Martin Truffer

Office Information
Phone: 
(907) 474-5359
Research Group(s): 
Snow Ice Permafrost
Present Research Interests: 

 

  • Glacier dynamics
  • Subglacial processes
  • Ice-ocean interaction
  • Fast glacier flow
  • Geophysical applications to glaciology
  • Hot water drilling
  • Numerical modeling
  • Geophysical inverse methods

 

Selected Publications: 

 

  • Glasser, N. F., T.A. Scambos, J. Bohlander, M. Truffer, E. Pettit, and B.J. Davies (2011). From ice-shelf tributary to tidewater glacier: continued rapid recession, acceleration and thinning of Röhss Glacier following the 1995 collapse of the Prince Gustav Ice Shelf, Antarctic Peninsula. Journal of Glaciology, 57(203), 397-406. doi:10.3189/002214311796905578.
  • Motyka, R. J., M. Fahnestock, M. Truffer, J. Mortensen, and S. Rysgaard. (2011). Submarine melting of the 1985 Jakobshavn Isbrae floating tongue and the triggering of the current retreat, J. Geophys. Res. - Earth Surface, 116(F1), doi:10.1029/2009JF001632.
  • Amundson, J. M., M. Fahnestock, M. Truffer, J. Brown, M.P. Lüthi, and R. J. Motyka. (2010), Ice mélange dynamics and implications for terminus stability, Jakobshavn Isbræ, Greenland . J. Geoph. Res., Earth Surface, 115, F01005, doi:10.1029/2009JF001405.
  • Amundson, J.M. and M. Truffer, (2010) A unifying framework for iceberg-calving models. Journal of Glaciology, 56(199), pp.822-830.
  • Motyka, R. J., M. Fahnestock, and M. Truffer, (2010), Volume Change of Jakobshavn Isbræ, West Greenland: 1985 – 1997 – 2007. Journal of Glaciology, 56(198), 635-646.
  • ¾¾West, M., C.F. Larsen, M. Truffer, S. O'Neel, and L. LeBlanc. (2010). Glacier microseismicity. Geology, 38(4), pp.319-322.
  • Truffer, M. , R. J. Motyka, M. Hekkers, I. Howat, and M. King, (2009), Terminus dynamics at an advancing glacier: Taku Glacier, Alaska. Journal of Glaciology, 55(194), 1052-1060.
  • Lüthi, M., M. Fahnestock, and M. Truffer, (2009). Calving icebergs indicate a thick layer of temperate ice at the base of Jakobshavn Isbræ, Greenland. Journal of Glaciology, 55(191), 563-565.
  • Farinotti, D., M. Huss, A. Bauder. M. Funk, and M. Truffer (2009). A method to estimate the ice volume and ice-thickness distribution of alpine glaciers. Journal of Glaciology, 55(191), 422-430.
  • Avdonin, S., V. Kozlov, D. Maxwell, and M. Truffer. (2009). Iterative methods for solving a nonlinear boundary inverse problem in glaciology. Journal of Inverse and Ill-posed Problems, 17(3), 239-258, doi:10.1515/JIIP.2009.018.
  • Thost, D.E. and M. Truffer (2008). Glacier recession on Heard Island, southern Indian Ocean. Arctic, Antarctic, and Alpine Research , 40(1), 199-214.
  • Ritchie, J.B., C. Lingle, R.J. Motyka, and M. Truffer (2008). Seasonal fluctuations in the advance of a tidewater glacier and potential causes: Hubbard Glacier, Alaska, USA. Journal of Glaciology , 54 (186), 401-411.
  • Maxwell, D., M. Truffer, S. Avdonin, and M. Stuefer (2008). An iterative scheme for determining glacier velocities and stresses. Journal of Glaciology , 54 (188), 888-898
  • Joughin, I., I.M. Howat, M. Fahnestock, B. Smith, W. Krabill, R.B. Alley, H. Stern, and M. Truffer (2008). Continued evolution of Jakobshavn Isbræ following its rapid speedup. Journal of Geophysical Research , 113 (F04006) doi:10.1029/2008JF001023.
  • Joughin, I., I.M. Howat, R.B. Alley, D.L. Egholm, M. Fahnestock, T. Moon, M. Nettles, M. Truffer, and V. Tsai (2008). Ice-front variation and tidewater behavior on Helheim and Kangerdlugssuaq Glaciers, Greenland. J. Geophys. Res., 113(F1), pp.1-11.
  • Kanamori, S., C.S. Benson, M. Truffer, S. Matoba, D.J. Solie, and T. Shiraiwa (2008). Seasonality of snow accumulation at Mount Wrangell, Alaska, USA. Journal of Glaciology , 54 (185), 273-278.
  • Harrison, W. D., R.J. Motyka, M. Truffer, O. Eisen, M.T. Moran, C.F. Raymond, M. Fahnestock, and M. Nolan (2008). Glacier, fjord, and seismic response to recent large calving events, Jakobshavn Isbrae, Greenland. Geophys. Res. Lett , 35, L22501, doi:10.1029/2008GL03528..
  • Boyce, E.S., R.J. Motyka, and M. Truffer (2007). Flotation and retreat of lake-calving terminus, Mendenhall Glacier, southeast Alaska, USA. Journal of Glaciology , 53 (181), 211-224.
  • Benson, C.S., R.J. Motyka, S. McNutt, M. Lüthi, M. Truffer (2007). Glacier-volcano interactions in the North Crater of Mt Wrangell, Alaska. Annals of Glaciology , 45, 48-57.
  • ŸŸMotyka, R.J. and M. Truffer, (2007). Hubbard Glacier, Alaska: 2002 closure and outburst of Russell Fjord and postflood conditions at Gilbert Point. J. Geophys. Res., 112(F2), pp.1-15.
  • Truffer, M. and M. Fahnestock (2007). Rethinking Ice Sheet Time Scales. Science , 315 1508-1509. doi:10.1126/science.11404.

