Ágrip og erindi / Abstracts and talks

Helgi Björnsson
Research professor
Institute of Earth Sciences
University of Iceland

Júlí 2016


Fræðilegir fyrirlestrar og veggspjöld / Scientific talks and posters
(frá 1985 / since 1985)

Amandine Auriac, Karsten Spaans, Freysteinn Sigmundsson, Andy Hooper, Helgi Björnsson, Finnur Pálsson, Virginie Pinel, and Kurt L. Feigl. InSAR Observations and Finite Element Modeling of Crustal Deformation Around a Surging Glacier, Iceland. American Geophysical Union fall meeting 15-19 December 2014. Presented by Amandine Auriac.

Hrafnhildur Hannesdóttir, Guðfinna Aðalgeirsdóttir, Sverrir Guðmundsson, Tómas Jóhannesson, Philippe Crochet, Finnur Pálsson, Eyjólfur Magnússon, Hálfdán Ágústsson, Sven Sigurðsson, Helgi Björnsson.  Gridded orographic precipitation for mass balance modelling and simulating the evolution of the outlets of SE-Vatnajökull ice cap, Iceland. International Glaciological Society, Nordic Branch, 2014, Vík, Iceland, 30–32 October 2014. Presentation by Hrafnhildur Hannesdóttir

Hrafnhildur Hannesdóttir, Helgi Björnsson, Guðfinna Aðalgeirsdóttir, Finnur Pálsson, Sverrir Guðmundsson, Tómas Jóhannesson, Snævarr Guðmundsson, Hálfdán Ágústsson, Eyjólfur Magnússon, Philippe Crochet, Sven Þ. Sigurðsson. Breytingar á suðaustanverðum Vatnajökli - í fortíð, nútíð og framtíð. Haustráðstefna JFÍ og JÖRFÍ 22. nóvember 2014. Hrafnhildur Hannesdóttir presented.

Gudfinna Adalgeirsdottir, Finnur Palsson, Helgi Björnsson, Alexander H. Jarosch, and Eyjolfur Magnusson. Mass balance measurements of Vatnajökull ice cap, Iceland, 1992-2013. European Geosciences Union General Assembly 2014, Vienna, Austria, 27 April-02 May 2014. Presentation by Guðfinna Aðalgeirsdóttir.

Amandine Auriac, Freysteinn Sigmundsson, Andy Hooper, Karsten Spaans, Helgi Björnsson, Finnur Pálsson, Virginie Pinel, and Kurt L. Feigl. Earth rheology in Iceland: new constraints from InSAR observations and models of crustal deformation induced by glacial surge and GIA. European Geosciences Union General Assembly 2014, Vienna, Austria, 27 April-02 May 2014.  Presentation by Amandine Auriac.

Finnur Pálsson, Eyjólfur Magnússon, Helgi Björnsson, Ágúst Þór Gunnlaugsson, 2014.  Greinargerð um könnun á legu útfalla og farvega fallvatna frá Síðujökli og stöðugleika þeirra þegar jökullinn hörfar.  Rannsóknaráðstefna Vegagerðarinnar, í Kaldalóni Hörpu, 31. Október 2014. Finnur Pálsson flutti.

Hrafnhildur Hannesdóttir, Helgi Björnsson, Guðfinna Aðalgeirsdóttir, Finnur Pálsson, Sverrir Guðmundsson, Tómas Jóhannesson, Snævarr Guðmundsson, Hálfdán Ágústsson, Eyjólfur Magnússon, Philippe Crochet, Sven Þ. Sigurðsson. Glacier variations of SE Vatnajokull, Iceland, 1890-2010. INTERNATIONAL GLACIOLOGICAL SOCIETY, International Symposium on Contribution of Glaciers and Ice Sheets to Sea Level Change, Chamonix, France, 26-30 May 2014.  Presented by Hrafnhildur Hannesdóttir.

Snævarr Guðmundsson, Hrafnhildur Hannesdóttir and Helgi Björnsson. Post-Little Ice Age (1891-2011 AD) volume loss of Kotárjökull glacier, southeastern Iceland, as established from historical photograph and lidar. Lidar measurements of the cryosphere, Reykholt, Iceland, June 20-21, 2013.

Sverrir Guðmundsson, Eyjólfur Magnússon, Helgi Björnsson, Finnur Pálsson, Tómas Jóhannesson and Etienne Berthier. Mass balance and volume changes of Eyjafjallajökull ice cap, from 1984 to 2010, deduced by multi-temporal elevation maps. Lidar measurements of the cryosphere, Reykholt, Iceland, June 20-21, 2013.

Hrafnhildur Hannesdóttir, Helgi Björnsson, Finnur Pálsson and Snævarr Guðmundsson. Glacier surface elevation changes in the accumulation area of Vatnajökull ice cap since the end of the Little Ice Age - from LiDAR DEM, aerial imagaes and historical photographs. Lidar measurements of the cryosphere, Reykholt, Iceland, June 20-21, 2013.

Tómas Jóhannesson, Helgi Björnsson, Sverrir Guðmundsson, Eyjólfur Magnússon,Finnur Pálsson, Oddur Sigurðsson, Árni Snorrason and Þorsteinn Þorsteinsson. Measurements of the ice surface elevation of glaciers in Iceland with lidar. Lidar measurements of the cryosphere, Reykholt, Iceland, June 20-21, 2013. Lidar measurements of the cryosphere, Reykholt, Iceland, June 20-21, 2013.

Finnur Pálsson, Eyjólfur Magnússon, Sverrir Guðmundsson, Helgi Björnsson , Hannes H. Haraldsson and Tómas Jóhannesson. The mass balance of Brúarjökull, outlet of N-Vatnajökull Ice cap Iceland, in the 20th and 21st century.  Lidar measurements of the cryosphere, Reykholt, Iceland, June 20-21, 2013.

Jean Luc Schneider, Brigitte van Vliet-Lanoe, Mohamed Naaim, Tristan Salles, Helgi Bjornsson, and Finnur Palsson. Morpho-Sedimentary Impacts By The Late-Pleistocene - Holocene Jökulhlaups In The Þjórsá-Tungnaá Fluvio-Glacial System. European Geosciences Union General Assembly 2013, Vienna, Austria 7-12 April 2013.  EGU2013-7182.

Brent M Minchew, Mark Simons, Scott Hensley, Eric Y Larour, Mathieu Morlighem, Helgi Björnsson, Finnur Pálsson.  Temporal variation of basal stress in temperate Icelandic glaciers during the early melt season. AGU Fall meeting, December 2013, San Francisco.

Magnússon, E., H. Björnsson, S. Guðmundsson, F. Pálsson, T. Nagler, E. Berthier, C. Guérin and T. Jóhannesson. Breiðamerkurjökull calving glacier and Jökulsárlón proglacial lake. A natural laboratory at highway one, Iceland. IGS Nordic Branch Meeting, 25-27 October 2012, Stockholm.

Guðmundsson, S., F. Pálsson, H. Björnsson, E. Magnússon, Þ. Þorsteinsson, and H. H. Haraldsson. The impact of volcanic tephra from two eruptions on the energy- and mass balance of Langjökull ice cap, SW-Iceland. IGS Nordic Branch Meeting, 25-27 October 2012, Stockholm.

Björnsson, H
. F. Pálsson, S. Guðmundsson, E. Magnússon, G. Aðalgeirsdóttir, T. Jóhannesson, O. Sigurðsson and Þ. Þorsteinsson. Annual variability of mass balance of Icelandic glaciers. IGS Nordic Branch Meeting, 25-27 October 2012, Stockholm.

Hannesdóttir, H. Sn. Guðmundsson, H. Björnsson, F. Pálsson, Sv. Guðmundsson, G. Aðalgeirsdóttir, E. Magnússon, T. Jóhannesson, S. Þ. Sigurðsson and H. Ágústsson. Changes of SE-Vatnajökull ice cap since the Little Ice Age maximum. IGS Nordic Branch Meeting, 25-27 October 2012, Stockholm.

Jóhannesson, T., H. Björnsson, E. Magnússon, S. Guðmundsson, F. Pálsson, O. Sigurðsson and Þ. Þorsteinsson. LiDAR Mapping of Icelandic Glaciers. IGS Nordic Branch Meeting, 25-27 October 2012, Stockholm.

Magnússon, E., H. Björnsson, F. Pálsson, Sv. Guðmundsson, Sn. Guðmundsson, H. Hannesdóttir, Þ. Þorsteinsson, T. Nagler, E. Berthier, C. Guérin, J. Ólafsson and T. Jóhannesson. Breiðamerkurjökull og Jökulsárlón á Breiðamerkursandi. Rannsóknastofa í jöklafræði við þjóðveg 1. The Icelandic Geology Society Autumn meeting, 5-7 October 2012, Kirkjubæjarklaustur.

Thomas Nagler, T.,   F. Müller, E. Magnússon, H. Rott, D. Floricioiu, and H. Björnsson. Ice flow dynamics and mass balance of Vatnajökull outlet glaciers observed by TerraSAR-X. TerraSAR-X Science Meeting, 14 Feb 2011. Oberpfaffenhofen, Germany.

Magnússon, E., H. Björnsson, P. Einarsson, D. Floricioiu, F. Mueller, T. Nagler, F. Pálson, M. Roberts, H. Rott, and G. Sigurdsson. The 2010 jökulhlaup from Grímsvötn subglacial lake, Iceland and its effects on glacier motion. EGU General Assembly, 3-8 April 2011, Vienna.

Björnsson, H., S. Guðmundsson, F. Pálsson, E. Magnússon, Th. Thorsteinsson, and H. H. Hannesson. The impact of volcanic tephra aerosols on glacier melting. CRAICC annual meeting, 10-14 October, 2011, Rangá, Iceland.

Magnússon, E., H. Björnsson, T. Nagler, H. Ágústsson, S. Guðmundsson, F. Pálsson, and H. Rott. An attempt to reduce errors in InSAR deduced DEM of a glacier by applying atmospheric phase correction. IGS Nordic Branch meeting, 27-29 October 2001, Oslo.

Guðmundsson, S. H. Björnsson, E. Magnússon, F. Pálsson, E. Berthier, T. Jóhannesson, M. T. Guðmundsson, Þ. Högnadóttir, and J. Dall. Volume changes of Mýrdalsjökull ice cap in Iceland, deduced from multi temporal DEMs and elevation profiles. IGS Nordic Branch meeting, 27-29 October 2011, Oslo.

Björnsson, H., S. Gudmundsson, F. Pálsson, E. Magnússon, O. Sigurdsson, T. Jóhannesson, Th. Thorsteinsson, and E. Berthier. Contribution of Iceland’s Ice Caps to Sea Level Change. AGU Fall meeting, 5-9 December 2011, San Francisco.

Guðmundsson S., F. Pálsson, H. Björnsson, Þ. Þorsteinsson and H. H. Haraldsson.Tephra, mass- and energy balance: influence of the 2010 Eyjafjallajökull eruption on Icelandic ice caps. European Geosciences Union, General Assembly 2011, Vienna, Austria, 3 - 8 April 2011.

Guðmundsson S., F. Pálsson, H. Björnsson, Þ. Þorsteinsson and H. H. Haraldsson.Tephra, mass- and energy balance: influence of the 2010 Eyjafjallajökull eruption on Icelandic ice caps. Vorráðstefna Jarðfræðafélags Íslands, Reykjavík, 15 April 2011.

