Now showing items 14-33 of 264

  • Atmospheric boundary layers in storms: advanced theory and modelling applications 

    Zilitinkevich, Sergej S.; Esau, Igor N.; Baklanov, A. (European Geosciences Union/Copernicus, 2005-03-29)
    Turbulent planetary boundary layers (PBLs) control the exchange processes between the atmosphere and the ocean/land. The key problems of PBL physics are to determine the PBL height, the momentum, energy and matter fluxes ...
  • Atmospheric icing and meteorological variables: Full scale experiment and testing of models 

    Drage, Magne A. (The University of Bergen, 2005-04-15)
  • Atmospheric response to removal of Southern Hemisphere sea ice - a model study 

    Ravnestad, Kristen Myklebust (The University of Bergen, 2010-06-01)
    The atmospheric response to the removal of Southern Hemisphere sea ice is studied using the ICTP AGCM (SPEEDY) model with an uncoupled ocean. The results show large increases in surface heat flux from the ocean to the ...
  • Atmospheric-driven state transfer of shore-fast ice in the northeastern Kara Sea 

    Divine, Dmitry; Korsnes, Reinert; Makshtas, Alexander; Godtliebsen, Fred; Svendsen, Harald (American Geophysical Union, 2005-09-21)
    Frequencies of observed occurrences of shore-fast ice in the northeastern Kara Sea for each month during 1953–1990 reveal a multimodality of shore-fast ice extent in late winter and spring. The fast ice extent exhibits ...
  • Autonomous Ocean Turbulence Measurements Using Shear Probes on a Moored Instrument 

    Fer, Ilker; Paskyabi, Mostafa Bakhoday (American Meteorological Society, 2014-02)
    An internally recording, autonomous instrument has been tested for measurements of ocean turbulence from a mooring line. Measurements were made at a single level in the water column, but for an extended period of time, ...
  • Barents Sea ice cover reflects Atlantic inflow 

    Årthun, Marius; Eldevik, Tor; Smedsrud, Lars Henrik; Skagseth, Øystein (The authors, 2011)
    The recent Arctic winter sea-ice retreat is most pronounced in the Barents Sea. Using available observations of the Atlantic inflow to the Barents Sea and results from a regional ice-ocean model we assess the role of ...
  • Baroclinic Instability in the West Spitsbergen Current 

    Teigen, Sigurd Henrik; Nilsen, Frank; Skogseth, Ragnheid; Gjevik, Bjørn; Beszczynska-Möller, Agnieszka (2011-07-15)
    Baroclinic instability in the West Spitsbergen Current is investigated, based on data from an array of current meter moorings along 78.83oN, across the deeper (1000-2400 m) section of the continental slope west of Svalbard. ...
  • Barotropic instability in the West Spitsbergen Current 

    Teigen, Sigurd Henrik; Nilsen, Frank; Gjevik, Bjørn (American Geophysical Union, 2010-07-24)
    Barotropic instability in the shoreward branch of the West Spitsbergen Current is investigated on the basis of data from an array of current meter moorings along 78.83°N, across the upper continental slope and shelf break ...
  • Benguela Niños: Observations and Modelling 

    Hansen, Elisabeth (The University of Bergen, 2004)
    A numerical ocean model for the South Atlantic was used to study the 1995 Benguela Niño in order to learn about the underlying forcing mechanisms of the phenomenon. By comparing observations and model output, it was found ...
  • The BLLAST field experiment: Boundary-Layer late afternoon and sunset turbulence 

    Lothon, Marie; Louhou, Fabienne; Pino, David; Couvreux, Fleur; Pardyjak, Erik; Reuder, Joachim; Vilà-Guerau De Arellano, Jordi; Durand, Pierre; Hartogensis, Oscar K.; Legain, Dominique; Augustin, Patrick V.; Gioli, Beniamino; Lenschow, Donald H.; Faloona, Ian C.; Yagüe, Carlos; Alexander, Daniel C.; Angevine, Wayne M.; Bargain, Erwan; Barrié, Joël; Bazile, Eric; Bezombes, Yannick; Blay-Carreras, Estel; Van De Boer, Anneke; Boichard, Jean Luc; Bourdon, Anne; Butet, Alain; Campistron, Bernard A.; De Coster, Olivier; Cuxart, Joan; Dabas, Alain M.; Darbieu, Clara; Deboudt, Karine; Delbarre, Hervé; Derrien, Solène; Flament, Pascal; Fourmentin, Marc; Garai, Anirban; Gibert, Fabien; Graf, Alexander T.; Gröbner, Julian; Guichard, Françoise; Jiménez, Mantonia Antonia; Jonassen, Marius Opsanger; Van Den Kroonenberg, Aline C.; Magliulo, Vincenzo; Martin, Sabrina; Martinez, Daniel; Mastrorillo, Laurence; Moene, Arnold F.; Molinos, Francisco Lendinez; Moulin, Emilie; Pietersen, Henk P.; Piguet, Bruno; Pique, Eric; Román-Cascón, Carlos; Rufin-Soler, Caroline; Saïd, Frédérique; Sastre-Marugán, Mariano; Seity, Yann; Steeneveld, Gert Jan; Toscano, Piero; Traullé, Olivier; Tzanos, Diane; Wacker, Stefan; Wildmann, Norman; Zaldei, Alessandro (Copernicus Publications, 2014-10-16)
    Due to the major role of the sun in heating the earth's surface, the atmospheric planetary boundary layer over land is inherently marked by a diurnal cycle. The afternoon transition, the period of the day that connects the ...
  • A brief history of climate – the northern seas from the Last Glacial Maximum to global warming 