 

Links: 
Geophysical Institute Glaciers Research Group
Geophysical Institute Glaciers: Martin Truffer

Vladimir Romanovsky

Office Information
Phone: 
(907) 474-7459
Research Group(s): 
Snow Ice Permafrost
Professional Memberships and Awards: 

 

  • Academic Secretary of the Committee: “The Geophysical Methods of Research in the Field of Engineering 
  • Geology, Hydrogeology, and Geocryology”, Geophysical Research Board of the Academy of Sciences of the USSR (Russia), 1986-1992
  • Award (Medal) from the Russian Government for the Baikal-Amur Railroad construction, 1984.
  • Member of the RAISE (Russian-American Initiative on Shelf-Land Environments in the Arctic) International Steering Committee, 1996-2006
  • Member of the IPA Working Groups “Inland and Offshore Permafrost” and “Global Change and Permafrost,” 1998-present
  • Director of the RAISE (Russian-American Initiative on Shelf-Land Environments in the Arctic) Science Management Office, OPP NSF, 1999-2002
  • Member of the International Heat Flow Commission (IHFC), 1999-present
  • Member of the “Task Force on Climate Change, Permafrost and Civil Infrastructure” of the US Arctic Research Commission, 2001-2004
  • Member of the Arctic Climate System Study (ACSYS)/Climate and Cryosphere (CliC) Numerical Experimentation Group (NEG) of the World Climate Research Programme (WCRP), 2001- 2006
  • Member of the NASA NEESPI Science Plane Writing Working Group, 2002- 2008
  • Chair of the “Modeling of Permafrost” Subgroup of the International Permafrost Association (IPA), 2003-2008
  • President-Elect of the US Permafrost Association (USPA), 2003-2004
  • President of the US Permafrost Association (USPA), 2004-2005
  • Past President of the US Permafrost Association (USPA), 2005-2006
  • Member of the National Academies “Designing an Arctic Observing Network” Committee of the Polar Research Board, 2004 - 2006
  • Member of the WMO/WCRP CliC scientific steering group (SSG), 2008-present
  • 2007 Terris and Katrina Moore Prize, University of Alaska, 2008
  • Member of the Executive Committee of the International Permafrost Association, 2008 - present 
  • Member of the Technical Working Group on Public Infrastructure (Adaptation), Alaska Governor’s Climate Change Sub-Cabinet, 2008 - 2010 
  • Member of the US Polar Research Board, 2008 – present
  • Member of the Executive Committee of the WMO/WCRP CliC scientific steering group (SSG), 2010-present
  • 2011 Usibelli Award for Research, University of Alaska, 2011 