Guðmundsson S., F. Pálsson, H. Björnsson, Þ. Þorsteinsson and H. H. Haraldsson.Tephra, mass- and energy balance: influence of the 2010 Eyjafjallajökull eruption on Icelandic ice caps. Institute of Earth Sciences, University of Iceland, Spring Seminar Series, 3 Mars 2011.

Guðmundsson S., F. Pálsson, H. Björnsson, E. Magnússon and Þ. Þorsteinsson. Observations and modelling of Icelandic ice caps. NCoE CRAICC kickoff meeting, Helsinki, Finland, 1-3 February 2011.

Hodgkins R., T. Matthews, S. Carr, F. Pálsson, S. Guðmundsson, H. Björnsson. Modelling variable glacier lapse rates using ERA-Interim reanalysis climatology: an evaluation at Vestari-Hagafellsjökull, Langjökull, Iceland. IGS Nordic Branch Meeting, Oslo, Norway, 27 - 29 October 2011.

Aðalgeirsdóttir G., S. Guðmundssson, F. Pálsson, H. Björnsson, S. Þ. Sigurðsson. Modelling the future development of glaciers in Iceland. The 3rd Third Pole Environment (TPE) Workshop, Reykjavik, Iceland, 29 August – 1. September  2011.

Aðalgeirsdóttir G., S. Guðmundsson, H. Björnsson, F. Pálsson, T. Jóhannesson, H. Hannesdóttir, S. Þ. Sigurðsson and E. Berthier. Modelling the 20th and 21st century evolution of Hoffellsjökull glacier, SE-Vatnajökull, Iceland. European Geosciences Union, General Assembly 2011, Vienna, Austria, 3 - 8 April 2011.

Brent Minchew, Mark Simons, Scott Hensley, Helgi Björnsson, Finnur Pálson, Uday Khankhoje, and Eric Larour. Influence of surface meltwater on the velocity of temperate glaciers in the early melt season inferred from collocated airborne InSAR, GPS, and in situ meteorological measurements. AGU Fall meeting, 3-7 December 2012, San Francisco.

Helgi Björnsson
, Glaciological reserach in Iceland. The 3rd Third Pole Environment (TPE) Workshop, Reykjavik, Iceland, 29 August – 1. September  2011.

Helgi Björnsson
. Jöklafræði í íslenskum bókmenntum fyrr á tíð. Hugvísindaþing 25. mars 2011.

Helgi Björnsson
. Understanding jökulhlaups: from tale to theory. Oslo Universitet.  June 2011.

Helgi Björnsson
. Climate change: Impacts on glaciers. China – Iceland Arctic Research Cooperation, 21- 26 August 2011.

Erik Sturkell, Freysteinn Sigmundsson, Páll Eibnarsson, Sigrún Hreinsdóttir, Thierry Villemin, Halldór Geirsson,

Benedikt G. Ófeigsson, Franscois Jouanne, Helgi Björnsson, Gunnar B. Gudmundsson and Finnur Pálsson. Deformation cycle of the Grímsvötn sub-glacial volcano, Iceland, measured by GPS. AGU Fall meeting, 5-9 December 2011, San Francisco.

Helgi Björnsson
. Islands gletsjere i nutid og fremtid.  Dansk-islandsk Samfund. November  2011. Copenhagen.

Helgi Björnsson
. Jökulsárlón 17. 11. 2011. Freysnes.
Helgi Björnsson. Glaciers and jökulhlaups: the mechanisms, Ecole Thématique CNRS Spring School. IUEM Plouzane, France 11-14 May 2010.

Helgi Björnsson
. Glaciers in Iceland and their Response to Climate Change. University of Manitoba, Winnipeg. 19. 9. 2010.

Helgi Björnsson
. The story of present glaciers in Iceland. Ráðstefna til heiðurs Sigfúsi Johnsen. Háskóli Íslands. 27. 8. 2010.

Hrafnhildur Hannesdóttir, Helgi Björnsson, Sverrir Guðmundsson, Finnur Pálsson, Guðfinna Aðalgeirsdóttir. Hermt eftir viðbrögðum suðurskriðjökla Vatnajökuls við loftslagsbreytingum. Vorráðstefna Jarðfræðifélags Íslands, 26. mars 2010. 

Hrafnhildur Hannesdóttir, Sverrir Guðmundsson, Helgi Björnsson, Finnur Pálsson and Guðfinna Aðalgeirsdóttir. Modelling the response of Vatnajökull´s southeastern outlet glaciers to climate change. European Geosciences Union, General Assembly 2010, Vienna, Austria, 2 - 7 May 2010.

Hrafnhildur Hannesdóttir, Helgi Björnsson, Sverrir Guðmundsson, Finnur Pálsson, Guðfinna Aðalgeirsdóttir and Halfdán Ágústsson. Modelling the response of Vatnajökull´s southeastern outlet glaciers to climate change. IGS Nordic Branch Meeting, Copenhagen, Denmark, 27 - 29 October 2010.

Hrafnhildur Hannesdóttir, Helgi Björnsson, Sverrir Guðmundsson, Finnur Pálsson, Guðfinna Aðalgeirsdóttir and Halfdán Ágústsson. Modelling the response of Vatnajökull´s southeastern outlet glaciers to climate change. R-VoN 2010, a symposium on current research in engineering and natural sciences at the University of Iceland, 8-9 October.

Finnur Pálsson, Sverrir Guðmundsson, Helgi Björnsson, Etienne Berthier and Hannes Haraldsson. Mass balance of Langjökull ice cap in Iceland during different climate settings; deduced from multi-temporal DEM´ s from 1936 to 2008, and in situ mass balance measurements 1997-2009.  European Geosciences Union, General Assembly 2010, Vienna, Austria, 2 - 7 May 2010.

Eyjólfur Magnússon, Helgi Björnsson, Helmut Rott, Sverrir Guðmundsson, Finnur Pálsson, Etienne Berthier and Tómas Jóhannesson. The evolution in the glacier mass balance of Hofsjökull ice cap, central Iceland, in 1986-2008, revealed by multi-source remote sensing data. European Geosciences Union, General Assembly 2010, Vienna, Austria, 2 - 7 May 2010.

Hrafnhildur Hannesdóttir, Sverrir Guðmundsson, Helgi Björnsson, Finnur Pálsson and Guðfinna Aðalgeirsdóttir. Modelling the response of Vatnajökull´s southeastern outlet glaciers to climate change. European Geosciences Union, General Assembly 2010, Vienna, Austria, 2 - 7 May 2010.

Finnur Pálsson, Helgi Björnsson, Sverrir Guðmundsson og Eyjólfur Magnússon. Jöklar á Íslandi: jöklafræði, gagnaöflun og rannsóknir. Þorraþing Veðurfræðifélagsins 11. febrúar 2010 

Finnur Pálsson, Sverrir Guðmundsson, Helgi Björnsson, Tómas Jóhannesson, Guðfinna Aðalgeirsdóttir and Hannes Haraldsson. Mass balance of Langjökull ice cap in Iceland during different climate settings; deduced from multi-temporal DEM´ s from 1936 to 2008, and in situ mass balance measurements 1997-2009. R-VoN 2010, a symposium on current research in engineering and natural sciences at the University of Iceland, 8-9 October.

Hrafnhildur Hannesdóttir, Helgi Björnsson, Sverrir Guðmundsson, Finnur Pálsson, Guðfinna Aðalgeirsdóttir and Halfdán Ágústsson. Modelling the response of Vatnajökull´s southeastern outlet glaciers to climate change. R-VoN 2010, a symposium on current research in engineering and natural sciences at the University of Iceland, 8-9 October.

Finnur Pálsson, Sverrir Guðmundsson, Helgi Björnsson, Tómas Jóhannesson, Guðfinna Aðalgeirsdóttir and Hannes Haraldsson. Geometry, mass balance and climate change response of Langjökull ice cap, Iceland. NATO science workshop examines, Climate Change: Global Change and Local Adaptation, Hotel Rangá, Hella Iceland,  6 - 10 June 2010.

Sverrir Guðmundsson, Helgi Björnsson, Finnur Pálsson and Hannes H. Haraldsson. Energy balance of Brúarjökull during extreme floods in Jökla. R-VoN 2010, a symposium on current research in engineering and natural sciences at the University of Iceland, 8-9 October.

Árni Snorrason, Helgi Björnsson and Jórunn Harðardóttir (2010). The Climate and Energy Systems (CES) project: a summary of main results.  NORDIC WATER 2010. The XXVI Nordic Hydrological Conference Hydrology: From research to water management. Riga, Lettland, 9.-11. August 2010.

Eyjólfur Magnússon, Helgi Björnsson, Helmut Rott, Sverrir Guðmundsson, Finnur Pálsson, Etienne Berthier & Tómas Jóhannesson (2010). The evolution in the glacier mass balance of Hofsjökull ice cap, central Iceland, in 1986-2008, revealed by multi-source remote sensing data. EGU2010-11879, Vín, Austurríki, 2.-7. maí [veggspjald, poster].

Helgi Björnsson
, Finnur Pálsson, Eyjólfur Magnússon, Sverrir Guðmundsson, Tómas Jóhannesson, Oddur Sigurðsson & Þorsteinn Þorsteinsson (2010). Kortagerð af íslenskum jöklum með Lidar-mælingum. Ráðstefna Umhverfis- og orkurannsóknasjóðs Orkuveitu Reykjavíkur. Höfuðstöðvar OR, Bæjarhálsi, 14. maí. 2010.

Magnús Tumi Guðmundsson,  Þorvaldur Þórðarson, Ármann Höskuldsson, Guðrún Larsen, Ingibjörg Jónsdóttir, Björn Oddsson, Eyjólfur Magnússon, Þórdís Högnadóttir, Guðrún Sverrisdóttir, Níels Óskarsson, Þorsteinn Þorsteinsson, Kristín S. Vogfjörð, Helgi Björnsson, Guðrún Nína Pedersen, Steinunn S. Jakobsdóttir, Sigurlaug Hjaltadóttir, Matthew J. Roberts, Gunnar B. Guðmundsson, Snorri Zóphóníasson & Friðrik Höskuldsson (2010). The Eyjafjallajökull eruption in April-May 2010; course of events, ash generation and ash dispersal. Eos Transactions AGU, 91, Fall meeting supplement, abstract V53F-01. (Invited presentation)

Philippe Crochet, Tómas Jóhannesson, Oddur Sigurðsson, Helgi Björnsson & Finnur Pálsson (2010). An updated gridded precipitation data set for Iceland. CES2010: Future Climate and Renewable Energy: Impacts, Risks and Adaptation. Soria Moria Hotel and Conference Center, Oslo, Noregi, 31 May- 2 June.

Tómas Jóhannesson, Helgi Björnsson, Sverrir Guðmundsson, Eyjólfur Magnússon, Finnur Pálsson, Oddur Sigurðsson og Þorsteinn Þorsteinsson (2010). Mapping the surface and surface changes of Icelandic ice caps with LIDAR. Norðurslóðadagurinn. Breytingar á norðurslóðum: vöktun umhverfis og samfélags. Norræna húsið, 10. November 2010.

