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Iceland

Photomicrograph of tree ring cell density from open to tight showing the repeating pattern of seasonal growth.
Posted inEditors' Highlights

How Hot Was the Summer of 1783 Really? Trees Tell Tales

by Sarah Feakins 20 April 202214 April 2022

Volcanoes, heat waves, and tree rings – getting the seasonal story straight – a new study finds that volcanic fog lowered summer tree ring density despite the heat.

The Krafla geothermal power station in northern Iceland
Posted inResearch Spotlights

Innovative Model Elucidates Geothermal Energy Resource

by Aaron Sidder 14 March 202214 March 2022

Data from deep wells and a Bayesian modeling framework shed new light on one of Iceland’s valuable geothermal reservoirs.

A snowcat plows its way through snow with a rocky ridge in the background.
Posted inScience Updates

Sensing Iceland’s Most Active Volcano with a “Buried Hair”

by Sara Klaasen, Sölvi Thrastarson, Andreas Fichtner, Yeşim Çubuk-Sabuncu and Kristín Jónsdóttir 4 January 20221 June 2022

Distributed acoustic sensing offered researchers a means to measure ground deformation from atop ice-clad Grímsvötn volcano with unprecedented spatial and temporal resolutions.

Foto de Kristin Jónsdóttir, la sismóloga de la Oficina Meteorológica de Islandia al frente, con Fagradalsfjall haciendo erupción detrás. A medida que lava naranja sale de pequeño cráter, humo anarajandizo sube al aire. El fondo de basalto negro solidificado brilla en rojo.
Posted inNews

Persiguiendo magma por la península de Reykjanes en Islandia

by Alka Tripathy-Lang 30 June 202110 November 2021

La Oficina Meteorológica de Islandia ha estado rastreando la agitación cerca de la erupción de Fagradalsfjall desde diciembre de 2019, mientras que investigadores en otros lugares exploran nuevos métodos para ver los enjambres sísmicos de Islandia.

Photo of Icelandic Meteorological Office seismologist Kristín Jónsdóttir in the foreground, with erupting Fagradalsfjall in the background. As bright orange lava spills out of the small crater and flows behind her, eerie orange-tinged smoke billows into the air. The ground of solidified black basalt glows red.
Posted inNews

Chasing Magma Around Iceland’s Reykjanes Peninsula

by Alka Tripathy-Lang 25 May 202110 November 2021

The Icelandic Meteorological Office has been tracking unrest near erupting Fagradalsfjall since December 2019, while researchers elsewhere explore new methods to see Iceland’s seismic swarms.

Photograph of the eruption of Eyjafjallajökull in 2010
Posted inEditors' Vox

A Geologist’s Guide to Exploring and Understanding Iceland

by T. J. Jovanelly 5 November 202010 November 2021

A new book explores the geophysical processes that have shaped Iceland over 30 million years and continue to influence the landscape.

Hellisheiði Geothermal Power Station with steam plumes sitting amid green hills
Posted inNews

Basalts Turn Carbon into Stone for Permanent Storage

by Kimberly M. S. Cartier 20 March 202022 November 2021

Scientists have shown that mineral carbonation can permanently capture and store carbon quickly enough and safely enough to rise to the challenge of climate change.

Aerial images of Breiðamerkurjökull glacial tongue taken in 1989 (top) and 2019 (bottom)
Posted inNews

Drones Capture Iceland’s Shrinking Glaciers

by Jenessa Duncombe 8 November 201911 January 2022

Photographs of Iceland’s southern glaciers show pools of water where walls of ice once stood.

A woman conducts experiments with a laptop in a lava field while volcanoes erupt in the distance.
Posted inNews

More Than 30,000 Earthquakes Trace the Movement of Magma

by Katherine Kornei 14 May 201927 October 2021

Seismometers near Iceland’s Bárðarbunga volcanic system pinpointed thousands of earthquakes in 2014–2015, revealing where molten rock was moving underground before any eruptions occurred.

Thóra Árnadóttir setting up GPS instrument in Iceland
Posted inResearch Spotlights

A New Way of Visualizing Iceland’s Crustal Deformation

by Terri Cook 24 April 20196 October 2021

A novel method of calculating strain rates from GPS data shows the South Iceland Seismic Zone is experiencing rapid deformation, including inflation near the island’s most active volcano.

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