 

Positions Held: 
  • Professor of Geophysics, University of Alaska Fairbanks, Alaska (2006 – Present)
  • Associate Professor of Geophysics, University of Alaska Fairbanks, Alaska (1999 – 2006)
  • Research Associate Professor, Geophysical Institute, U of Alaska Fairbanks, Alaska (1998 – 1999)
  • Research Associate, Geophysical Institute, University of Alaska Fairbanks, Alaska (1996 – 1998)
  • Research Assistant, Geophysical Institute, University of Alaska Fairbanks, Alaska (1992 – 1996)
  • Associate Professor of Geophysics and Geocryology, Moscow State University (1985 – 1992)
  • Science Researcher, Department of Geocryology, Moscow State University, Russia (1980 – 1985)
  • Geophysicist, Faculty of Geology, Moscow State University, Russia (1975 – 1980)
Present Research Interests: 

 I am interested in the scientific and practical aspects of environmental and engineering problems involving ice and permafrost. These include problems in the areas of soil physics, thermodynamics, heat and mass flow, and growth and decay processes that are associated with permafrost, subsea permafrost, seasonally frozen ground, and seasonal snow cover. I am also interested in the improvement of mathematical methods (analytical and numerical modeling) in geology and geophysics. 

Links: 
Geophysical Institute Permafrost Laboratory Research Group
Geophysical Institute Permafrost Laboratory: Dr. Vladimir Romanovsky

Reginald Muskett

Office Information
Phone: 
(907) 474-1925
Research Group(s): 
Snow Ice Permafrost

I am applying satellite geodesy techniques and developing mathematical methods for determining the changes of the Northern Hemisphere permafrost regions. My interests in science and mathematics covers topics in Geophysics (Gravity, Geomagnetic Fields and Meteorology), Planetary Sciences and applications of Inverse Theory, Harmonic and Numerical Analysis. Since I was a young student in Alabama, I had interests in Astronomy and Mathematics, in part due to the writings of Carl Sagan and the NASA Mariner, Pioneer and Vikin

Professional Memberships and Awards: 
  • Association of Polar Early Career Scientists
  • American Geophysical Union
  • European Geoscience Union
  • International Association of Geodesy
  • IEEE Geoscience and Remote Sensing Society
  • International Permafrost Association
  • U.S. Permafrost Association
Positions Held: 
  • Postdoctoral Fellow, Geophysical Institute (Current)
  • Graduate Research Assistant, (GI, UAF), 1999-2007
  • Research Associate, Dept. of Geology, Univ. of Akron, Ohio, 1998-1999
  • Senior Cartographer, Defense Mapping Agency, HTC, DoD, Bethesda MD, 1992-1994
  • Physical Scientist, Defense Mapping Agency, HTC, DoD, Bethesda MD, 1985-1992
Present Research Interests: 
  • Satellite Geodesy
  • Geophysics
  • Mathematics and Computer Science Applications in the Physical Sciences
Selected Publications: 
Extended Publication List: 
http://permafrost.gi.alaska.edu/user/8/biblio
Links: 
Geophysical Institute Permafrost Laboratory Research Group
Geophysical Institute Permafrost Laboratory: Dr. Reginald R. Muskett
Reginald Muskett's Facebook Page

Roman Motyka

Office Information
Phone: 
(907) 796-6307
Research Group(s): 
Snow Ice Permafrost

Motyka joined the Geophysical Institute, University of Alaska Fairbanks, in 1997 after 16 years as senior geologist with the Alaska Division of Geological & Geophysical Survey (ADGGS).  At ADGGS, he first headed their geothermal program (which included studies on volcanoes), then later returned to his first love, glaciers, and headed ADGGS’ glacier hazards program. After joining GI-UAF, Motyka was involved in the Black Rapids Glacier drilling program, and helped characterize the subglacial till. Dr.