Tómas Jóhannesson, Helgi Björnsson, Sverrir Guðmundsson, Eyjólfur Magnússon, Finnur Pálsson, Oddur Sigurðsson & Þorsteinn Þorsteinsson (2010). Measurements of the ice surface elevation Icelandic ice caps during the IPY. IPY Oslo Science Conference 2010, Oslo, Noregi, 8.-12. júní. Einnig: Breytingar á Norðurslóðum: vöktun samfélags, Reykjavík 10. Novembe 2010 [veggspjald, poster].

Tómas Jóhannesson, Guðfinna Aðalgeirsdóttir, A. Ahlstrøm, L. M. Andreassen, S. Beldring, Helgi Björnsson, Philippe Crochet, Bergur Einarsson, H. Elvehøy, Sverrir Guðmundsson, R. Hock, H. Machguth, K. Melvold, Finnur Pálsson, V. Radic, Oddur Sigurðsson & Þorsteinn Þorsteinsson (2010). The impact of climate change on glaciers and glacial runoff in the Nordic countries. CES2010: Future Climate and Renewable Energy: Impacts, Risks and Adaptation. Soria Moria Hotel and Conference Center, Oslo, Norwayi, 31 May - 2 June 2010.

Helgi Björnsson.
Iceland glaciology. International CryoSat/ICESAT meeting in Iceland. 23-26 June 2009.   Invited talk.

Sverrir Guðmundsson, Helgi Björnsson, Eyjólfur Magnússon, Etienne Berthier,  Finnur Pálsson, Tómas Jóhannesson, Magnús Tumi Guðmundsson, Oddur Sigurðsson and Þorsteinn Þorsteinsson, J¢rgen Dall. Volume changes of ice caps in Iceland deduced from elevation data and in-situ mass balance observations. IGS Nordic Branch Meeting, Höfn, 29-31 October 2009.

Sverrir Guðmundsson, Helgi Björnsson, Eyjólfur Magnússon, Etienne Berthier,  Finnur Pálsson, Magnús Tumi Guðmundsson and J¢rgen Dall. Response of glacier mass balance to regional warming, deduced by remote sensing on three glaciers in S-Iceland. IGS Nordic Branch Meeting, Höfn, 29-31 October 2009.

Finnur Pálsson, Sverrir Guðmundsson and Helgi Björnsson. The impact of volcanic and geothermal activity on the mass balance of Vatnajökull. IGS Nordic Branch Meeting, Höfn, 29-31 October 2009.

Guðfinna Aðalgeirsdóttir, Helgi Björnsson, Sverrir Guðmundsson, Finnur Pálson and Sven Þ. Sigurðsson. Modelling the 20th century and future evolution of Hoffellsjökull, southeast Iceland. IGS Nordic Branch Meeting, Höfn, 29-31 October 2009.

Hrafnhildur Hannesdóttir, Helgi Björnsson, Sverrir Guðmundsson, Finnur Pálsson and Guðfinna Aðalgeirsdóttir. Evolution of three outlet glaciers of southeast Vatnajökull, Iceland: Observed changes and modelling. IGS Nordic Branch Meeting, Höfn, 29-31 October 2009.

Tómas Jóhannesson, Helgi Björnsson, Finnur Pálsson, Oddur Sigurðsson og Þorsteinn Þorsteinsson. Measurements of the ice surface elevation of Icelandic ice caps with LIDAR during the IPY. IGS Nordic Branch Meeting, Höfn, 29-31 October 2009.

Finnur Pálsson, Helgi Björnsson, Sverrir Guðmundsson and Eyjólfur Magnússon. Vatnajökull: 3 decades of glaciological research. Invited talk, IGS Nordic Branch Meeting, Höfn, 29-31 October 2009.

Eyjólfur Magnússon, Helgi Björnsson, Helmut Rott and Finnur Pálsson. Glacier sliding reduced by persistent drainage from a subglacial lake. IGS Nordic Branch Meeting, Höfn, 29-31 October 2009.

Tómas Jóhannesson, Helgi Björnsson, Finnur Pálsson, Oddur Sigurðsson og Þorsteinn Þorsteinsson. Yfirborðskortlagning íslenskra jökla á heimskautaárunum 2008-2009. Rannsóknaráðstefna Vegagerðarinnar. 6. nóvember 2009.

Hrafnhildur Hannesdóttir, Helgi Björnsson, Finnur Pálsson, Sverrir Guðmundsson, Guðfinna Aðalgeirsdóttir. Jöklabreytingar í Austur-Skaftafellssýslu og áhrif þeirra á framtíðarskipulag samgangna. Rannsóknaráðstefna Vegagerðarinnar. 6. nóvember 2009.

Finnur Pálsson, Helgi Björnsson, Sverrir Guðmundsson, Eyjólfur Magnússon. Glaciers in Iceland : Topography, mass balance and more.... Invited seminar lecture, School of GeoSciences. University of Edinburgh March 20th, 2009

Helgi Björnsson.
Jöklar og loftslagsbreytingar á Íslandi. Aðalfundur Skógræktarfélags Íslands 28. – 30. ágúst 2009.

Helgi Björnsson.
Skriðjöklar í Austur-Skaftafellssýslu, frá landnámstíð til framtíðar. Haustþing Þórbergsseturs 6. nóvember 2009.

Helgi Björnsson.
Áhrif loftslaghlýnunar á jökla og sjávarstöðu um allan heim. Málþing um loftslagsmál og úrlausnir. Í tilefni af norræna loftslagsdeginum 11. nóvember 2009.

Helgi Björnsson.
 Jöklar á Íslandi. Hið íslenska Náttúrufræðifélag.  30. nóvember 2009

Sverrir Guðmundsson, Helgi Björnsson, Eyjólfur Magnússon, Etienne Berthier,  Finnur Pálsson, Magnús Tumi Guðmundsson and J¢rgen Dall. Response of glacier mass balance to regional warming, deduced by remote sensing on three glaciers in S-Iceland. European Geosciences Union, General Assembly 2008, Vienna, Austria, 19 - 24 April 2009 (veggspjald).

Sverrir Guðmundsson, Helgi Björnsson, Eyjólfur Magnússon, Etienne Berthier,  Finnur Pálsson, Magnús Tumi Guðmundsson and J¢rgen Dall. Response of glacier mass balance to regional warming, deduced by remote sensing on three glaciers in S-Iceland. Vorráðstefna Jarðfræðafélags Íslands 2009, Reykjavík, 28 April 2009. (veggspjald, poster).

Sverrir Guðmundsson, Helgi Björnsson, Eyjólfur Magnússon, Etienne Berthier,  Finnur Pálsson, Magnús Tumi Guðmundsson and J¢rgen Dall. Response of glacier mass balance to regional warming, deduced by remote sensing on three glaciers in S-Iceland. CES meeting in Copenhagen, 11-12 May 2009. (veggspjald, poster).

Sverrir Guðmundsson, Helgi Björnsson, Eyjólfur Magnússon, Etienne Berthier,  Finnur Pálsson, Tómas Jóhannesson, Magnús Tumi Guðmundsson, J¢rgen Dall, Oddur Sigurðsson and Þorsteinn Þorsteinsson. Volume changes of ice caps in Iceland deduced from elevation data and in-situ mass balance observations. Changes of the Greelnland cryosphere meeting, Nuuk, Greelnland, 25-27 August  2009. (veggspjald, poster).


Sverrir Guðmundsson, Helgi Björnsson, Finnur Pálsson, Etienne Berthier,  Magnús Tumi Guðmundsson and Þórdís Högnadóttir. Volume changes of two ice caps in Iceland deduced from elevation data. European Geosciences Union, General Assembly 2008, Vienna, Austria, 13 - 18 April 2008.

Eyjólfur Magnússon, Helgi Björnsson, Helmut Rott, Sverrir Guðmundsson, Finnur Pálsson, Tomas Nagler.
New DEMs of glaciers deduced from InSAR satellite data. European Geosciences Union, General Assembly 2008, Vienna, Austria, 13 - 18 April 2008.

Sverrir Guðmundsson, Helgi Björnsson, Finnur Pálsson, Etienne Berthier,  Magnús Tumi Guðmundsson and Þórdís Högnadóttir. Volume changes of Langjökull and Mýrdalsjökull deduced from elevation data. Vorráðstefna Jarðfræðifélags Íslands, 30. apríl 2008.

Sverrir Guðmundsson, Helgi Björnsson, Finnur Pálsson, Etienne Berthier and Sven Þ. Sigurðsson. Rapid evolution of Breiðamerkurjökull and Jökulsárlón, studied with long term ground observations, remote sensing and iceflow modeling. Vorráðstefna Jarðfræðifélags Íslands, 30. apríl 2008.

Eyjólfur Magnússon, Helgi Björnsson, Helmut Rott, Sverrir Guðmundsson, Finnur Pálsson, Tomas Nagler.
New DEMs of Skeiðarárjökull deduced from InSAR satellite data. Vorráðstefna Jarðfræðifélags Íslands, 30  Apríl 2008.

Jóhannesson, T., G. Aðalgeirsdóttir, H. Björnsson, P. Chrochet, E. B. Elíasson,  S. Guðmundsson, J. F. Jónsdóttir, H. Ólafsson, F. Pálsson, Ó. Rögnvaldsson, O. Sigurðsson, A. Snorrason, Ó., G. Bl. Sveinsson and Th. Thorsteinsson (2007),  Effect of climate change on hydrology and hydro-resources in Iceland. Final report of the VO-project, OS-2007/011.

Helgi Björnsson
. 2007. Vatnajökull 2007: reflections and outlook. Workshop on on the dynamics and the mass budget of Arctic glaciers / GLACIODYN (IPY) meeting, Pontresina, Switzerland, 15h - 18th January 2007

Helgi Björnsson. 2007. Velocity maps and DEMs of glaciers in Iceland derived from SPOT images. OASIS Workshop 26/27th Aptil 2007. Toulosuse, France. (Invited lecture).

Sverrir Guðmundsson, Helgi Björnsson, Finnur Pálsson, Etienne Berthier and Sven Þ. Sigurðsson, 2007. Rapid evolution of a proglacial coastal lake in Iceland, studied with long term ground observations, remote sensing and iceflow modeling. European Geosciences Union, General Assembly 2007, Vienna, Austria, 15 - 20 April 2007.

Sverrir Guðmundsson, Helgi Björnsson, Etienne Berthier, Finnur Pálsson, and Eyjólfur Magnússon, 2007. Mapping Icelandic glaciers with SPOT5 images. IGS Nordic Branch Meeting, Uppsala, Sweden, 25 - 27 October 2007. Veggspjald, poster.

Sverrir Guðmundsson, Helgi Björnsson, Guðfinna Aðalgeirsdóttir, Tómas Jóhannesson, Finnur Pálsson and Oddur Sigurðsson, 2007. Climate change of three ice caps in iceland. Workshop on on the dynamics and the mass budget of Arctic glaciers / GLACIODYN (IPY) meeting, Pontresina, Switzerland, 15h - 18th January 2007

Finnur Pálsson, Sverrir Guðmundsson and Helgi Björnsson, 2007. The impact of volcanic and geothermal activity on the mass balance of Vatnajökull. Workshop on on the dynamics and the mass budget of Arctic glaciers / GLACIODYN (IPY) meeting, Pontresina, Switzerland, 15h - 18th January 2007  Veggspjald, poster.

