Results 21 to 30 of about 498 (196)

Evolving Shallow-conduit Container Affects the Lava Fountaining during the 2021 Fagradalsfjall Eruption, Iceland

open access: gold, 2022
Abstract Pulsating behaviour is observed in volcanic phenomena ranging from caldera collapses to explosions, spattering or lava fountaining. The repeating processes can define irregular, regular or systematically changing patterns. These patterns yield information about the subsurface structure, which often is not considered in detail.
Eva P. S. Eibl   +6 more
openalex   +2 more sources

Ionospheric Disturbances During the 4 December 2015, Mt. Etna Eruption

open access: yesEarth and Space Science
This study presents the detection and characterization of co‐volcanic ionospheric disturbances (CVIDs) associated with Mt. Etna's large‐scale lava fountain (Italy).
F. Ferrara   +7 more
doaj   +2 more sources

Environmental Effects of Volcanic Volatile Fluxes From Subaerial Large Igneous Provinces

open access: yesGeophysical Monograph Series, Page 103-116., 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.
Tamsin A. Mather, Anja Schmidt
wiley  

+3 more sources

Volcanic Jet Noise from the Kilauea Fissure 8 Lava Fountain

open access: gold, 2020
<p>Seismic and acoustic signals are important for remote real time and post-eruption analysis of volcanic eruptions. To properly interpret these signals it is critical to connect their characteristics with eruption parameters.
Julia E. Gestrich   +6 more
openalex   +2 more sources

Clustering of eruptive events from high-precision strain signals recorded during the 2020–2022 lava fountains at the Etna volcano (Italy) [PDF]

open access: yesNatural Hazards and Earth System Sciences, 2023
Lava fountains at the Etna volcano are spectacular eruptive events characterized by powerful jets that expel hot mixtures of solid particles and volcanic gases, easily reaching stratospheric heights.
L. Carleo, G. Currenti, A. Bonaccorso
doaj   +1 more source

Acoustic observations of lava fountain activity during the 2021 Fagradalsfjall eruption, Iceland [PDF]

open access: greenBulletin of Volcanology, 2022
Abstract The 2021 eruption within the Fagradalsfjall volcanic system in Iceland provided a rare opportunity to record acoustic data generated by a basaltic fissure. Eruptive activity in May 2021 was defined by a sequence of repetitive lava fountaining activity.
Oliver D. Lamb   +7 more
openalex   +2 more sources

Modeling the dynamics of lava fountains at Etna

open access: gold
In recent years, Etna's primary eruptive activity has been marked by extended sequences of lava fountain episodes. Lava fountains are explosive events involving intense jets of gas and solid particles, which significantly impact air traffic and urban areas due to ash dispersal and fallout.
Giovanni Macedonio   +5 more
openalex   +2 more sources

Erratum to: Lava discharge during Etna’s January 2011 fire fountain tracked using MSG-SEVIRI [PDF]

open access: bronzeBulletin of Volcanology, 2012
In the paper by Gouhier, M., Harris, A., Calvari, S., Labazuy, P., Guehenneux, Y., Donnadieu, F., Valade, S, entitled “Lava discharge during Etna’s January 2011 fire fountain tracked using MSG-SEVIRI” (Bull Volcanol (2012) 74:787–793, DOI 10.1007/s00445-011-0572-y), we present data from a Doppler radar (VOLDORAD 2B).
Mathieu Gouhier   +6 more
openalex   +3 more sources

Aerosol formation in basaltic lava fountaining: Eyjafjallajökull volcano, Iceland [PDF]

open access: yesJournal of Geophysical Research: Atmospheres, 2012
A short‐lived episode of basaltic lava fountaining at Eyjafjallajökull volcano (March – April 2010) produced a low‐altitude, ash‐poor plume. We measured the composition of aerosol particles (sampled using a cascade impactor and filter packs), gases (sampled using filter packs), and volatile species scavenged by scoria and external water in order to ...
Evgenia Ilyinskaya   +2 more
openaire   +1 more source

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