Positions Held: 
  • (2011-Present) Research Professor, Geophysical Institute, University of Alaska Fairbanks
  • (1998-2010) Research Associate Professor, Geophysical Institute, University of Alaska Fairbanks
  • (1996-1998) Affiliate Faculty, Geophysical Institute, University of Alaska Fairbanks
  • (1995-Present) Affiliate Faculty, Environmental Sciences Program, University of Alaska Southeast
  • (1981-1995) Senior Geologist/Geophysicist, Alaska Division of Geological & Geophysical Surveys, Juneau and Fairbanks
  • (1979-1981) Geologist/Geophysicist, Alaska Division of Geological & Geophysical Surveys, Fairbanks
  • (1966-1970) Physicist, Michelson-Morley Laboratory, U.S., Department of Navy, China Lake, California
Selected Publications: 
  • Motyka, R. J., M. Fahnestock, M. Truffer, J. Mortensen, and S. Rysgaard, 2011, Submarine melting of the 1985 Jakobshavn Isbrae floating tongue and the triggering of the current retreat, J. Geophys. Res. - Earth Surface, 116, doi:10.1029/2009JF001632.
  • Motyka, R. J., M. Fahnestock, and M. Truffer, 2010, Volume Change of Jakobshavn Isbrae, West Greenland: 1985 – 1997 – 2007.  Journal of Glaciology, 56(198), 635-646.
  • Motyka, RJ, D Lawson, D Finnegan, G Kalli, B Molnia, and A Arendt, 2008. Hubbard Glacier update: another closure of Russell Fiord in the making? Journal of Glaciology, 54(186), 562-564.
  • Motyka, RJ, and M Truffer, 2007.  Hubbard Glacier, Alaska: 2002 Closure of Russell Fjord and implications for future dams. J. Geoph. Res., Earth Surface. 112, F02004, doi:10.1029/2006JF000475. 
  • Motyka, R.J., C.F. Larsen, J.T. Freymueller and K.A. Echelmeyer. 2007. Post Little Ice Age Glacial Rebound in Glacier Bay National Park and Surrounding Areas. Alaska Park Science, 6(1), 36-41.
  • Motyka R. J., M. Truffer, E. M. Kuriger, A. K. Bucki, 2006., Rapid erosion of soft sediments by tidewater glacier advance: Taku Glacier, Alaska, USA, Geophys. Res. Lett., 33, L24504, doi:10.1029/2006GL028467. 
  • Motyka, RJ, L Hunter, K Echelmeyer, and C Connor, 2003. Submarine melting at the terminus of a temperate tidewater glacier, LeConte Glacier, Alaska. Annals of Glaciology, 36, 57-65.
  • Motyka, RJ, 2003. Post little ice age uplift at Juneau, Alaska reconstructed from dendrochronology and geomorphology. Quatern. Res., 59, 300-309.
  • Motyka, R. J. and Echelmeyer, K. A.., 2003. Taku Glacier on the move again: Active deformation of proglacial sediments. Journal of Glaciology, 10(164), 50-59.
Extended Publication List: 
http://www.uas.alaska.edu/arts_sciences/naturalsciences/envs/faculty_staff/motyk...
Links: 
Geophysical Institute Snow, Ice & Permafrost Research Group
Home Page: Roman Motyka

Alexander Kholodov

Office Information
Phone: 
(907) 474-7698
Research Group(s): 
Snow Ice Permafrost
Positions Held: 

