Magma plumbing beneath collapse caldera volcanic systems

BM Kennedy, EP Holohan, J Stix, DM Gravley… - Earth-Science …, 2018 - Elsevier
Advancing our knowledge of caldera volcanoes enables better assessment of hazard and
more efficient harnessing of resources. In this paper we review developments in concepts of …

Lava field evolution and emplacement dynamics of the 2014–2015 basaltic fissure eruption at Holuhraun, Iceland

GBM Pedersen, A Höskuldsson, T Dürig… - Journal of Volcanology …, 2017 - Elsevier
The 6-month long eruption at Holuhraun (August 2014–February 2015) in the Bárðarbunga-
Veiðivötn volcanic system was the largest effusive eruption in Iceland since the 1783–1784 …

Fracturing and tectonic stress drive ultrarapid magma flow into dikes

F Sigmundsson, M Parks, H Geirsson, A Hooper… - Science, 2024 - science.org
Many examples of exposed giant dike swarms can be found where lateral magma flow has
exceeded hundreds of kilometers. We show that massive magma flow into dikes can be …

Evolving shallow conduit revealed by tremor and vent activity observations during episodic lava fountaining of the 2021 Geldingadalir eruption, Iceland

EPS Eibl, T Thordarson, Á Höskuldsson… - Bulletin of …, 2023 - Springer
Cyclic behaviour is observed in volcanic phenomena ranging from caldera collapses to
explosions, spattering or lava fountaining. The repeating processes can define irregular …

Satellite radar and camera time series reveal transition from aligned to distributed crater arrangement during the 2021 eruption of Cumbre Vieja, La Palma (Spain)

V Muñoz, TR Walter, EU Zorn, AV Shevchenko… - Remote Sensing, 2022 - mdpi.com
Magma-filled dikes may feed erupting fissures that lead to alignments of craters developing
at the surface, yet the details of activity and migrating eruptions at the crater row are difficult …

Constraining spatiotemporal characteristics of magma migration at Piton de la Fournaise volcano from pre‐eruptive seismicity

Z Duputel, O Lengliné… - Geophysical Research …, 2019 - Wiley Online Library
Volcano‐tectonic seismicity has been recorded for decades on various volcanoes and is
linked with the magma transport and reservoir pressurization. Yet earthquakes often appear …

Depth migration of seismovolcanic tremor sources below the Klyuchevskoy volcanic group (Kamchatka) determined from a network‐based analysis

J Soubestre, L Seydoux, NM Shapiro… - Geophysical …, 2019 - Wiley Online Library
We present a method for automatic location of dominant sources of seismovolcanic tremor in
3‐D, based on the spatial coherence of the continuously recorded wavefield at a seismic …

Seismic ground vibrations give advanced early-warning of subglacial floods

EPS Eibl, CJ Bean, B Einarsson, F Pàlsson… - Nature …, 2020 - nature.com
Glacier runoff and melt from volcanic and geothermal activity accumulates in glacier
dammed lakes in glaciated areas around the world. These lakes eventually drain, creating …

Response of Fogo volcano (Cape Verde) to lunisolar gravitational forces during the 2014–2015 eruption

S Dumont, G Silveira, S Custódio, F Lopes… - Physics of the Earth and …, 2021 - Elsevier
Volcanoes are complex systems that evolve in space and time as a result of their eruptive
activity. Volcanic eruptions represent the ultimate expression of a complex interplay between …

[HTML][HTML] Long-period seismicity reveals magma pathways above a laterally propagating dyke during the 2014–15 Bárðarbunga rifting event, Iceland

J Woods, C Donaldson, RS White, C Caudron… - Earth and Planetary …, 2018 - Elsevier
The 2014–15 Bárðarbunga–Holuhraun rifting event comprised the best-monitored dyke
intrusion to date and the largest eruption in Iceland in 230 years. A huge variety of seismicity …