Helgi Björnsson, Sverrir Guðmundsson, Tómas Jóhannesson, Finnur Pálsson, Guðfinna Aðalgeirsdóttir and Hannes H. Haraldsson, 2006. Geometry, mass balance and climate change response of Langjökull ice cap, Iceland. The International Arctic Science Committee (IASC), Working Group on Artic Glaciology, Annual Meeting 30th January - 3th February 2006 in Obergurgl, Austria. Published Extended. Abstracts.

Philippe Crochet, Tómas Jóhannesson, Oddur Sigurðsson, Helgi Björnsson and Finnur Pálsson. 2006. Dynamic downscaling of ERA-40 precipitation for modelling snow accumulation on ice caps in Iceland. The International Arctic Science Committee (IASC), Working Group on Artic Glaciology, Annual Meeting 30th January - 3th February 2006 in Obergurgl, Austria. Published Extended. Abstracts.

Helgi Björnsson, Sverrir Guðmundsson, Tómas Jóhannesson, Finnur Pálsson, Guðfinna Aðalgeirsdóttir and Hannes H. Haraldsson, 2006. Geometry, mass balance and climate change response of Langjökull ice cap, Iceland. The International Arctic Science Committee (IASC), Working Group on Artic Glaciology, Annual Meeting 30th January - 3th February 2006 in Obergurgl, Austria. Published Extended. Abstracts.

Philippe Crochet, Tómas Jóhannesson, Oddur Sigurðsson, Helgi Björnsson and Finnur Pálsson. 2006. Dynamic downscaling of ERA-40 precipitation for modelling snow accumulation on ice caps in Iceland. The International Arctic Science Committee (IASC), Working Group on Artic Glaciology, Annual Meeting 30th January - 3th February 2006 in Obergurgl, Austria. Published Extended. Abstracts.

Helgi Björnsson, Sverrir Guðmundsson, Tómas Jóhannesson, Finnur Pálsson, Guðfinna Aðalgeirsdóttir and Hannes H. Haraldsson, 2006. Geometry, mass balance and climate change response of Langjökull ice cap, Iceland. Raunvísindaþing 3. og 4. mars 2006.

Sverrir Guðmundsson, Helgi Björnsson, Finnur Pálsson and Hannes H. Haraldsson, 2006. Energy balance of Brúarjökull and circumstances leading to the August 2004 floods in the river Jökla, N-Vatnajökull. Raunvísindaþing 3. og 4. mars 2006.

Sverrir Guðmundsson, Helgi Björnsson, Finnur Pálsson and Hannes H. Haraldsson, 2006. Energy balance of N-Vatnajökull, Iceland, during extreme glacial river floods. European Geosciences Union, General Assembly 2006, Vienna, Austria, 2 - 7 April 2006.

Eyjólfur Magnússon, Helmut Rott, Helgi Björnsson, Etienne Berthier and Finnur Pálsson. 2006. Satellite-based analysis of mass fluxes on glaciers with non-steady flow behaviour. EGU General Assembly, Vienna, 2-7 April 2006

Freysteinn Sigmundsson, Rikke Pedersen, Kurt L. Feigl, Virginie Pinel and Helgi Björnsson. 2006. EGU General Assembly, Vienna, 2-7 April 2006.

Sverrir Guðmundsson, Helgi Björnsson, Finnur Pálsson and Hannes H. Haraldsson, 2006. Energy balance of N-Vatnajökull, Iceland, during extreme glacial river floods. Vorráðstefna Jarðfræðifélags Íslands, 19. apríl 2006.

Helgi Björnsson, Sverrir Guðmundsson, Finnur Pálsson and Hannes H. Haraldsson, 2006. Geometry, mass balance and climate change response of Langjökull ice cap, Iceland. Vorráðstefna Jarðfræðifélags Íslands, 19. apríl 2006.

Sverrir Guðmundsson, Helgi Björnsson, Finnur Pálsson and Etienne Berthier, 2006. Rapid evolution of a proglacial coastal lake: 20th century changes in Jökulsárlón at Breiðamerkursandur, Vatnajökull, Iceland. Opinn Háskóli, 26. maí, 2006.

Helgi Björnsson, Guðfinna Aðalgeirsdóttir, Sverrir Guðmundsson, Tómas Jóhannesson, Oddur Sigurðsson and Finnur Pálsson, 2006. Climate change response of Vatnajökull, Hofsjökull and Langjökull ice caps, Iceland. European Conference on Impacts of Climate Change on Renewable Energy Sources (EURONEW), Reykjavik, Iceland, June 5 - 9, 2006. Published Extended. Abstracts.

Tómas Jóhannesson, Helgi Björnsson, Philippe Crochet, Finnur Pálsson, Oddur Sigurðsson and Thorsteinn Thorsteinsson. 2006. Mass balance modelling of the Vatnajökull, Hofsjökull and Langjökull ice caps. European Conference on Impacts of Climate Change on Renewable Energy Sources (EURONEW), Reykjavik, Iceland, June 5 - 9, 2006. Published Extended. Abstracts.

Tómas Jóhannesson, Guðfinna Aðalgeirsdóttir, Andreas Ahlstrøm, Liss M. Andreassen, Helgi Björnsson, Matthias de Woul, Hallgeir Elvehøy, Gwenn E. Flowers, Sverrir Guðmundsson, Regine Hock, Per Holmlund, Finnur Pálsson, Valentina Radic, Oddur Sigurðsson and Thorsteinn Thorsteinsson, 2006. The impact of climate change on glaciers and glacial runoff in the Nordic countries. European Conference on Impacts of Climate Change on Renewable Energy Sources (EURONEW), Reykjavik, Iceland, June 5 - 9, 2006. Published Extended. Abstracts.

Helgi Björnsson. Glacier-volcano hydrology. 2006. International Symposium on Earth and Planetary Ice-Volcano Interaction, Reykjavík, Iceland, 19-23 June 2006. Plenary talk.

E. Berthier, H. Björnsson, F. Pálsson, K. Feigl, M. Llubes and F. Rémy. 2006. Vertical displacements of the Grímsvötn ice shelf (Vatnajökull, Iceland) measured by correlating SPOT5 images. International Symposium on Earth and Planetary Ice-Volcano Interaction, Reykjavík, Iceland, 19-23 June 2006.

Finnur Pálsson, Sverrir Guðmundsson and Helgi Björnsson, 2006. The impact of volcanic and geothermal activity on the mass balance of Vatnajökull. International Symposium on Earth and Planetary Ice-Volcano Interaction, Reykjavík, Iceland, 19-23 June 2006.

Eyjólfur Magnússon, Helmut Rott, Helgi Björnsson and Finnur Pálsson. 2006. The impact of jökulhlaups on basal sliding observed by SAR interferometry on Vatnajökull, Iceland. Symposium on Earth and Planetary Ice-Volcano Interaction, Reykjavík, Iceland, 19-23 June 2006.

G. K. C. Clarke, H. Björnsson, S. J. Marshall and N. Lhomme. 2006. Tephrostratigraphy of Vatnajökull ice cap, Iceland: Tying together glacial and volcanic history with a numerical tracer transport model. Symposium on Earth and Planetary Ice-Volcano Interaction, Reykjavík, Iceland, 19-23 June 2006.

Guðfinna Aðalgeirsdóttir, Helgi Björnsson, Sverrir Guðmundsson, Tómas Jóhannesson, Oddur, Sigurðsson and Finnur Pálsson. 2006. Climate change response of Vatnajökull, Hofsjökull and Langjökull ice caps, Iceland. International Symposium on Cryospheric Indicators of Global Climate Change, Cambridge, England, 21 - 25 August 2006.

Helgi Björnsson, Guðfinna Aðalgeirsdóttir, Finnur Pálsson and Sven Þ. Sigurðsson. 2006. 20th century evolution and response of Hoffellsjökull, southeast Iceland, to climate change. International Symposium on Cryospheric Indicators of Global Climate Change, Cambridge, England, 21 - 25 August 2006.

Sverrir Guðmundsson, Helgi Björnsson, Guðfinna Aðalgeirsdóttir, Tómas Jóhannesson, Finnur Pálsson og Oddur Sigurðsson, 2006. Áhrif loftlagsbreytinga á stærð og afrennsli Langjökuls, Hofsjökuls og suður Vatnajökuls. Orkuþing 2006, Reykjavík, 12. og 13. október 2006. Published Extended. Abstracts.

Philippe Crochet, Tómas Jóhannesson, Oddur Sigurðsson, Helgi Björnsson and Finnur Pálsson. 2006. High resolution precipitation maps for Iceland derived with an orographic precipitation model. Orkuþing 2006, Reykjavík, 12. og 13. október 2006. Published Extended. Abstracts.

Helgi Björnsson. Vatnajökull jökulhlaups and surges. 2006. Conference in honour of Prof. Garry Clarke. University of British Columbia, 8 December 1006. Invited lecture.

Eyjólfur Magnússon, Helmut Rott, Helgi Björnsson, Matthew J. Roberts, Etienne Berthier, Halldór Geirsson, Finnur Pálsson, Sverrir Gudmundsson, Rick Bennett, Erik Sturkell, 2006. Unsteady Glacier Flow Revealed by Multi-Source Satellite Data. EOS Transactions American Geophysical Union, AGU Fall Meeting, San Fransisco, USA, 11-15 December 2006.

Matthew J. Roberts, Eyjólfur Magnússon, Rick Bennett, Halldór Geirsson, Erik Sturkell, Helgi Björnsson, Finnur Pálsson, and Helmut Rott. 2006. Meltwater Dynamics Beneath Skeiðarárjökull From Continuous GPS Measurements and Seismic Observations. AGU Fall meeting in San Francisco 11-15 December 2006.

Helgi Björnsson og Finnur Pálsson. 2006. Hlaupfarvegur undir jökli við Kötlugos. Fyrirlestur á 5. ráðstefnu Vegagerðarinnar um rannsóknir, 3. október 2006


Helgi Björnsson. 2005. Present day glaciation of Iceland: glacier geometry, subglacial geology, mass balance, flow, hydrology and future perspectives. Geomorphological Field Workshop. Iceland, 15, ágúst, 2005.

Sverrir Guðmundsson, Helgi Björnsson and Finnur Pálsson. 2005. Jökulleysing: eðlisfræðileg og reynslubundin líkön. Verkefnafundur: Veður, vatn og orka, Orkustofnun, 27. janúar 2005.

Sverrir Guðmundsson, Helgi Björnsson, Finnur Pálsson and Hannes H. Haraldsson. 2005. Energy balance of Brúarjökull during the period of August 2004 floods in Jökla. CWE meeting, Reykjavík, 7-8 February 2005.

Helgi Björnsson, Sverrir Guðmundsson, Finnur Pálsson and Etienne Berthier. 2005. Rapid evolution of a proglacial coastal lake: 20th century changes in Jökulsárlón at Breiðamerkursandur, Vatnajökull, Iceland. Second international costal symposium in Iceland, Höfn í Hornafirði, 5 - 8 June 2005.