 

  • Research scholar visitor, Geophysical Institute, University of Alaska Fairbanks (2007 - Present)
  • Senior Scientist, Laboratory of Soil Cryology, Institute of Physical-Chemical and Biological Problems of Soil Science RAS (2001 - 2007)

 

Present Research Interests: 
  • Temperature regime of permafrost
  • Periglacial (cryogenic) processes and phenomena
  • Gas and gas hydrates and their interaction with permafrost
  • Organic substance in permafrost
  • Offshore permafrost
  • Sea-land interaction in the Arctic
  • Quaternary geology and paleogeography
Links: 
Geophysical Institute Permafrost Laboratory Research Group
Geophysical Institute Permafrost Laboratory: Dr. Alexander Kholodov

Sergey Marchenko

Office Information
Phone: 
(907) 474-7698
Research Group(s): 
Snow Ice Permafrost
Professional Memberships and Awards: 
  • American Geophysical Union (AGU)
  • United States Permafrost Association (USPA)
  • European Geophysical Union (EGU) 
Positions Held: 
  • Research Associate Professor, Geophysical Institute, University of Alaska Fairbanks (2008 - Present)
  • Research Associate, Geophysical Institute, University of Alaska Fairbanks (2006 - 2008)
  • Visiting Research Scholar, Geophysical Institute, University of Alaska Fairbanks (2003 - 2006)
  • Senior Scientist, Yakutsk Permafrost Institute, Siberian Branch of Russian Academy of Sciences, Kazakhstan Alpine Permafrost Laboratory (1993 - 2003)
  • Engineer, Yakutsk Permafrost Institute, Siberian Branch of Russian Academy of Sciences (1989 - 1993)
  • Engineer, Research Institute of Mechanics, Almaty, Kazakhstan (1985 - 1989)
Present Research Interests: 
  • Interaction between climate and permafrost in Arctic and Sub-Arctic Regions
  • Altitudinal permafrost formation, distribution and evolution in the mid-latitude mountain regions
  • Modeling of temporal and spatial permafrost dynamics
Selected Publications: 

 

