Janúar 2021

29. Guðrún Larsen og Þórdís Högnadóttir. 2021. Ljósmyndir Þorláks Sverrissonar í Vík: Kötlugosið 1918 í nýju ljósi (The Katla 1918 photographs, reinterpreted based on new data). Jökull 71, 95-114. (pdf 7 MB)

28. Gudmundsson, M.T., Janebo, M.H., Larsen, G., Högnadóttir, Th., Thordarson, Th., Gudnason, J., Jónsdóttir, T. 2021. The explosive basaltic eruption in 1918, south Iceland II: Isopach map, ice cap deposition of tephra and layer volume. Jökull, 71, 21-38. (pdf 7 MB)

27. Eyjólfur Magnússon, Finnur Pálsson, Magnús T. Gudmundsson, Thórdís Högnadóttir, Cristian Rossi, Thorsteinn Thorsteinsson, Benedikt G. Ófeigsson, Erik Sturkell, and Tómas Jóhannesson. 2021. Development of a subglacial lake monitored with radio-echo sounding: case study from the eastern Skaftá cauldron in the Vatnajökull ice cap, Iceland. The Cryosphere, 15, 3731-3749.

26. Hannah I. Reynolds, Magnús T. Gudmundsson, Thórdís Högnadóttir and Gudni Axelsson. 2019. Changes in Geothermal Activity at Bárdarbunga, Iceland, Following the 2014-2015 Caldera Collapse, Investigated Using Geothermal System Modeling. JGR Solid Earth, Vol 124, Issue 8 Pages 8187-8204. https://doi.org/10.1029/2018JB017290

25. Marie D. Jackson, Magnús T. Gudmundsson, Tobias B. Weisenberger, J. Michael Rhodes, Andri Stefánsson, Barbara I. Kleine, Peter C. Lippert, Joshua M. Marquardt, Hannah I. Reynolds, Jochem Kück, Viggó T. Marteinsson, Pauline Vannier, Wolfgang Bach, Amel Barich, Pauline Bergsten, Julia G. Bryce, Piergiulio Cappelletti, Samantha Couper, M. Florencia Fahnestock, Carolyn F. Gorny, Carla Grimaldi, Marco Groh, Ágúst Gudmundsson, Ágúst T. Gunnlaugsson, Cédric Hamlin, Thórdís Högnadóttir, Kristján Jónasson, Sigurdur S. Jónsson, Steffen L. Jørgensen, Alexandra M. Klonowski, Beau Marshall, Erica Massey, Jocelyn McPhie, James G. Moore, Einar S. Ólafsson, Solveig L. Onstad, Velveth Perez, Simon Prause, Snorri P. Snorrason, Andreas Türke6 James D. L. White, and Bernd Zimanowski. 2019. SUSTAIN drilling at Surtsey volcano, Iceland, tracks hydrothermal and microbiological interactions in basalt 50 years after eruption. Sci. Dril., 25, 35-46.

24. Weisenberger, Tobias Björn; Gudmundsson, Magnús Tumi; Jackson, Marie Dolores; Gorny, Carolyn F.; Türke, Andreas; Kleine, Barbara Irene; Marshall, Beau; Jørgensen, Steffen Leth; Marteinsson, Viggó Thór; Stefánsson, Andri; White, James D.L.; Barich, Amel; Bergsten, Pauline; Bryce, Julia G.; Couper, Samantha; Fahnestock, Maria Florencia; Franzson, Hjalti; Grimaldi, Carla; Groh, Marco; Gudmundsson, Ágúst; Gunnlaugsson, Ágúst Thór; Hamelin, Cedric; Högnadóttir, Thórdis; Jonasson, Kristján; Jónsson, Sigurdur Sveinn; Klonowski, Alexandra; Kück, Jochem; Magnússon, Rögnvaldur Líndal; Massey, Erica; McPhie, Jocelyn; Ólafsson, Einar Sindri; Onstad, Solveig Lie; Prause, Simon; Perez, Velveth; Rhodes, John Michael; Snorrason, Snorri P. 2019. Operational Report for the 2017 Surtsey Underwater volcanic System for Thermophiles, Alteration processes and INnovative concretes (SUSTAIN) drilling project at Surtsey Volcano, Iceland. GFZ German Research Centre for Geosciences, https://doi.org/10.2312/ICDP.5059.001