Sverrir Guðmundsson, Helgi Björnsson, Finnur Pálsson, Tómas Jóhannesson, Guðfinna Aðalgeirsdóttir and Sven Þ. Sigurðsson. 2005. A coupled iceflow and mass balance models of Langjökull ice cap, W-Iceland. IGS Nordic Branch Meeting, Copenhagen, Denmark, 3 - 5 November, 2005.

Helgi Björnsson, Finnur Pálsson, Guðfinna Aðalgeirsdóttir and Sverrir Guðmundsson. 2005. Mass balance of Vatnajökull (1991-2004) and Langjökull (1996-2004) ice caps, Iceland. European Geosciences Union, General Assembly 2005, Vienna, Austria, 24 - 29 April 2005.

Helgi Björnsson. 2005. Vatnajökull ice cap, Iceland: laboratory of ice dynamics and hydrology. Laborarorie d'Etudes en Géophysique et Océanographie Spatieles. Université Toulouse III, France, 21. sept. 2005.

Helgi Björnsson and Finnur Pálsson. 2005. Subglacial lakes in Iceland. A review. American Geophysical Union, 5 Dec. 2005.

Freysteinn Sigmundsson, Kurt L. Feigl, Virginie Pinel, Helgi Björnsson. 2005. Glacier surges flex the crust of the Earth: Crustal deformation associated with rapid ice flow and mass redistribution at Icelandic outlet glaciers observed by InSAR. American Geophysical Union, Dec. 2005.

Gwenn E. Flowers, Helgi Björnsson and Garry K. C. Clarke. 2005. Modeling Langjökull ice cap through the Holocene. American Geophysical Union, Dec. 2005.

Guðrún Helgadóttir, Bryndís Brandsdóttir, Áslaug Geirsdóttir, Helgi Björnsson. 2005. Offshore Extent of the Iceland Ice Cap During the Last Glacial Maximum Inferred from Multibeam Bathymetric Data and Sediment Cores. American Geophysical Union, 5 Dec. 2005.

G. Larsen, M. T. Gudmundsson and H. Björnsson. 2005. Increased Eruption Frequency in Volcanoes below the Vatnajökull Ice Cap, Iceland, predicted by Tephrochronology. European Geosciences Union, General Assembly 2005, Vienna, Austria, 24 - 29 April 2005.

Aðalgeirsdóttir, G. G. H. Gudmundsson and H. Björnsson
, 2004. "Importance of surges on the stability and size of Vatnajökull ice cap, Iceland." Extended abstract from the Arctic Climate System Study (ACSYS) Final Science Conference.

Berthier E., Vadon H., Baratoux D., Arnaud Y., Vincent C., Björnsson, H., Palsson F., Feigl K. L., Rémy F., Legrésy B.
, 2004. Velocity field of mountain glaciers measured by correlating SPOT5 images. Eos Trans. AGU, 85(47), Fall Meet. Suppl., Abstract C23A-0975, 2004.

Eyjólfur Magnússon, Helgi Björnsson, Finnur Pálsson og Jörgen Dall
, 2004. Glaciological application of airborne SAR-data from Icelandic glaciers. Raunvísindaþing Háskóla Íslands 16.-17. apríl 2004.

Eyjólfur Magnússon, Helgi Björnsson, Finnur Pálsson og Jörgen Dall
, 2004. New technology in thematic mapping: airborneSAR-data from S-Iceland. Raunvísindaþing Háskóla Íslands 16.-17. apríl 2004.

G.A., T.J. and H.B. 2004. Vinnufundur CE verkefnisins í apríl í Osló 'Dynamic response of Hofsjökull and S-Vatnajökull ice caps, Iceland to future climate changes'

Guðfinna Aðalgeirsdóttir, H. Björnsson, F. Pálsson, E. Magnússon
, 2004. Analysis of a surging outlet glacier of Vatnajökull ice cap in Iceland. IGS meeting in Geilo, Norway, 22-27. August, 2004.

Guðfinna Aðalgeirsdóttir, Tómas Jóhannesson og Helgi Björnsson
, 2004. Dynamic response of Hofsjökull and S-Vatnajökull ice caps, Iceland to future climate changes. EGU, April 2004, Nice, France.

Guðfinna Aðalgeirsdóttir, Tómas Jóhannesson og Helgi Björnsson
, 2004. Modelling the Response of two Ice Caps in Iceland to climate changes. AGU, Montreal, May 2004

Guðfinna Aðalgeirsdóttir, Tómas Jóhannesson og Helgi Björnsson
, 2004. Líkanreikningar af viðbrögðum jökla á Íslandi við loftslagsbreytingum. Raunvísindaþing Háskóla Íslands 16.-17. apríl 2004.

Guðrún Larsen, Magnús Tumi Guðmundsson og Helgi Björnsson
, 2004. "Eldr uppi I iij stodum fyrir sunnan". Gjóskulög og eldgos í Vatnajökli. Raunvísindaþing Háskóla Íslands 16.-17. apríl 2004.

Helgi Björnsson, Gwenn E. Flowers og Finnur Pálsson
, 2004. Jökulhlaup: hæg og long, snögg og stutt. Raunvísindaþing 16.-17. apríl 2004.

Helgi Björnsson, Gwenn Flowers og Finnur Pálsson
, 2004. Jökulhlaup: hæg, löng, snögg og stutt. Raunvísindaþing 2004, Askja, Háskóli Íslands, 16.-17. april 2004.

Helgi Björnsson, Sverrir Guðmundsson and Finnur Pálsson, 2004. Glacier winds on Vatnajökull ice cap, Iceland and their relation to temperatures of its environs. Third international symposium on artic glaciology, Geilo, Norway, 23-27 August 2004.

Helgi Björnsson
, 2004. Jöklarit Sveins Pálssonar í ljósi nútímaþekkingar. Húsþing í Norræna húsinu, 17. febrúar 2004.

Helgi Björnsson
, 2003. CWN-VVO. Glacier surface and bedrock geometry, monitoring of mass balance, meteorological observations and mass balance modelling. Climate Water and Energy (CWE) and Climate and Energy (CE) Workshop. Reykjavík, 9.-11. October 2003

Helgi Björnsson og Finnur Pálsson
, 2003. Grímsvatnahlaup: vatnsgeymir, upphaf og rennsli. Rannsóknir Vegagerðarinnar. Ráðstefna 7. nóv. 2003 á Hótel Nordica. Reykjavík.

Helgi Björnsson
, 2003 Jökulhlaups, surges and glacier hydrology in Iceland. Department of Geosciences, University of Oslo, 4 Dec. 2003. (invited lecture).

Helgi Björnsson
, 2003. Landscaping of Vatnajökull. Faculty of Earth Sciences, University of Silesia, Poland. 30 May 2003. (invited lecture).

Guðfinna Aðalgeirsdóttir, Tómas Jóhannesson and Helgi Björnsson. 2003. Hofsjökull: predicted future changes by combined mass balance and dynamic model. Climate Water and Energy (CWE) and Climate and Energy (CE) Workshop. Reykjavík, 9.-11 Oct. 2003.

Helgi Björnsson, Finnur Pálsson, Hannes H. Haraldsson
, 2003. Vatnajökull mass balance 1991-2002. Climate Water and Energy (CWE) and Climate and Energy (CE) Workshop. 9.-11. Oct. 2003, Reykjavík.

Sverrir Guðmundsson, Helgi Björnsson, Finnur Pálsson, Hannes H. Haraldsson
, 2003. Comparison of physical and degree-day models of glacier melting. Climate Water and Energy (CWE) and Climate and Energy (CE) Workshop, 9.-11. Oct. 2003, Reykjavík.

Helgi Björnsson, Finnur Pálsson, Alexandra Mahlmann
, 2003. Jökulhlaup hazards in Iceland. European Geophysical Society (EGS-AGU-EUB Joint Assembly, 6-111 April 2003, session NH17. Nice, France.

Aðalgeirsdóttir, G., H. Guðmundsson and H. Björnsson
, 2002. A regression model for the mass-balance distribution of the Vatnajökull Ice Cap, Iceland. International Symposium on Physical and Mechanical Processes in Ice in Relation to Glacier and Ice-sheet Modelling, Chamonix-Mont-Blanc, 26-30 August, 2002. (erindi flutt af doktorsnema)

Andrea Fischer, Helmut Rott and Helgi Björnsson
, 2002. Observation of recent surges of Vatnajökull, Iceland, by means of ERS SAR interferometry.IGS Chamonix, 26-30 August 2002. (erindi doktorsnema við Innsbruckháskóla).

Björnsson, H. F. Pálsson and G. E. Flowers
, 2002. Surges of ice caps in Iceland. International Symposium of Fast Glacier Flow, Yakutat, Alaska, USA, 10-14 June, 2002.

Felix Ng and Helgi Björnsson
, 2002. On the Clague-Mathews relation for jökulhlaups. International Symposium on Physical and Mechanical Processes in Ice in Relation to Glacier and Ice-sheet Modelling, Chamonix-Mont-Blanc, 26-30 August, 2002.

Flowers, G. E., S. J. Marshall and H. Björnsson
, 2002. Using hydrology to improve the basal boundary condition in models of Vatnajökull, Iceland. International Symposium on Physical and Mechanical Processes in Ice in Relation to Glacier and Ice-sheet Modelling, Chamonix-Mont-Blanc, 26-30 August, 2002.

Guðmundsson, G. H., G. Aðalgeirsdóttir and H. Björnsson
, 2002. Observational verification of predicted increase in bedrock-to-surface amplitude transfer during a glacial surge. International Symposium of Fast Glacier Flow, Yakutat, Alaska, USA, 10-14 June, 2002.

Helgi Björnsson and Sverrir Guðmundsson 2002. Glaciological researches in Iceland; remote sensing, mass- and meteorological observations and iceflow modelling. 31 January 2002. Institute for Meteorology and Geophysics, University of Innsbruck, Austria.

Helgi Björnsson, Sverrir Guðmundsson and Helmut Rott, 2002. Remote sensing on glaciers in Iceland. The International Arctic Science Committee (IASC), Working Group on Artic Glaciology, Annual Meeting 28th-30th January 2002 in Obergurgl, Austria.

Helgi Björnsson, Sverrir Guðmundsson, Magnús T. Guðmundsson and Helmut Rott, 2002. Glacier-volcano interactions deduced by SAR interferometry. The 25th Nordic Geological Winter Meeting January 6th - 9th, 2002 in Reykjavík, Iceland.

Helgi Björnsson.
, 2002 Glacier hazards in Iceland. Glaciorisk. EU-meeting. Freysnesi. 2-5. október 2002.

Helgi Björnsson
, 2002. New aspects of studies of jökulhlaups. Nordic Branch Meeting of International Glaciological Society. 7-9. nóvember 2002. Oslo.

Helgi Björnsson
, 2002. The landscaping of Vatnajökull. Glacial and periglacial geomorphology (invited lectures). 14. July 2002, University of Oslo.

Sverrir Guðmundsson, Magnús Tumi Guðmundsson, Helgi Björnsson, Freysteinn Sigmundsson, Helmut Rott and Jens Michael Carstensen, 2002. Three-dimensional glacier surface motion maps deduced by combining InSAR data with other observations of ice displacement, The 25th Nordic Geological Winter Meeting January 6th-9th, 2002 in Reykjavík, Iceland.

Helgi Björnsson and Sverrir Guðmundsson 2002. Glaciological researches in Iceland; remote sensing, mass- and meteorological observations and iceflow modelling. 31 January 2002. Institute for Meteorology and Geophysics, University of Innsbruck, Austria.