  • Marchenko, S., Romanovsky, V. & Tipenko, G. (2008). Numerical Modeling of Spatial Permafrost Dynamics in Alaska. Proceedings of the Ninth International Conference on Permafrost, University of Alaska Fairbanks, Jun 29 - July 3, 2008, 2: 1125-1130. 
  • Romanovsky, V.E., Kholodov, A.L., Marchenko, S.S., Oberman, N.G., Drozdov, D.S., Malkova, G.V., Moskalenko, N.G., Vasiliev, A.A., Sergeev, D.O., and Zheleznyak, M.N. (2008). Thermal State and Fate of Permafrost in Russia: First Results of IPY (Plenary Paper). Proceedings of the Ninth International Conference on Permafrost, University of Alaska Fairbanks, June 29 - July 3, 2008, 2: 1511-1518.
  • Romanovsky, V.E., Marchenko, S.S., Daanen, R., Sergeev, D.O., and Walker, D.A. (2008). Soil Climate and Frost Heave Along the Permafrost/Ecological North American Arctic Transect. Proceedings of the Ninth International Conference on Permafrost, University of Alaska Fairbanks, June 29 - July 3, 2008, 2: 1519-1524.
  • Stendel, M., Christensen, J.H., Aðalgeirsdóttir, G., Daanen, R., Marchenko, S., and Romanovsky, V. (2008). The Fate of Greenland’s Permafrost: Results from High-Resolution Transient Climate Simulations. Proceedings of the Ninth International Conference on Permafrost, University of Alaska Fairbanks, June 29 - July 3, 2008, 2: 1705-1709.
  • Zhao, L., Marchenko, S.S., Sharkhuu, N., and Wu, T. (2008). Regional Changes of Permafrost in Central Asia (Plenary Paper). Proceedings of the Ninth International Conference on Permafrost, University of Alaska Fairbanks, June 29 - July 3, 2008, 2: 2061-2069.
  • Riseborough, D., Shiklomanov, N.I., Etzelmuller, B., Gruber, S., & Marchenko, S. (2008). Space, time, and permafrost: Recent advances in permafrost modeling. Permafrost and Periglacial Processes. (19): 2, 137-156.
  • Jorgenson, T., Yoshikawa, K., Kanevskiy, M., Shur, Y., Romanovsky, V., Marchenko, S., Grosse, G., Brown, J., and Jones, B. (2008). Permafrost Characteristics of Alaska. Ninth International Conference on Permafrost, University of Alaska Fairbanks, June 29 - July 3, 2008. Extended Abstracts, 121-122.
  • Liljedahl, A., Hinzman, L., Marchenko, S., and Berezovskaya, S. (2008). The Effect of Spatially Distributed Snow Cover on Soil Temperatures: A Field and Modeling Study. Ninth International Conference on Permafrost, University of Alaska Fairbanks, June 29 - July 3, 2008. Extended Abstracts, 183-184.
  • Marchenko, S., Sharkhuu, N., Li, X., Ishikawa, M., Brown, J., Romanovsky, V., and Drodzov, D. (2008). Toward a Permafrost Map of Central Asia. Ninth International Conference on Permafrost, University of Alaska Fairbanks, June 29 - July 3, 2008. Extended Abstracts, 203-204.
  • Daanen, R.P., Romanovsky, V.E., Marchenko, S.S., Christensen, J.H., Stendel, M. and Ingeman- Nielsen, T. (2008). Greenland Permafrost Temperature Simulations. Ninth International Conference on Permafrost, University of Alaska Fairbanks, June 29 - July 3, 2008. Extended Abstracts, 55-56.
  • Marchenko, S., Gorbunov, A. and V. Romanovsky. (2007). Permafrost Warming in the Tien Shan Mountains, Central Asia. Global and Planetary Change, 56, 311 – 327.
  • Shiklomanov, N. I., O. A. Anisimov, T. Zhang, S. Marchenko, F. E. Nelson, and C. Oelke (2007), Comparison of model-produced active layer fields: Results for northern Alaska, J. Geophys. Res., 112, F02S10, doi:10.1029/2006JF000571.

 

Extended Publication List: 
http://permafrost.gi.alaska.edu/sites/default/files/Marchenko_CV_August_2008.pdf
Links: 
Geophysical Institute Permafrost Laboratory Research Group
Geophysical Institute Permafrost Laboratory: Dr. Sergi Marchenko

Chris Larsen

Office Information
Phone: 
(907) 474-5333
Research Group(s): 
Snow Ice Permafrost

 Dr. Larsen oversees the glacier altimetry program at the UAF-GI, and since 2009 Dr. Larsen has directed Operation Ice Bridge Alaska. Operation Ice Bridge is a NASA airborne mission focused on glaciers and icesheets worldwide, and is the largest airborne survey of Earth's polar ice ever flown. Additionally, Dr. Larsen uses an array of geodesy, remote sensing, photogrammetry and seismology in field-based research to study Alaskan glaciers.

