The eruption in Fagradalsfjall (2021, Iceland): how the operational monitoring and the volcanic hazard assessment contributed to its safe access

S Barsotti, MM Parks, MA Pfeffer, BA Óladóttir, T Barnie… - Natural Hazards, 2023 - Springer
After more than a year of unrest, a small effusive eruption commenced in Fagradalsfjall,
Iceland, on 19 March 2021. The eruption lasted six months. The first six weeks were …

[HTML][HTML] Deformation and seismicity decline before the 2021 Fagradalsfjall eruption

F Sigmundsson, M Parks, A Hooper, H Geirsson… - Nature, 2022 - nature.com
Increased rates of deformation and seismicity are well-established precursors to volcanic
eruptions, and their interpretation forms the basis for eruption warnings worldwide. Rates of …

[HTML][HTML] Swarm seismicity illuminates stress transfer prior to the 2021 Fagradalsfjall eruption in Iceland

T Fischer, P Hrubcová, A Salama, J Doubravová… - Earth and Planetary …, 2022 - Elsevier
The 2021 Fagradalsfjall volcanic eruption in the Reykjanes Peninsula, Iceland, was followed
by effusive lava outflow lasting six months. It was preceded by an intensive earthquake …

A new 3-D finite-fault model of the Southwest Iceland bookshelf transform zone

F Bayat, M Kowsari, B Halldorsson - Geophysical Journal …, 2022 - academic.oup.com
The largest earthquakes in Iceland occur in the South Iceland seismic zone (SISZ) and the
Tjörnes fracture zone in the northeast. With the latter being primarily offshore, the seismic …

Strong ground motion from the seismic swarms preceding the 2021 and 2022 volcanic eruptions at Fagradalsfjall, Iceland

VM Hernández-Aguirre, R Rupakhety… - Bulletin of Earthquake …, 2023 - Springer
Abstract The Geldingadalir and Meradalir eruptions at Mt. Fagradalsfjall in the Reykjanes
Peninsula on 19 March 2021 and 3 August 2022, respectively, were preceded by intense …

Paraglacial exposure and collapse of glacial sediment: The 2013 landslide onto Svínafellsjökull, southeast Iceland

D Ben‐Yehoshua, Þ Sæmundsson… - Earth Surface …, 2022 - Wiley Online Library
In the last 130 years, Icelandic glaciers have experienced significant mass loss, and
numerous paraglacial slope failures have been documented in the country. One such failure …

Interaction between propagating basaltic dikes and pre-existing fractures: A case study in hyaloclastite from Dyrfjöll, Iceland

SHM Greiner, S Burchardt, F Sigmundsson… - Journal of Volcanology …, 2023 - Elsevier
Magma in the Earth's crust is commonly transported through dikes. Fractures and faults,
which are common in the shallow crust, form structural weaknesses that can act as energy …

[HTML][HTML] 3D S-wave velocity imaging of Reykjanes Peninsula high-enthalpy geothermal fields with ambient-noise tomography

JE Martins, C Weemstra, E Ruigrok, A Verdel… - Journal of Volcanology …, 2020 - Elsevier
Tomographic imaging based on ambient seismic noise measurements has shown to be a
powerful tool, especially in areas like Iceland, where the microseism illumination is …

Relationships between volcanism and plate tectonics: A case-study from the Canterbury Basin, New Zealand

A Barrier, A Bischoff, A Nicol, GH Browne, KN Bassett - Marine Geology, 2021 - Elsevier
Buried volcanoes and igneous intrusions of Cretaceous to Pleistocene age are widespread
in the Canterbury Basin, New Zealand. Interpretation of 2D and 3D seismic reflection lines …

The structure of seismogenic strike-slip faults in the eastern part of the Reykjanes Peninsula Oblique Rift, SW Iceland

P Einarsson, ÁR Hjartardóttir, S Hreinsdóttir… - Journal of Volcanology …, 2020 - Elsevier
A considerable part of the seismic risk to the capital area of Iceland is provided by a series of
strike-slip faults at the mid-Atlantic plate boundary within a distance range of 15–35 km …