Helgi Björnsson
, 2002. Glaciers in Svalbard. Norrænn fundur náttúrufræðinga. 9. ágúst. 2002. UNIS, Longyearbyen, Svalbarða.

Helgi Björnsson
, 2002. Is og ild og mennesker i et tidslöst Island. Sveriges Sallskap för Antropologi och Geografi. 26. September 2002, ((í boði háskólans í tilefni af móttöku heiðursdoktorsnafnbótar).

Helgi Björnsson
, 2002. Jökulhlaups and surges. Stokkhólmsháskóli. 25. September 2002. University of Stockholm, (í boði háskólans í tilefni af móttöku heiðursdoktorsnafnbótar).

G. Flowers, S. Marshall and H. Björnsson
, 2001. Evolution of the Geometry and Hydrology of Vatnajökull, Iceland, in Response to a Warmer Climate. IP21A-0668. AGU Fall Meeting. December 10-14, 2001, San Francisco.

Guðfinna Aðalgreisdóttir, Hilmar Guðmundsson and Helgi Björnsson
, 2001. Modeling the response of Vatnajökull to different climate change scenarios. European Geophysical Society, XXVI General Assembly, 25-30 March, 2001, Nice, France.

H. Björnsson, F. Pálsson, G. Flowers and M. T. Guðmundsson
, 2001. The extraordinary 1996 Jökulhlaup From Grímsvötn, Vatnajökull, Iceland. IP21A-0667. AGU Fall Meeting. December 10-14 , 2001, San Francisco.

Helgi Björnson, Sverrir Guðmundsson and Finnur Pálsson
, 2001. Mass and energy exchange of Vatnajökull ice cap, Iceland, 1994-2000. European Geophysical Society, XXVI General Assembly, 25-30 March, 2001, Nice, France.

Helgi Björnsson, N. Reeh and F. Pálsson
, 2001. Balance flow and driving stresses of Vatnajökull ice cap, Iceland. European Geophysical Society, XXVI General Assembly, 25-30 March, 2001, Nice, France.

Helgi Björnsson, Sverrir Guðmundsson, Finnur Pálsson and Hannes H. Haraldsson, 2001. Mass and energy exchange of Vatnajökull ice cap, Iceland, 1992-2000. International Symposium on Artic Feedbacks to Global Change, October 25-27, 2001, Arctic Centre, Rovaniemi, Finland..

Helgi Björnsson, Sverrir Guðmundsson, Magnús T. Guðmundsson og Helmut Rott, 2001. Samspil jökla og eldfjalla kannað með SAR-bylgjuvíxlmyndum. Vorráðstefna Jarðfræðifélags Íslands, 24. apríl 2001, Reykjavík.

Payne, A. J., A. P. Sheperd, H. Björnsson and F. Pálsson
, 2001. Numberical modeling of the Langjökull ice cap, Iceland. European Geophysical Society, XXVI General Assembly, 25-30 March, 2001, Nice, France.

Sverrir Guðmundsson og Helgi Björnsson
, 2001. Notkun fjarkönnunar á jöklum. Hádegisráðstefna LÍSU samtakana og Landmælinga Íslands, um notkun gervitunglamynda við rannsóknir, kortlagningu og eftirlit. Hótel Loftleiðir, 19. október 2001, Reykjavík.

Sverrir Guðmundsson, Freysteinn Sigmundsson, Magnús Tumi Guðmundsson, Helgi Björnsson, Helmut Rott, Jens Michael Carstensen, 2001. Three-dimensional surface motion maps estimated from combined InSAR and GPS data, Vorráðstefna Jarðfræðifélags Íslands, 24. apríl 2001, Reykjavík.

Helgi Björnsson
, 2001. Subglacial lakes in Iceland. Annual Meeting of the American Association for the Advancement of Science (AAAS). San Francisco. February 15-20, 2001. Invited lecture.

Guðfinna Aðalgeirsdóttir, Guðmundur H. Guðmundsson and Helgi Björnsson
, 2000. Modeilng the flow of Vatnajökull ice cap, Iceland. European Geophysical Society, 25th General Assembly, 25-29. April, 2000, Nice, France.

Guðfinna Aðalgeirsdóttir, Guðmundur H. Guðmundsson and Helgi Björnsson
, 2000. Modeling the flow of Vatnajökull ice cap, Iceland. European Geophysical Society, 25th General Assembly, 25-29. April, 2000, Nice, France.

Guðfinna Aðalgeirsdóttir, Guðmundur H. Guðmundsson and Helgi Björnsson
, 2000. A model study of the equilibrium state of Vatnajökull, Iceland. American Geophysical Union Fall Meeting. December 2000, San Francisco, USA.

Hallgeir Elverhöy, Rune V. Engeset, Jack Kohler, Liss M. Andreassen,Yngvar Gjessing, Helgi Björnsson
, 2000. Assessment of possible jøkulhlaups from Demmevatn in Norway. International symposium Extreems of the extremes.10-15. júlí 2000. Reykjavík.

Helgi Björnsson, Finnur Pálsson and Magnús T. Guðmundsson
, 2000. The Katla subglacial volcano: Topography and flowpaths of jökulhlaups. Second International Conference on Mars Polar Science and Exploration, 21-15 August 2000. Reykjavík.

Helgi Björnsson, Finnur Pálsson og Magnús Tumi Guðmundsson
, 2000. Mýrdalsjökull: Yfirborð, botn og rennslisleiðir jökulhlaupa. Febrúarráðstefna Jarðfræðafélags Íslands, 17. febrúar 2000, Reykjavík.

Helgi Björnsson, Finnur Pálsson og Magnús Tumi Guðmundsson
, 2000. Mýrdalsjökull: Yfirborð, botn og rennslisleiðir jökulhlaupa. Febrúarráðstefna Jarðfræðafélags Íslands, 17. febrúar 2000.

Helgi Björnsson
, 2000. Charactieristics of Vatnajökull: geometry, subglacial geology, mass balance, micro-climate, flow and hydrology. Iceland 2000. Modern Processes and Past Environment. International Conference, April 27-29, 2000, Keele University.

Helgi Björnsson
, 2000. Hydrology of ice caps in Volcanic regions. International symposium on volcano/ice interaction. 14-18. ágúst 2000. Reykjavík. Invited talk.

Helgi Björnsson
, 2000. Isbreer, vann og elektrisitet. Nordisk Ministerraad seminar. Klima, is og vand. 30. ágúst 2000. Illulusat, Grænlandi.

Helgi Björnsson
, 2000. Jökulhlaups in Iceland: characteristics and impact. Second International Conference on Mars Polar Science and Exploration, 21-15 August 2000. Reykjavík. Invited talk.

Helgi Björnsson
, 2000. Landslag undir Mýrdalsjökli og rennslisleiðir jökulhlaupa. Ráðstefna um eldgos í Mýrdalsjökli og afleiðingar þeirra. 1.-2. apríl 2000, Kirkjubæjarklaustri.

Helgi Björnsson
, 2000. Landslag undir Mýrdalsjökli og rennslisleiðir jökulhlaupa. Ráðstefna um eldgos í Mýrdalsjökli og afleiðingar þeirra. 1.-2. apríl 2000. Kirkjubæjarklaustri.

Helgi Björnsson
, 2000. Mass balance of Vatnajökull 1991-1999. International Arctic Science Committee (IASC) Workshop. 24-29. febrúar. 2000. Obergurgl, Austurríki.

Helgi Björnsson
, 2000. Mass balance of Vatnajökull 1991-1999. International Arctic Science Committee (IASC) Workshop. 24-29. febrúar. 2000. Obergurgl, Austurríki.

Kirsty Langley, Magnús Tumi Guðmundsson og Helgi Björnsson
, 2000. Characteristics of hyaloclastite ridges in the active volcanic zone under Western Vatnajökull, Iceland. Vorráðstefna Jarðfræðafélags Íslands, 13. apríl 2000, Reykjavík.

Kirsty Langley, Magnús Tumi Guðmundsson og Helgi Björnsson
, 2000. Characteristics of hyaloclastite ridges in the active volcanic zone under Western Vatnajökull, Iceland. Vorráðstefna Jarðfræðafélags Íslands, 13. apríl 2000.

Magnús Tumi Guðmundsson, Þórdís Högnadóttir, Helgi Björnsson, Finnur Pálsson og Guðbjarni Guðmundsson
, 2000. Jarðhitinn í Mýrdalsjökli og atburðirnir aumarið 1999. Febrúarráðstefna Jarðfræðafélags Íslands, 17. febrúar 2000, Reykjavík.

Magnús Tumi Guðmundsson, Þórdís Högnadóttir, Helgi Björnsson, Finnur Pálsson og Guðbjarni Guðmundsson
, 2000. Jarðhitinn í Mýrdalsjökli og atburðirnir sumarið 1999. Febrúarráðstefna Jarðfræðafélags Íslands, 17. febrúar 2000, Reykjavík.

Helgi Björnsson, Sverrir Guðmundsson og Finnur Pálsson
, 2000. Veðurathuganir á Vatnajökli 1994-2000: orkuþættir, leysing og afkoma. 24. október 2000. Veðurstofa Íslands.

Helgi Björnsson
, 2000. Claving in a proglacial lake, Jökulsárlón, Breidamerkursandur, Iceland. 2. október 2000. Universitetet i Bergen.

Helgi Björnsson
, 2000. Glaciolgi i Island: is, vand og ild. 25. mai 2000. Danmarks Tekniske Universitet. Lyngby, Danmörk.

Helgi Björnsson
, 2000. Glaciolgi i Island: is, vand og ild. 25. mai 2000..Danmarks Tekniske Universitet. Lyngby, Danmörk.

Helgi Björnsson, 2000. Glasiometeorologiske observasjoner paa Vatnajökull, Island. 2. október 2000. Universitetet i Bergen.

Fern M. Webb, S. J. Marshall, Helgi Björnsson and Garry K. C. Clarke, 1999. Modelling the Variations in Glacial Coverage of Iceland from 120 000 BP to Present. EOS, Transactions, AGU Volume 80, No. 46, November 16, 1999., p. F332. Abstract.

Guðmundsson, M. T. , Þ Högnadottir, H. Björnsson, F. Pálsson and F. Sigmundsson, 1999. Heat flow and ice cap response after the 1996 Gjalp eruption in Vatnajokull, Iceland. AGU Fall Meeting, San Francisco, December 1999. EOS, Transactions, AGU Volume 80, No. 46, Novemver 16, 1999., p. F333. Abstract.

Helgi Björnsson 1999. Glaciers in iceland: ice, fire and water. Superdarn workshop, 26. maí 1999. Reykjavík.

Helgi Björnsson 1999. Glaciology of Iceland: Ice, fire and water, processes and landforms. 8. april 1999. Opinber fyrirlestur í boði University of Selesia, Polandi.

Helgi Björnsson 1999. Glaciology of Iceland: Processes and production of landforms. 12. april 1999. Opinber fyrirlestur í boði University of Torun, Polandi.

Helgi Björnsson 1999. Jöklarit Sveins Pálssonar. Fyrirlestur 13. febrúar í Félagi um átjándu aldar fræði. (Ágrip).

