Results 1 to 10 of about 455 (195)

Tidal modulation of the seismic activity related to the 2021 La Palma volcanic eruption [PDF]

open access: yesScientific Reports, 2023
The volcanic eruption at La Palma started on September 19, 2021. The eruption was preceded by a seismic swarm that began on September 11, although anomalous seismicity has been observed on the island since 2017.
Luis Miguelsanz   +3 more
doaj   +2 more sources

Bubble-enhanced basanite–tephrite mixing in the early stages of the Cumbre Vieja 2021 eruption, La Palma, Canary Islands [PDF]

open access: yesScientific Reports, 2023
Syneruptive magma mixing is widespread in volcanic eruptions, affecting explosivity and composition of products, but its evidence in basaltic systems is usually cryptic.
Diego González-García   +3 more
doaj   +2 more sources

The 1723 A.D. violent strombolian and phreatomagmatic eruption at Irazú Volcano, Costa Rica

open access: closedRevista Geológica de América Central, 2013
The largest of the recorded historic eruptions at Irazú volcano began on February 16, 1723 and lasted until at least December 11. We here critically examine deposits of this eruption exposed on the summit of Irazú.
Guillermo E. Alvarado   +1 more
doaj   +1 more source

Can vesicle size distributions assess eruption intensity during volcanic activity? [PDF]

open access: yesSolid Earth, 2013
We studied three-dimensional (3-D) vesicle size distributions by X-ray microtomography in scoria collected during the relatively quiescent Phase II of the April–May 2010 eruption at Eyjafjallajökull volcano, Iceland.
A. LaRue   +4 more
doaj   +1 more source

Rapid response petrology for the opening eruptive phase of the 2021 Cumbre Vieja eruption, La Palma, Canary Islands

open access: yesVolcanica, 2022
How and why magmatic systems reactivate and evolve is a critical question for monitoring and hazard mitigation efforts during initial response and ongoing volcanic crisis management.
Matthew J. Pankhurst   +12 more
doaj   +1 more source

Rheological control on the dynamics of explosive activity in the 2000 summit eruption of Mt. Etna [PDF]

open access: yesSolid Earth, 2010
In the period from January to June 2000 Mt. Etna exhibited an exceptional explosive activity characterized by a succession of 64 Strombolian and fire-fountaining episodes from the summit South-East Crater.
D. Giordano   +3 more
doaj   +1 more source

The Explosive Activity of the 2021 Tajogaite Eruption (La Palma, Canary Islands, Spain)

open access: yesGeochemistry, Geophysics, Geosystems, 2023
The explosive activity of the 2021 Tajogaite eruption eludes pigeonholing into well‐defined eruption styles, with a variety of pyroclast ejection modes occurring both alternately and simultaneously at multiple vents.
J. Taddeucci   +12 more
doaj   +1 more source

Dynamics and style transition of a moderate, Vulcanian-driven eruption at Tungurahua (Ecuador) in February 2014: pyroclastic deposits and hazard considerations [PDF]

open access: yesSolid Earth, 2017
The ongoing eruptive cycle of Tungurahua volcano (Ecuador) since 1999 has been characterised by over 15 paroxysmal phases interrupted by periods of relative calm.
J. E. Romero   +6 more
doaj   +1 more source

Tephra sedimentation and grainsize associated with pulsatory activity: the 2021 Tajogaite eruption of Cumbre Vieja (La Palma, Canary Islands, Spain)

open access: yesFrontiers in Earth Science, 2023
Long-lasting eruptions are of complex characterization and are typically associated with challenging risk assessment and crisis management due to the usual occurrence of multiple interacting hazards evolving at different temporal and spatial scales (e.g.,
Costanza Bonadonna   +20 more
doaj   +1 more source

Explosive-effusive eruption of Alaid volcano in 2022 (Atlasova Island, Northern Kuril Islands)

open access: yesВестник Камчатской региональной ассоциации "Учебно-научный центр". Серия: Науки о Земле, 2023
Data are presented on a moderate effusive-explosive eruption of the summit crater of Alaid volcano (Atlasov Island, Northern Kuril Islands) observed from September 10 to December 1, 2022.
A.V. Degterev   +2 more
doaj   +1 more source

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