrence Livermore National Laboratory and collaborators discovered that molten magnesium silicate undergoes a phase change in the liquid state, abruptly transforming ...
Condensed Matter
Feb 10, 2012
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Scientists shine light on tiny crystals behind unexpected violent eruptions
In a new study of volcanic processes, Bristol scientists have demonstrated the role nanolites play in the creation of violent eruptions at otherwise 'calm' and predictable volcanoes.
Earth Sciences
Sep 23, 2020
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As tectonic plates pull apart, what drives the formation of rifts?
At the boundaries between tectonic plates, narrow rifts can form as Earth's crust slowly pulls apart.
Earth Sciences
Feb 7, 2022
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Supervolcanoes likely triggered externally, study finds
Supervolcanoes, massive eruptions with potential global consequences, appear not to follow the conventional volcano mechanics of internal pressure building until the volcano blows. Instead, a new study finds, such massive ...
Earth Sciences
Nov 4, 2015
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