Helgi Björnsson 1999. Surges and jökulhlaups. 9. april 1999. Opinber fyrirlestur í boði University of Selesia, Poland.

Helgi Björnsson. 1999. Jöklarit Sveins Pálssonar. Félag um átjándualdar fræði. 13. febrúar 1999. Ágrip. 45. Guðfinna Aðalgeirsdóttir, Guðmundur Hilmar Guðmundsson og Helgi Björnsson, 1999.

Helmut Rott, Andrea Fischer, Andreas Siegel, Helgi Björnsson and Finnur Pálsson 1999. Updating digital elevation data over ice by means of ERS SAR interferometry. FRINGE 1999. Ágrip.

Marshall, Shawn, Helgi Björnsson and Garry K. C. Clarke 1999. Improving the representation of margins in ice-sheet models: experiments with subgrid mass balance and longitudinal stress coupling. International Symposium on the Verification of Cryospheric Models. Zurich, 16-20 August 1999. (Ágrip).

Oerlemans, H. Björnsson, M. Kuhn, F. Obleitner, F. Pálsson, P. Smeets, H. F. Vugts and J. de Wolde 1999. A glacio-meteorological experiiment on Vatnajökull, Iceland. International Symposium on the Verification of Cryospheric Models. Zurich, 16-20 August 1999. (Ágrip og veggspjald).

Shawn J. Marshall, Helgi Björnsson, Garry K. C. Clarke and Fern Webb, 1999. Simulation of Vatnajökull Ice Cap Dynamics in an Ice Sheet Model with Longitudinal Stress Coupling. EOS, Transactions, AGU Volume 80, No. 46, Novemver 16, 1999., p. F332. Abstract.

The response of a glacier to a surface perturbation, a model study on Vatnajökull ice cap. International Symposium on the Verification of Cryospheric Models. Zurich, 16-20 August 1999. (Ágrip).

Guðrún Larsen, Magnús T. Guðmundsson and Helgi Björnsson 1998. Dating of Vatnajökull by ash layers). EISMINT Workshop on Vatnajökull. Skaftafell, Iceland, 20-25 June 1998. (Ágrip).

Helgi Björnsson 1998. Mass balance of Vatnajökull. Afmælisráðstefna 50 ár frá upphafi afkomumælinga á jöklum í Noregi. Oslo, 19. nóvember 1998. (Ágrip).

Helgi Björnsson 1998. Basic characteristics of Vatnajökull: geometry, mass balance, flow, hydrology, subglacial geology. EISMINT Workshop on Vatnajökull. Skaftafell, Iceland, 20-25 June 1998. (Ágrip).

Helgi Björnsson 1998. Effects of climate warming on glacial floods. IPCC Workshop on Rapid non-Linear Climate Change. Noordwijkerhout, Hollandi, 31. March - 2 April, 1998.

Helgi Björnsson 1998. Glacio-volcanic interactions in Iceland. Their physics and consequences. Opinber fyrirlestur 21. janúar 1999 í boði University of British Columbia, Vancouver, Canada.

Helgi Björnsson 1998. Historic fluctuations of the outlets of Vatnajökull and climate change. EISMINT Workshop on Vatnajökull. Skaftafell, Iceland, 20-25 June 1998 (Ágrip).

Helgi Björnsson 1998. Mass balance of Vatnajökull 1991-1997. Innsbruckhásakóli, Austurríki, 19. febrúar 1998.

Helgi Björnsson and Finnur Pálsson 1998. Mass balance of Vatnajökull 1991-1997. Workshop on mass- and energy balance, University of Innsbruck, Austria 19. February,1998.

Helgi Björnsson, Finnur Pálsson, Yngvar Gjessing, Svein-Erik Hamran, Björn Erlingsson 1998. Radio-echo soundings of volcanic ash layers and mass balance rates of Vatnajökull. EISMINT Workshop on Vatnajökull. Skaftafell, Iceland, 20-25 June 1998. (Ágrip).

Oerlemans, H. Björnsson, M. Kuhn, F. Obleitner, F. Pálsson, P. Smeets, H. F. Vugts and J. de Wolde 1998. A glaciao-meteorological experiment on Vatnajökull, Iceland. EISMINT Workshop on Vatnajökull. Skaftafell, Iceland, 20-25 June 1998. (Ágrip).

Shawn Marshall, Fern Webb, Garry Clarke, Gwenn Flowers, and Helgi Björnsson 1998. Ice dynamical modelling of the Vatnajökull Ice Cap. EISMINT Workshop on Vatnajökull. Skaftafell, Iceland, 20-25 June 1998. (Ágrip).

Finnur Pálsson, Helgi Björnsson og Magnús T. Guðmundsson. 1997. Mæling á sigi íshellu Grímsvatna og vatnsrennsli úr Grímsvötnum í jökulhlaupinu 4.-6. nóvember 1996. Eldgos í Vatnajökli 1996. Ágrip erinda og veggspjalda. Jarðfræðafélag Íslands, 18.

Freysteinn Sigmundsson, Magnús T. Guðmundsson, Helgi Björnsson og Þórdís Högnadóttir. 1997. The Subglacial 1996 Vatnajokull Eruption, Iceland: Ice Melt and Eruption Volume Inferred from Aeroplane Radar Altimetry. American Geophysical Union, Fall Meeting, San Fransisco desember 1997. Abstract, EOS.

Guðrún Larsen, Magnús T. Guðmundsson og Helgi Björnsson. 1997. Gos í eldstöðvum undir Vatnajökli á sögulegum tíma: Vitnisburður gjóskulaga og ritaðra heimilda. Eldgos í Vatnajökli 1996. Ágrip erinda og veggspjalda. Jarðfræðafélag Íslands, 7-9.

Helgi Björnsson 1997. The volcanic eruption in Vatnajökull and the catastrophic jökulhlaup from Grímsvötn in 1996. University of Innsbruck, 6 January 1997, University of Svalbard (UNIS), 6 March 1997.

Helgi Björnsson 1997. Vulkanutbruddet i Vatnajökull og jökulhlaupet fra Grímsvötn hösten 1996. Oslo Geofysikers Forening, 11. mars 1997, Oslo Geologisk Forening, 27. november 1997.

Helgi Björnsson, Finnur Pálsson og Magnús T. Guðmundsson. 1997. Jökulhlaup á Skeiðarársandi í nóvember 1996, séð frá Grímsvötnum og Skeiðarárjökli. Eldgos í Vatnajökli 1996. Ágrip erinda og veggspjalda. Jarðfræðafélag Íslands, 17.

Larsen, G., M. T. Gudmundsson and H. Björnsson, 1997. Gjóskulög í Tungnaárjökli: gossaga, aldur íss og dvalartími gjósku í jökli. Spring Meeting of Geoscience Society of Iceland, Reykjavík, p. 33-35. Ágrip.

Magnús T. Guðmundsson, Freysteinn Sigmundsson og Helgi Björnsson. 1997. Gosið í Gjálp í október 1996 og myndun móbergsfjalla undir jöklum. Eldgos í Vatnajökli 1996. Ágrip erinda og veggspjalda. Jarðfræðafélag Íslands, 10.

Magnús T. Guðmundsson, Freysteinn Sigmundsson, Þórdís Högnadóttir og Helgi Björnsson. 1997. Gosið í Gjálp í október 1996. Atburðarás og ísbráðnun. Eldgos í Vatnajökli 1996. Ágrip erinda og veggspjalda. Jarðfræðafélag Íslands, 11-12.

Magnús T. Guðmundsson, Helgi Björnsson og Freysteinn Sigmundsson. 1997. Effects of the Vatnajökull 1996 subglacial eruption on ice flow and ice cap stability. American Geophysical Union, Fall Meeting, San Fransisco desember 1997. Abstract, EOS.

Guðrún Larsen, Magnús T. Guðmundsson og Helgi Björnsson. 1996. Gjóskulög í Tungnaárjökli: gossaga, aldur íss og dvalartími gjósku í jökli. Vorráðstefna 1996. Ágrip erinda og veggspjalda. Jarðfræðafélag Íslands, 33-35.

Helgi Björnsson 1996. Monitoring surface changes of glaciers using radar imaging systems. International workshop on remote sensing in Reykjavik, 28 August 1996.

Helgi Björnsson 1996. Radio echo sounding of glaciers. Opinber fyrirlestur í boði Institute of Arctic and Alpine Research, University of Colorado, Boulder, 18 March 1996.

Helgi Björnsson 1996. Vatnajökull, Iceland: topography, recent variations, mass balance, flow, hydrology and sediemt removal. Opinber fyrirlestur í boði Institute of Arctic and Alpine Research, University of Colorado, Boulder, 15 April 1996.

Helgi Björnsson 1996. Vatnajökull: 60 aar etter den Svensk-Islandske Ekspedisjon 1936-37-38. Opinber fyrirlestur í boði Sallskapet för Geografi och Antropologi, Stokkhólmi, 11. desember 1996.

Helgi Björnsson 1996. Vulkanutbruddet i Vatnajökull og jökulhlaupet fra Grímsvötn hösten 1996. Opinber fyrirlestur í boði Oslóarháskóla 4. desember 1996, Gautaborgarháskóla 9. desember 1996, Stokkhólmsháskóla 19. desember Bergenháskóla 12. desember 1996.

Magnús T. Guðmundsson, Sigurður Erlingsson og Helgi Björnsson. 1996. Effects of variable surface loading on volcanic and intrusive activity at the Grímsvötn volcano, Iceland. In: Thorkelsson, B. (ritsj.): Eropean Seismological Commission, XXV General Assembly, Abstracts, 101.

Magnús T. Guðmundsson, Þórdís Högnadóttir og Helgi Björnsson. 1996. Effects of surges on runoff in glacier-fed rivers. Í Oddur Sigurðsson, Kristinn Einarsson og Hákon Aðalsteinsson (ritsj.): Nordic Hydrological Conference. Vol. 1, 275. Ágrip.

Guðrún Larsen, Magnús T. Guðmundsson og Helgi Björnsson. 1995. Tephrastratigraphy of ablation areas of the Vatnajökull Ice Cap, Iceland. Ágrip, AGU Fall Meeting, Eos, 76, no. 46, 198.

Helgi Björnsson 1995. Interaction of surges and jökulhlaups. Symposium on Glaciers and Permafrost, University of Oslo, 7-8 December 1995.

Helgi Björnsson 1995. Recent rates of sediment removal beneath Vatnajökull, Iceland.EISMINT Workshop on Ice Lithosphere. Fort Williams, Scotland. May 1995.

Helgi Björnsson 1995. Surges in Iceland. Symposium on Glaciers and Permafrost, University of Oslo, 7-8 December 1995.

Helgi Björnsson 1994. Glacier surges in Iceland. British Antarctic Survey, 15 December 1994.

Helgi Björnsson 1994. Mass balance and surges of Vatnajökull, Iceland. International Arctic Science Committee Workshop on Glacier Mass Blance, Wilsa, Poland, 19 September 1994.

Helgi Björnsson 1994. Nordisk Forskerkurs i glasiologi og permafrost, Universitetet i Oslo, 28 november til 9 desember 1994: Thermal conditions in glaciers, Flow of water in glaciers, Glacier sliding, Jökulhlaups, causes and processes, Glacier surges, Processes of glacier erosion, transport and sedimentation

Helgi Björnsson 1994. The thermal regime of subpolar glaciers mapped by multi-frequency radio echo sounding. Symposium on permafrost and thermal conditions in glaciers, University of Oslo, 4 February 1994.