Professional Memberships and Awards: 
  • Memberships
    • American Geophysical Union
    • International Glaciological Society
  • Awards
    • NASA Group Acheivement Award (Operation IceBridge 2010)
    • American Geophysical Union Editor's Citation for Excellence in Refereeing (Geophysical Research Letters)
    • NASA Earth Systems Science Fellowship (Proposal: Glacial Unloading: Forcings, Responses, and Processes)
Positions Held: 
  • Research Assistant Professor, Glaciology, Geophysical Institute, UAF (July 2006 - Present)
  • Research Associate, Geodesy, Geophysical Institute, UAF (April 2004 - June 2006)
  • Post Doctoral Fellow, Geodesy, Geophysical Institute, UAF (May 2003 - April 2004)
Present Research Interests: 
  • Airborne LiDAR
  • GPS geodesy and surveying
  • Mass loss of Alaskan Glaciers
  • Glacier Dynamics
  • Tidewater and Lacustrine Calving Dynamics
  • Glacier generated seismicity
  • Active tectonics and deformation of Alaska
  • Glacial isostatic adjustment
Selected Publications: 
  • Burrows, R., S. Herreid, G. Adema, A. Arendt, C.F. Larsen (2011), Glacier trends and response to climate in Denali National Park and Preserve, Park Science. 
  • Sato, T., S. Miura , W. Sun , T. Sugano , J. Freymueller, C.F. Larsen, Y. Ohta, H. Fujimoto, D. Inazu, R.J. Motyka (in press, 2011) Gravity and uplift rates observed in Southeast Alaska and their comparison with GIA model predictions, J. Geophys. Res. 2011JB008485R. 
  • O’Neel, S., C.F. Larsen, N. Ruppert, R. Hansen, (2010) Iceberg Calving as a Primary Source of Regional-Scale Glacier-Generated Seismicity in the St. Elias Mountains, Alaska, J. Geophys. Res., doi:10.1029/2009JF001598. 
  • Sato, T., C.F. Larsen, Satoshi, M., Ohta, Y., Fujimoto, H., Sun, W., Motyka, R.J., Freymueller, J.T., (2010) Reevaluation of the viscoelastic and elastic responses to the past and present-day ice changes in Southeast Alaska, Tectonophysics, doi:10.1016/j.tecto.2010.05.009. 
  • Elliott, J., C. F. Larsen, J. T. Freymueller, and R. J. Motyka, (2010) Tectonic Block Motion and Glacial Isostatic Adjustment in Southeast Alaska and Adjacent Canada Constrained by GPS Measurements, J. Geophys. Res., doi:10.1029/2009JB007139. 
  • West, M., C.F. Larsen, M. Truffer, S O′Neel, and L. LeBlanc. (2010) Glacier microseismicity. Geology v. 38; no. 4; p. 319-322; DOI: 10.1130/G30606.1.
  • Huggel, C., N. Salzmann, S. Allen, J. Caplan-Auerbach, L. Fischer, W. Haeberli, C.F. Larsen, D. Schneider, R. Wessels, (2010) Recent and future warm extreme events and high-mountain slope stability, Phil. Trans. R. Soc. A 2010 368, 2435-2459 doi: 10.1098/rsta.2010.0078.
  • Sun, W., S. Miura, T. Sato, T. Sugano, J. Freymueller, M. Kaufman, C. F. Larsen, R. Cross, and D. Inazu (2010) Gravity measurements in southeastern Alaska reveal negative gravity rate of change caused by glacial isostatic adjustment, J. Geophys. Res., 115, doi:10.1029/2009JB007194.
Extended Publication List: 
http://www.gps.alaska.edu/chris/papers.html
Links: 
Geophysical Institute Snow, Ice & Permafrost Research Group
Home Page: Chris Larsen

Regine Hock

Office Information
Phone: 
(907) 474-7691
Research Group(s): 
Snow Ice Permafrost
Positions Held: 
  • (Currently) Professor of Geophysics, Geophysical Institute, University of Alaska Fairbanks
  • (2002 - 2007) Research Fellow, Stockholm University
  • (September 2001 - December 2001) Post-Doc, Department of Meteorology, Stockholm University
  • (January 1998- July 2001) Researcher, Climate Impact Research Center, Kiruna, Sweden
Present Research Interests: 
  • Glacier Mass Balance
  • Glacier Meteorology and Hydrology
  • Modeling the response of glaciers to climate change
  • Contribution of glacier wastage to global sea-level rise
Selected Publications: 

 