    Eldevik, Tor; Risebrobakken, Bjørg; Bjune, Anne Elisabeth; Andersson, Carin; Birks, Harry John Betteley; Dokken, Trond Martin; Drange, Helge; Glessmer, Mirjam Sophia; Li, Camille; Nilsen, Jan Even Øie; Otterå, Odd Helge; Richter, Kristin; Skagseth, Øystein (Elsevier, 2014-12)
    The understanding of climate and climate change is fundamentally concerned with two things: a well-defined and sufficiently complete climate record to be explained, for example of observed temperature, and a relevant ...
  • Bruk og misbruk av klimaframskrivninger 

    Sorteberg, Asgeir (CICERO Senter for klimaforskning, 2009)
    Forskere er avhengig av pålitelige klimaframskrivninger for å kunne si hvilke konsekvenser klimaforandringer får for mennesker og samfunn i framtiden. Men hva kan klimaframskrivninger brukes til og hvordan bør ...
  • Carbon and oxygen fluxes in the Barents and Norwegian Seas : production, air-sea exchange and budget calculations 

    Kivimäe, Caroline (The University of Bergen, 2007-08-17)
    This thesis focus on the carbon and oxygen fluxes in the Barents and Norwegian Seas and presents four studies where the main topics are variability of biological production, air-sea exchange and budget calculations. The ...
  • Carbon to nutrient ratios in marine systems: understanding natural variability Studies of seasonal, inter-annual and regional variability 

    Frigstad, Helene (The University of Bergen, 2012-06-29)
    Ecological stoichiometry deals with the coupling of the carbon (C), nitrogen (N) and phosphorus (P) cycles at the base of the aquatic food webs. Variation in C:N:P stoichiometry is driven by a multitude of factors, and ...
  • Certain aspects of high latitude climate variability 

    Sorokina, Svetlana (The University of Bergen, 2014-06-13)
  • Challenges in seismic hazard assessment: Analyses of ground motion modelling and seismotectonic sources 

    Sørensen, Mathilde Bøttger (The University of Bergen, 2006-06-21)
    Seismic hazard assessment has an important societal impact in describing levels of ground motions to be expected in a given region in the future. Challenges in seismic hazard assessment are closely associated with the ...
  • Changes in atmospheric variability in a glacial climate and the impacts on proxy data: a model intercomparison 

    Pausata, Francesco S. R.; Li, Camille; Wettstein, Justin; Nisancioglu, Kerim Hestnes; Battisti, David Stephen (Copernicus PublicationsEuropean Geosciences Union, 2009-09-11)
    Using four different climate models, we investigate sea level pressure variability in the extratropical North Atlantic in the preindustrial climate (1750 AD) and at the Last Glacial Maximum (LGM, 21 kyrs before present) ...
  • Changes in the properties and distribution of the intermediate and deep waters in the Fram Strait 

    Langehaug, Helene Reinertsen; Falck, Eva (Elsevier, 2012-04)
    The Fram Strait is the only deep connection between the Arctic Ocean and the Nordic Seas (Greenland, Iceland, and Norwegian Seas), with a sill depth of approximately 2600 m. Consequently, observations from this area ...
  • Characterization of the coastal marine atmospheric boundary layer (MABL) for wind energy applications 

    Christakos, Konstantinos (The University of Bergen, 2013-06-03)
    The main problem for the characterization of marine atmospheric boundary layer is the lack of available offshore measurements in relevant altitude range up to 200 m. Remote sensing meteorological instruments such as LIDARs ...
  • Circulation and exchange of water masses on the Faroe Shelf and the impact on the Shelf ecosystem 

    Larsen, Karin Margretha Húsgarð (The University of Bergen, 2009-02-11)
    The findings in this work can be listed as follows: FSW: Based on CTD data, the FSW is found to be relatively vertically homogeneous through-out the year inside the 100 m depth contour. Temperature measurements at ...