Helgi Björnsson, Finnur Pálsson og Magnús T. Guðmundsson. 1994. Mýrdalsjökull: askjan, gosstöðvar og rennslisleiðir jökulhlaupa. Kötlustefna Jarðfræðafélags Íslands, 26. bebrúar 1994 (ágrip).

Helgi Björnsson, Finnur Pálsson og Magnús T. Guðmundsson. 1994. The topography of the Katla caldera beneath the ice cap Mýrdalsjökull, South Iceland. (Veggspjald). Útdráttur: AGU Spring Meeting, Eos, 74, no. 16.

Magnús T. Guðmundsson og Helgi Björnsson. 1994. The response of a magma chamber to variable overburden pressure: An example from Grímsvötn, Iceland. (Veggspjald). Volcano instability on Earth and other planets, Geological Society, London, 16.-17. maí.

Helgi Björnsson 1993. Unsolved problems in modelling of jökulhlaups. EISMINT workshop on Glacier Basal Processes, Reykjavík, 23-29 August 1993.

Helgi Björnsson 1993. Ýmis sjónarmið um eðli Kötluhlaupa. Kötlustefna 27. mars 1993. Útdráttur í: Guðrún Larsen, (ritstj.), Kötlustefna, RH-3-93.

Helgi Björnsson and Magnús T. Guðmundsson. 1993. Interaction of a surge and a jökulhlaup: The surge of Skeiðarárjökull and the jökulhlaup from Grímsvötn in 1991. (Veggspjald og fyrirlestur). International workshop on glacier hydrology, Cambridge.

Helgi Björnsson, Finnur Pálsson og Magnús T. Guðmundsson. 1993. Mýrdalsjökull: Yfirborð, botn og rennslisleiðir jökulhlaupa. (Veggspjald á Kötlustefnu í Vík í Mýrdal 27.-29. mars 1993. Útdráttur í: Guðrún Larsen, (ritstj.), Kötlustefna, RH-3-93, 14-16.

Helgi Björnsson, Magnús T. Guðmundsson og Finnur Pálsson. 1993. Scales and rates of glacial erosion: The 20 km long, 200 m deep trench created beneath Breiðamerkur- jökull, Iceland, in historical times. (útdráttur) AGU Fall Meeting, Eos, 223.

Helgi Björnsson 1992. Breerosjon: fundamentale prosesser og nye synspunkter. Fundur norskra ísaldarjarðfræðinga, Oslóarháskóla, 26. maí 1992.

Helgi Björnsson 1992. Jökulhlaup: egenskaper, varsling og modelering: Opinber fyrirlestur við Oslóarháskóla, 25. maí 1992.

Helgi Björnsson and Finnur Pálsson 1992. Mapping of surface and bedrock topography of ice caps in Iceland. Sumarþing norrænna kortagerðamanna. Akranesi, 24. ágúst 1992.

Magnús T. Guðmundsson and Helgi Björnsson. 1992. Products and processes in subglacial eruptions, evidence from Grímsvötn, Iceland. European Geophysical Society 17, Edinborg. Útdráttur: Annales Geophysicae 10, Supplement I, C107.

Magnús T. Guðmundsson and Helgi Björnsson. 1992. The morphology of the Grímsvötn calderas, implications for time of collapse. (Veggspjald) 20. vetrarmót norrænna jarðfræðinga, Reykjavík.

Helgi Björnsson 1990. Jöklabreytingar á Íslandi við aukin gróðurhúsaáhrif. Íslenska vatnafræðifélagið, 17. janúar 1990 (fjölritað ágrip).

Helgi Björnsson 1990. Jöklabreytingar á Íslandi. Jarðfræðafélagið, 13. mars 1990.

Helgi Björnsson 1990. Jökulhlaups and glacier surges in Iceland. Opinber fyrirlestur í boði Helsinkiháskóla 15. september 1990 og Bergenháskóla 19. september 1990.

Helgi Björnsson 1990. Kartlegging av bunntopografien under iskapper i Island og studier av drenering av is og vann. Opinber fyrirlestur í boði Bergenháskóla 19. september 1990.

Helgi Björnsson 1989. The geothermal output of the subglacial Grimsvötn area in Vatnajökull. Nordic Volcanological Institute, Reykjavík, 6. febrúar 1989.

Helgi Björnsson 1988. Glacier surge. Dr. Philos lecture, University of Oslo, 6 December 1988 (prentað handrit).

Helgi Björnsson 1988. Processes of glacial erosion. Dr. philos. lecture, University of Oslo, 6 December 1988. (prentað handrit).

Helgi Björnsson 1987. Frostjordsformer i Island. Nordisk symposium om permafrost. Ny-Aalesund Svalbarða, 7-11 ágúst 1987.

Helgi Björnsson 1987. Jökulhlaup fra sub-glasiale sjöer i Vatnajökull. Opinber fyrirlestur í boði Oslóarháskóla 11. nóvember 1987.

Helgi Björnsson 1987. Topografien under breer i Island, maaleteknikk og implikasjoner. Bergen Geofysikers Forening, 12. nóvember 1987.

Helgi Björnsson 1985. Glacier hazards in Iceland. Symposium of glacier hydrology, Anchorage, Alaska, April 1985 (prentað handrit).

Helgi Björnsson 1985. Kartlegging av isbreers bunntopografi og overflate vist ved eksempler fra Island. Opinber fyrirlestur í boði Oslóarháskóla, 24. október 1985.


Fræðsluerindi fyrir almenning / Other talks

Helgi Björnsson 2005. Hofsjökull, bakhjarl Þjórsárvera. Landvernd, 12. ágúst 2005.

Helgi Björnsson, Finnur Pálsson, Sverrir Guðmundsson, Hannes H. Haraldsson og Sigmundur Freysteinsson 2002. Rannsóknir á afkomu, afrennsli og veðurfari á Vatnajökli og Langjökli. Landsvirkjun 5. apríl 2002.

Helgi Björnsson
2002. Sambúð jökla og Skaftfellinga. Ráðstefna Sagnfræðafélags og Kirkjubæjarstofu. 13.-14. apríl 2002.

Helgi Björnsson
2002. Vatnajökull, núverandi staða og framtíð. Hið íslenska náttúrufræðifélag. 25. mars 2002.

Helgi Björnsson
2001. Ísland undir jökli: íssjármælingar í aldarfjórðung. Jöklarannsóknafélag Íslands, 9. janúar 2001.

Helgi Björnsson
2001. Jökulsárlón og Fláajökull: breytingar á 20. öld og framtíðarhorfur. Jöklasýning á Höfn í Hornafirði, 28. ágúst 2001.

Helgi Björnsson, Sverrir Guðmundsson og Finnur Pálsson
2000. Afkoma og veðurþættir á Vatnajökli 1994-2000. Landsvirkjun. 3. nóvember 2000.

Helgi Björnsson
2000. Suðurstraumar Vatnajökuls: eldur, ís og vatn. Gestastofa Skaftafells þjóðgarðs. 5. nóvember 2000.

Helgi Björnsson 2000. Vatnajökull: tilurð, yfirborð og botn, afkoma og afrennsli íss og vatns 20. júní 2000. Jöklasýning á Höfn í Hornafirði.

Helgi Björnsson 1999. Landslag undir öllum meginjöklum landsins, Rótaryklubbur Austurbæjar. Febrúar.

Helgi Björnsson 1999. Mýrdalsjökull: eldstöðvar og rennslisleiðir jökulhlaupa. 13. september 1999. Borgarafundur um Kötlu Vík í Mýrdal.

Helgi Björnsson 1999. Landslag undir öllum meginjöklum landsins Lionsklúbburinn Baldur. Apríl.

Helgi Björnsson 1999. Mýrdalsjökull: eldstöðvar, jarðhiti, sigkatlar og jökulhlaup. 26. október 1999. Jöklarannsóknafélag Íslands.

Helgi Björnsson 1998. Grímsvatnahlaup fyrr og nú. Ráðstefna um umbrot í Vatnajökli. Kirkjubæjarklaustri 21. mars 1998.

Helgi Björnsson 1998. Niðurstöður íssjármælinga á Langjökli. Jöklarannsóknafélag Íslands. 27. október 1998.

Helgi Björnsson 1998. Jöklasafn. Málþing á Höfn í Hornafirði 10. Október 1998.

Helgi Björnsson 1998. Vatnajökull: ís, eldfjöll og vatn. Ráðstefna um umbrot í Vatnajökli. Kirkjubæjarklaustri 21. mars 1998.

Helgi Björnsson 1995. Milli harns og heiða: áhrif loftslagsbreytinga á hálendi Íslands. Ráðstefna um landgræðslu, Selfossi, 12. febrúar 1995.

Helgi Björnsson 1995. Niðurstöður íssjármælinga á Mýrdalsjökli. Jöklarannsóknafélags Íslands, 26. apríl 1995.

Helgi Björnsson 1994. Samspil framhlaupa og jökulhlaupa. Málstofa jarðeðlisfræðistofu Raunvísindastofnunar Háskólans, september 1994.

Helgi Björnsson 1993. Heildaryfirlit yfir rannsóknir á landi undir jöklum. Kiwanisklúbbur í Reykjavík, 23. mars 1993.

Helgi Björnsson 1992. Rannsóknir í jarðeðlisfræði við Raunvísindastofnun Háskólans. Útvarpserindi, 12. apríl 1992.

Helgi Björnsson 1991. Breer og glasiologiske forskning i Island. Norrænt þing landfræðikennara, Norrænahúsinu, 29. júlí 1991.

Helgi Björnsson 1991. Tíu dagar í Tíbet. Jöklarannsóknafélag Íslands, 29. október 1991.

Helgi Björnsson 1990. Bruk av noen fundamentale fysiske lover i glasiologisk forskning i Island. Norrænt þing eðlis- og stærðfræðikennara, Háskóla Íslands, 28. júní 1990.

Helgi Björnsson 1990. Framhlaup jökla. Jöklarannsóknafélag Íslands, 23. október 1990.

Helgi Björnsson 1990. Landið undir Vatnajökli. Náttúrufræðifélag Íslands, 26. mars 1990.

Helgi Björnsson 1990. Leit að herflugvélum á Grænlandsjökli. Lionsklúbburinn Freyr, 1. maí 1990.

Helgi Björnsson 1989. Jöklarannsóknir á Íslandi. Ársfundur Landsvirkjunar 14. apríl 1989, (fjölritað erindi).

Helgi Björnsson 1989. Landslag undir jöklum. Rotaryklúbbur Austurbæjar, 1. júní 1989.

Helgi Björnsson 1989. Orsakir og eðli snjóflóða. Slysavarnafélag Íslands, 16. febrúar 1989.

Helgi Björnsson 1986. Ísland undir jökli. Vísindafélag Íslendinga, 29. október 1986.

Helgi Björnsson 1986. Svipast um fjallaklasa undir jökli. Ferðafélag Íslands, 26. nóvermber 1986.

Helgi Björnsson 1985. Ókunn jöklalönd. Útvarpserindi (30 mínútur), 17. mars 1985.