23. Dumont S., Sigmundsson F., Parks M.M., Drouin V., Pedersen G.B.M., Jónsdóttir I., Höskuldsson Á., Hooper A., Spaans K., Bagnardi, M., Gudmundsson M.T., Barsotti S., Jonsdóttir K., Högnadóttir Th., Magnússon E., Hjartardóttir Á.R., Dürig T., Rossi C., Oddsson, B. 2018. Integration of SAR data into monitoring of the 2014-2015 Holuhraun eruption, Iceland: Contribution of the Icelandic Volcanoes Supersite and the FutureVolc projects. Front. Earth Sci. 6:231. doi: 10.3389/feart.2018.00231

22. Reynolds, H.I., Gudmundsson, M.T., Högnadóttir, Th., Magnússon, E., Pálsson, F. 2018. Thermal power of Grímsvötn, Iceland, from 1998 to 2016: Quantifying the effects of volcanic activity and geothermal anomalies. Volume 358, 1 June 2018, Pages 184-193. https://doi.org/10.1016/j.jvolgeores.2018.04.019

21. Sigmundsson, F., Parks, M.M., Pedersen, R., Jónsdóttir, R., Ófeigsson, B.G., Grapenthin, R., Dumont, S., Einarssson, P., Drouin, V., Heimisson, E.R., Hjartardóttir, Á.R., Gudmundsson, M.T., Geirsson, H., Hreinsdóttir, S., Sturkell, E., Hooper, A., Högnadóttir, Th., Vogfjörd, K., Barnie, T., Roberts, M. 2018. Volcanic and Igneous Plumbing Systems Understanding Magma Transport, Storage, and Evolution in the Earth's Crust. In: Burchardt, S. (ed.): Volcanic and Ingeous pluming systems. Elsevier, 285-322.

20. Sigurður R. Gíslason, Gerður Stefánsdóttir, Melissa A. Pfeffer, Sara Barsotti, Þorsteinn Jóhannsson, Iwona M. Galeczka, Eniko Bali, Olgeir Sigmarsson, Andri Stefánsson, Nicole S. Keller, Árni Sigurdsson, Baldur H. Bergsson, Bo Galle, Valdimir C. Jacobo, Santiego Arellano, Alessandro Aiuppa, Elín B. Jónasdóttir, Eydís S. Eiríksdóttir, Sigurður Jakobsson, Guðmundur H. Guðfinnsson, Sæmundur A. Halldórsson, Haraldur Gunnarsson, Babtiste Haddadi, Ingibjörg Jónsdóttir, Þorvaldur Þórðarson, Morten Riishuus, Þórdís Högnadóttir, Tobias Dürig, Gro B. M. Pedersen, Ármann Höskuldsson & Magnús T. Gudmundsson. 2017. 3. kafli. Gosið í Holuhrauni 2014-2015. Magn gosefna, dreifing mengunar og mikilvægi tímasetningar og staðsetningar eldgosa með tilliti til umhverfisáhrifa. Í: Bjarni Diðrik Sigurðsson og Gerður Stefánsdóttir (ritstj.): Áhrif Holuhraunsgossins á umhverfi og heilsu. Rit LbhÍ nr. 83. LbhÍ og VÍ.

19. Reynolds, H.I., Gudmundsson, M.T., Högnadóttir, Th., Magnússon, E., Pálsson, F. 2017. Subglacial volcanic activity above a lateral dyke path during the 2014-15 Bárdarbunga-Holuhraun rifting episode, Iceland. Bulletin of Volcanology, 79, 38. DOI 10.1007/s00445-017-1122-z

18. Michelle Maree Parks, Elías Rafn Heimisson, Freysteinn Sigmundsson, Andrew Hooper, Kristín S. Vogfjörd, Thóra Árnadóttir, Benedikt Ófeigsson, Sigrún Hreinsdóttir, Ásta Rut Hjartardóttir, Páll Einarsson, Magnús Tumi Gudmundsson, Thórdis Högnadóttir, Kristín Jónsdóttir, Martin Hensch, Marco Bagnardi, Stéphanie Dumont, Vincent Drouin, Karsten Spaans, Rósa Ólafsdóttir. 2017. Evolution of deformation and stress changes during the caldera collapse and dyking at Bárdarbunga, 2014-2015: Implication for triggering of seismicity at nearby Tungnafellsjökull volcano. Earth and Planetary Science Letters, 462 (2017) 212–223.