  • Möller, M., R. Finkelnburg, M. Braun, R. Hock, U. Jonsell, V. A. Pohjola, D. Scherer, and C. Schneider (2011), Climatic mass balance of the ice cap Vestfonna, Svalbard: A spatially distributed assessment using ERA-Interim and MODIS data, J. Geophys. Res., 116, F03009, doi:10.1029/2010JF001905.
  • Sicart, J. E., R. Hock, P. Ribstein, J. P.Chazarin, M. Litt and E Ramirez, 2011. Analysis of the seasonal variations of mass balance and meltwater discharge of Tropical Zongo Glacier by application of a distributed energy balance model. Journal of Geophysical Research. 116, D13105, doi:10.1029/2010JD015105. 
  • Rasmussen, L. A., Conway, H., R. M. Krimmel and R. Hock, 2011. Surface mass balance, thinning, and iceberg production, Columbia Glacier, Alaska, 1948-2007. Journal of Glaciology 57(203), 431-440. 
  • Radić, V.  and R. Hock. Regional differentiated contribution of mountain glaciers and ice caps to future sea-level rise. Nature Geoscience, 4, 91-94, DOI: 10.1038/NGEO1052.
  • Sicart, J.E., R.Hock, P. Ribstein and J. P.Chazarin. Sky long-wave radiation on tropical Andean glaciers: parameterization and sensitivity to atmospheric variables. Journal of Glaciology 56(199), 854-860.
  • Huss, M., R. Hock, A. Bauder and M. Funk, 2010. 100-year glacier mass changes in the Swiss Alps linked to the Atlantic Multidecadal Oscillation. Geophys. Res. Lett., 37, L10501, doi:10.1029/2010GL042616, 2010.
  • Radić, V., and R. Hock, 2010. Regional and global volumes of glaciers derived from statistical upscaling of glacier inventory data, J. Geophys. Res., 115, F01010, doi:10.1029/2009JF001373.

 

Links: 
Geophysical Institute Snow, Ice & Permafrost Research Group
Home Page: Regine Hock

William Harrison

Office Information
Phone: 
(907) 474-7706
Research Group(s): 
Snow Ice Permafrost
Present Research Interests: 
  • Glacier respsonse to climate
  • Instability mechanisms in glaciers, especially surging glaciers
  • Glacier changes, especially in Alaska and the Yukon Territory
Links: 
Geophysical Institute Snow, Ice & Permafrost Research Group

Guido Grosse

Office Information
Phone: 
(907) 474-7548
Research Group(s): 
Snow Ice Permafrost
Professional Memberships and Awards: 
  • Memberships
    • American Geophysical Union (AGU)
    • European Geophysical Union (EGU)
    • United States Permafrost Association (USPA)
    • Permafrost Young Researchers Network (PYRN)
    • Arctic Institute of North America (AINA)
    • German Society for Polar Research (DGP)
Positions Held: 

 

  • (2009 – Present) Research Assistant Professor (Remote Sensing, GIS, Permafrost), UAF
  • (2006 – 2009) IPY Presidential Postdoctoral Fellow (Remote Sensing, GIS, Geocryology, Paleoenvironment), UAF
  • (2006) Postdoctoral Fellow (Remote Sensing), UAF
  • (2001 – 2006) Research Assistant (Paleoenvironment, Stratigraphy, Remote Sensing, GIS), AWI for Polar and Marine Research Potsdam, Germany
  • (1999 – 2001) Student Assistant (Geochronology, Sedimentology), Technical University Freiberg, Germany
  • (1998) Student Internship (Oil & Gas Prodcution Division), INA Oil Industries Inc., Zagreb, Croatia

 

Present Research Interests: 
  • Causes, Impacts, and Feedbacks of Permafrost Degradation
  • Remote Sensing of Periglacial Landscapes
  • Carbon Cycle Dynamics in permafrost regions
  • Spatial Analysis of Periglacial Geomorphology
  • Palaeo-Environmental Reconstruction from permafrost deposits
  • Matian Permafrost and Periglacial
Links: 
Geophysical Institute Permafrost Laboratory Research Group
Geophysical Institute Permafrost Laboratory: Dr. Guido Grosse

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