Results 61 to 70 of about 359,542 (226)

Real‐Time Coseismic Slip Estimation via the GNSS Carrier Phase to Fault Slip Approach: A Case Study of the 2016 Kumamoto Earthquake

open access: yesGeophysical Research Letters, 2019
We investigate the feasibility of Global Navigation Satellite System (GNSS)‐based deformation monitoring that detects coseismic fault slip directly from GNSS carrier phases without conventional positioning analysis.
Yusuke Tanaka   +2 more
doaj   +1 more source

Impact of volcanic eruptions on extratropical atmospheric circulations: review, revisit and future directions

open access: yesEnvironmental Research Letters, 2023
Understanding the impacts of volcanic eruptions on the atmospheric circulations and surface climate in the extratropics is important for inter-annual to decadal climate prediction. Previous studies on the Northern Hemisphere climate responses to volcanic
Seungmok Paik   +7 more
doaj   +1 more source

Maars to calderas. End-members on a spectrum of explosive volcanic depressions [PDF]

open access: yes, 2015
We discuss maar-diatremes and calderas as end-members on a spectrum of negative volcanic landforms (depressions) produced by explosive eruptions (note—we focus on calderas formed during explosive eruptions, recognizing that some caldera types are not ...
Palladino, Danilo Mauro   +3 more
core   +1 more source

Coseismic crustal seismic velocity changes associated with the 2024 MW 7.5 Noto earthquake, Japan

open access: yesEarth, Planets and Space
The 2024 $$\hbox {M}_{\textrm{w}}$$ M w 7.5 Noto earthquake, Japan, was preceded by an intense seismic swarm thought to be driven by upward fluid migration.
Nicolas Paris   +11 more
doaj   +1 more source

Volatile Degassing From Magma Chambers as a Control on Volcanic Eruptions

open access: yesJournal of Geophysical Research: Solid Earth, 2019
The loss of volatiles from a magma reservoir affects the magmatic overpressure responsible for driving ground deformation and eruptions. Although the high‐temperature metamorphic aureole around a magma chamber is typically considered to have low ...
T. Mittal, M. Richards
semanticscholar   +1 more source

An analytical model for gas overpressure in slug-driven explosions:insights into Strombolian volcanic eruptions [PDF]

open access: yes, 2012
Strombolian eruptions, common at basaltic volcanoes, are mildly explosive events that are driven by a large bubble of magmatic gas (a slug) rising up the conduit and bursting at the surface.
Del Bello, Elisabetta   +4 more
core   +1 more source

Significant afterslip contribution to postseismic deformation in Sado Island following the 2024 Noto Peninsula earthquake: insights from two dense GNSS observation networks

open access: yesEarth, Planets and Space
This study investigated postseismic deformation resulting from the 2024 Noto Peninsula earthquake on January 1. Particular focus was placed on the displacement observed in Sado Island, which is located several tens of kilometers east of the eastern end ...
Miku Ohtate, Yusaku Ohta, Yuta Mitsui
doaj   +1 more source

Development of OrSAEv Model Learning: Preliminary Study of Students’ Prepareness Facing Volcanic Eruption Disaster

open access: yesStudies in Learning and Teaching, 2021
Geologically, Indonesia is a country prone to disasters, particularly volcanic eruptions. One of the steps that can be taken to minimize the impact of volcanic eruptions is through the education sector as foundation the knowledge, attitudes, and skills ...
Siti Nurvitasari, Madlazim, Wasis
doaj   +1 more source

Thermal vesiculation during volcanic eruptions [PDF]

open access: yesNature, 2015
Terrestrial volcanic eruptions are the consequence of magmas ascending to the surface of the Earth. This ascent is driven by buoyancy forces, which are enhanced by bubble nucleation and growth (vesiculation) that reduce the density of magma. The development of vesicularity also greatly reduces the 'strength' of magma, a material parameter controlling ...
Yan Lavallée   +11 more
openaire   +3 more sources

Southern Annular Mode response to volcanic eruptions: implications for ice core proxies [PDF]

open access: yes, 2011
Large tropical volcanic eruptions have been observed to have a significant influence on the large-scale circulation patterns of the Northern Hemisphere, through mechanisms related to the radiative effects of the sulfate aerosols resulting from the ...
Krüger, Kirstin   +4 more
core  

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