FS
Member Since 1988
Freysteinn Sigmundsson
Research scientist, Nordic Volcanological Center, Institute of Earth Sciences, University of Iceland
Member, Geodesy Fellows Committee
Professional Experience
Nordic Volcanological Center, Institute of Earth Sciences, University of Iceland
Research scientist
2004 - Present
Education
University of Colorado Boulder
Doctorate
Honors & Awards
William Bowie Lecture
Received December 2023
Video
See Details
Close Details
Union Fellow
Received December 2022
Citation
For pioneering the application of GPS and InSAR in volcanic settings and leading innovative multidisciplinary research into Icelandic volcanoes
See Details
Close Details
Publications
Strain Localization at Volcanoes Undergoing Extension: Investigation of Long‐Term Deformation at Kra...
Volcanoes in extensional environments may show gradual subsidence over decades during quiescent periods, due to various processes such as magma wit...
November 01, 2024
2021–2023 Unrest and Geodetic Observations at Askja Volcano,...
February 16, 2024
AGU Abstracts
Reykjanes Peninsula Unrest and Fagradalsfjall Fires 2020-2023, Iceland: Deformation History of a Multi-Event Rifting Episode in a Trans-Tensional Environment
GLOBAL APPLICATIONS OF VOLCANO GEODESY I ORAL
geodesy | 14 december 2023
Halldor Geirsson, Michelle Parks, Chiara Lanzi, As...
There are only a few places on Earth where different modes of strain release can be observed at rift systems. The 2021-2023 eruptions at Fagradalsfjal...
View Abstract
Estimating Deformation Source Parameters using a 3D Elastic Finite Element Model including Topography and Crustal Heterogeneity at Askja, Iceland.
GLOBAL APPLICATIONS OF VOLCANO GEODESY IV ELIGHTNING
geodesy | 14 december 2023
Catherine O'Hara, Sonja Heidi Maria Greiner, Halld...
Surface deformation can be used to investigate subsurface processes at active volcanoes. The use of forward and inverse modeling, by constraining defo...
View Abstract
The 4th Diking Event of the Fagradalsfjall Rifting Episode (2021-?) in July 2023: Geodetic and Seismic Imaging of the Dike Propagation and Effects of Imposed Stresses on the Dike and the Associated Eruption
GEOPHYSICAL IMAGING OF MAGMA STORAGE AND TRANSPORT AT VOLCANOES IV ELIGHTNING
volcanology, geochemistry and petrology | 14 december 2023
Freysteinn Sigmundsson, Michelle Parks, Halldor Ge...
A dense swarm of small earthquakes began on 4 July 2023 in the vicinity of Fagradalsfjall, SW-Iceland, indicative of a new dike intrusion. Seismicity ...
View Abstract
Volunteer Experience
2023 - 2024
Member
Geodesy Fellows Committee
Check out all of Freysteinn Sigmundsson’s AGU Research!
View All Research Now