17. Magnús Tumi Guðmundsson, Emmanuel Pagneux, Matthew J. Roberts, Ásdís Helgadóttir, Sigrún Karlsdóttir, Eyjólfur Magnússon, Þórdís Högnadóttir & Ágúst Gunnar Gylfason. 2016. Jökulhlaup í Öræfum og Markarfljóti vegna eldgosa undir jökli. Forgreining áhættumats. Jarðvísindastofnun Háskólans, Veðurstofa Íslands, Ríkislögreglustjóri. 67 bls. (PDF 80 Mb)

16. Gudmundsson, M.T., K. Jónsdóttir, A. Hooper, E.P. Holohan, S.A. Halldórsson, B.G. Ófeigsson, S. Cesca, K.S. Vogfjörd, F. Sigmundsson, Th. Högnadóttir, P. Einarsson, O. Sigmarsson, A.H. Jarosch, K. Jónasson, E. Magnússon, S. Hreinsdóttir, M. Bagnardi, M.M. Parks, V. Hjörleifsdóttir, F. Pálsson, T.R. Walter, M.P.J. Schöpfer, S. Heimann, H.I. Reynolds, S. Dumont, E. Bali, G.H. Gudfinnsson, T. Dahm, M.J. Roberts, M. Hensch, J. M.C. Belart, K. Spaans, S. Jakobsson, G.B. Gudmundsson, H.M. Fridriksdóttir, V. Drouin, T. Dürig, G. Adalgeirsdóttir, M.S. Riishuus, G.B.M. Pedersen, T. van Boeckel. B. Oddsson, M.A. Pfeffer, S. Barsotti, B. Bergsson, A. Donovan, M.R. Burton, A. Aiuppa. 2016. Gradual caldera collapse at Bárdarbunga volcano, Iceland regulated by lateral magma outflow. Science 353, aaf8988.

15. Hjartardóttir, Á.R., Einarsson, P., Gudmundsson, M.T., Högnadóttir, Th. 2016. Fracture movements and graben subsidence during the 2014 Bárðarbunga dike intrusion in Iceland. Journal of Volcanology and Geothermal Research. doi: 10.1016/j.jvolgeores.2015.12.002

14. Gudmundsson, M.T., Högnadóttir, Þ., Magnússon, E. 2015. Öræfajökull Volcano:  Eruption melting scenarios. In: Pagneaux, E., M.T. Gudmundsson, S. Karlsdóttir & M. Roberts (Eds.), Volcanogenic floods in Iceland: An assessment of hazards and risks at Öræfajökull and on the Markarfljót outwash plain, 45-72. IMO, IES-UI, NCIP-DCPEM.

13. Gíslason, S.R., Stefánsdóttir, G., Pfeffer, M.A., Barsotti, S., Jóhannsson, Th., Galeczka, I., Bali, E., Sigmarsson, O., Stefánsson, A., Keller, N.S., Sigurdsson, Á., Bergsson, B., Galle, B., Jacobo, V.C., Arellano, S., Aiuppa, A., Jónasdóttir, E.B., Eiríksdóttir, E.S., Jakobsson, S., Guðfinnsson, G.H., Halldórsson, S.A., Gunnarsson, H., Haddadi, B., Jónsdóttir, I., Thordarson, Th., Riishuus, M., Högnadóttir, Th., Dürig, T., Pedersen, G.B.M., Höskuldsson, Á., Gudmundsson, M.T. 2015. Environmental pressure from the 2014–15 eruption of Bárðarbunga volcano, Iceland. Geochem. Persp. Let. 1, 84-93.

12. Sigmundsson, F., Andy Hooper, Sigrún Hreinsdóttir, Kristín Vogfjord, Benedikt Ófeigsson, Elías Rafn Heimisson, Stéphanie Dumont, Michelle Parks, Karsten Spaans, Gunnar B. Guðmundsson, Vincent Drouin, Thóra Árnadóttir, Kristín Jónsdóttir, Magnús Tumi Gudmundsson, Thórdís Högnadóttir, Hildur María Friðriksdóttir, Martin Hensch, Páll Einarsson, Eyjólfur Magnússon, Sergey Samsonov, Bryndís Brandsdóttir, Robert S. White, Thorbjorg Agustsdottir, Timothy Greenfield, Robert G. Green, Ásta Rut Hjartardóttir, Rikke Pedersen, Rick Bennett, Halldór Geirsson, Pete LaFemina, Helgi Björnsson, Finnur Pálsson, Erik Sturkell, Christopher J. Bean, Martin Möllhoff, Aoife Braiden, and Eva P.S. Eibl. 2015. Segmented lateral dyke growth in a rifting event at Bárðarbunga volcanic system, Iceland. Nature, 517, 191-195.

