Results 21 to 30 of about 7,833 (249)

Seismological monitoring of the February 2007 effusive eruption of the Stromboli volcano

open access: diamondAnnals of Geophysics, 2007
On February 27, 2007, the Stromboli volcano, which has usually been characterized by moderate explosive activity, started an effusive eruption with a small lava flow down the NW flank. The permanent broadband network installed on the island allowed the revealing of anomalies in the seismicity before the effusive eruption and for the phenomena to be ...
M. Martini   +9 more
openalex   +5 more sources

A Deep Active Learning Approach to the Automatic Classification of Volcano-Seismic Events

open access: yesFrontiers in Earth Science, 2022
Volcano-seismic event classification represents a fundamental component of volcanic monitoring. Recent advances in techniques for the automatic classification of volcano-seismic events using supervised deep learning models achieve high accuracy. However,
Grace F. Manley   +6 more
doaj   +1 more source

Magma migration below Tancítaro and Paricutin volcanoes revealed by seismology [PDF]

open access: goldGeophysical Journal International
SUMMARY In this study, we analyse the 2020 seismic swarm that lasted two months and occurred between the Tancítaro and the Paricutin volcanoes in the Michoacán Guanajuato Volcanic Field, Mexico. We developed a new method to automatically detect and locate about 100 000 earthquakes, enabling us to track the magma migration through narrow ...
Mathieu Perton   +4 more
openalex   +2 more sources

Investigating potential icequakes at Llaima volcano, Chile

open access: yesVolcanica, 2020
Glacially- and magmatically-derived seismic events have been noted to heavily overlap in characteristics, thus there exists the potential for false-alarms or missed warnings at ice-covered volcanoes. Here we present the first study to specifically target
Oliver Lamb   +6 more
doaj   +1 more source

The recent seismicity of Mt. Vesuvius: inference on seismogenic processes

open access: yesAnnals of Geophysics, 2013
We have analyzed the recent seismicity of Mt. Vesuvius, with particular emphasis on the period 1999-2012. Since 1972 continuous observations with electromagnetic seismometers allowed the compilation of a detailed earthquake catalogue for the station OVO.
Luca D’Auria   +13 more
doaj   +1 more source

Front Matter

open access: yesGeophysical Monograph Series, Page i-xiv., 2021

Exploring the links between Large Igneous Provinces and dramatic environmental impact

An emerging consensus suggests that Large Igneous Provinces (LIPs) and Silicic LIPs (SLIPs) are a significant driver of dramatic global environmental and biological changes, including mass extinctions.
wiley  

+1 more source

Crustal structure below Popocat\'epetl Volcano (Mexico) from analysis of Rayleigh waves [PDF]

open access: yes, 2007
An array of ten broadband stations was installed on the Popocat\'epetl volcano (Mexico) for five months between October 2002 and February 2003. 26 regional and teleseismic earthquakes were selected and filtered in the frequency time domain to extract the
Almendros   +27 more
core   +7 more sources

The 2018 Hokkaido Eastern Iburi earthquake (M JMA = 6.7) was triggered by a strike-slip faulting in a stepover segment: insights from the aftershock distribution and the focal mechanism solution of the main shock

open access: yesEarth, Planets and Space, 2019
The Hokkaido Eastern Iburi earthquake (M JMA = 6.7) occurred on September 6, 2018, in the Hokkaido corner region where the Kurile and northeastern Japan island arcs meet.
Kei Katsumata   +22 more
doaj   +1 more source

A seismological study of Lucky Strike volcano and hydrothermal field, Mid-Atlantic Ridge

open access: green, 2023
Hydrothermal circulations at Mid-Ocean Ridges are responsible for thermal and chemical exchange between the solid earth and the ocean. Studying hydrothermal circulation at slow spreading ridges is particularly challenging because the location and size of the magmatic heat source and the geometry of hydrothermal fluid pathways are in most cases poorly ...
Soumya Bohidar
openalex   +3 more sources

Volcanic earthquake catalog enhancement using integrated detection, matched-filtering, and relocation tools

open access: yesFrontiers in Earth Science, 2023
Volcanic earthquake catalogs are an essential data product used to interpret subsurface volcanic activity and forecast eruptions. Advances in detection techniques (e.g., matched-filtering, machine learning) and relative relocation tools have improved ...
Darren Tan   +6 more
doaj   +1 more source

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