11. Guðrún Larsen, Magnús Tumi Guðmundsson, Freysteinn Sigmundsson, Ármann Höskuldsson, Steinunn Sigríður Jakobsdóttir, Björn Oddsson, Eyjólfur Magnússon, Þórdís Högnadóttir, Þorvaldur Þórðarson, Halldór Björnsson. 2013. Eldur í Eyjafjallajökli 2010. Í: Júlíus Sólnes, Freysteinn Sigmundsson og Bjarni Bessason (ritstj.): Náttúruvá á Íslandi, Viðlagatrygging Íslands/Háskólaútgáfan, 299-311.

10. Gudmundsson, M.T., Thordarson, T., Höskuldsson, Á., Larsen G., Björnsson, H., Prata, A.J., Oddsson, B., Magnússon, E., Högnadóttir, T., Pedersen, G.N., Hayward, C.L., Stevenson, J.A., Jónsdóttir, I. 2012. Ash generation and distribution from the April-May 2010 eruption of Eyjafjallajökull, Iceland. Scientific Reports. 2, 572.

9. Sigrún Karlsdóttir, Ágúst Gunnar Gylfason, Ármann Höskuldsson, Bryndís Brandsdóttir, Evgenia Ilyinskaya, Magnús Tumi Gudmundsson, Þórdís Högnadóttir. Editor: Barði Þorkelsson, 2012. The 2010 Eyjafjallajökull eruption, Iceland, Iceland, Report to ICAO, 209pp.

8. Sverrir Gudmundsson, Helgi Björnsson, Eyjólfur Magnússon, Etienne Berthier, Finnur Pálsson, Magnús Tumi Gudmundsson, Thórdís Högnadóttir, Jørgen Dall. 2011. Response of Eyjafjallajökull, Torfajökull and Tindfjallajökull ice caps in Iceland to regional warming, deduced by remote sensing. Polar Research, Vol 30.

7. Jarosch, A.H., Gudmundsson, M.T., Th. Högnadóttir, Axelsson, G. 2008. The progressive cooling of the hyaloclastite ridge at Gjálp, Iceland, 1996-2005. Journal of Volcanology and Geothermal Research, 170, 218-229.

6. Gudmundsson, M.T., Högnadóttir, Þ., Kristinsson, A.B., Gudbjörnsson, S. 2007. Geothermal activity in the subglacial Katla caldera, Iceland, 1999-2005, studied with radar altimetry. Annals of Glaciology, 45, 66-72.

5. Pinel, V., Sigmundsson, F., Sturkell, E., Geirsson, H., Einarsson, P., Gudmundsson, M.T., Högnadóttir, T. 2007. Discriminating volcano deformation due to magma movements and variable surface loads: Application to Katla subglacial volcano, Iceland. Geophysical Journal International, 169, 325-338

4. Gudmundsson, M.T., and Högnadóttir, T. 2007. Volcanic systems and calderas in the Vatnajökull region, central Iceland, constraints on crustal structure from gravity data. Journal of Geodynamics, 43, 163-169.

3. Magnús T. Guðmundsson, Þórdís Högnadóttir. 2005. Ísbráðnun og upptakarennsli jökulhlaupa vegna eldgosa í Eyjafjallajökli og vestanverðum Mýrdalsjökli. Í: Magnús T. Guðmundsson og Ágúst Gunnar Gylfason (ritstj.): Hættumat vegna eldgosa og hlaupa frá vestanverðum Mýrdalsjökli og Eyjafjallajökli. Ríkislögreglustjórinn og Háskólaútgáfan. 159-180. (PDF 0.9 Mb).

2. Magnús T. Gudmundsson, Freysteinn Sigmundsson, Helgi Björnsson og Þórdís Högnadóttir. 2004. The 1996 eruption at Gjálp, Vatnajökull ice cap, Iceland: Course of events, efficiency of heat transfer, ice deformation and subglacial water pressure. Bulletin of Volcanology, 66:46-65. (PDF 1.2 Mb).

1. Magnús T. Gudmundsson, Finnur Pálsson, Helgi Björnsson and Þórdís Högnadóttir 2002. The hyaloclastite ridge formed in the subglacial 1996 eruption in Gjálp, Vatnajökull, Iceland: present day shape and future preservation. In Smellie, J.L., and M.G. Chapman (ed): Ice-volcano interaction on Earth and Mars. Geol. Society London, Spec.Publication, 202, 319-335.