Recent Submissions

  • En hydrografisk undersøkelse i Grønlandshavet i april 1980 

    Golmen, Lars G. (Master thesis, 1983)
    I april 1980 blei det foretatt et tokt med M/S ‘Polarsirkel’ til de sentrale delene av Grønlandshavet, hvor i alt 89 CTD-stasjoner blei tatt. De hydrografiske dataene fra dette toktet har i denne hovedfagsoppgaven blitt ...
  • Arctic Wintertime Sea Ice Breakup Events - Detection and Evolution 

    Ordahl, Johanne (Master thesis, 2024-06-03)
    Openings in the Arctic sea ice give rise to strong localized heat fluxes from the ocean to the atmosphere, causing ocean mixing and potentially leading to new sea ice growth. Despite the increased attention on sea ice ...
  • Optimization Model for Installation Logistic of Offshore Wind Farms 

    Nygård, Mari Emilie Lima (Master thesis, 2024-06-03)
    This thesis presents the development and application of a Mixed Integer Linear Programming (MILP) model for optimizing the logistics of offshore wind turbine installations. The objective is to identify strategies that not ...
  • An Assessment of CO2 Uptake in the Arctic Ocean From 1985 to 2018 

    Yasunaka, Sayaka; Manizza, Manfredi; Terhaar, Jens; Olsen, Are; Yamaguchi, Ryohei; Landschützer, Peter; Watanabe, Eiji; Carroll, Dustin; Adiwira, Hanani; Müller, Jens Daniel; Hauck, Judith (Journal article; Peer reviewed, 2023)
    As a contribution to the Regional Carbon Cycle Assessment and Processes phase 2 (RECCAP2) project, we present synthesized estimates of Arctic Ocean sea-air CO2 fluxes and their uncertainties from surface ocean pCO2-observation ...
  • On the Oceanic and Atmospheric Mechanisms Driving the Basal Melting of Fimbulisen Ice Shelf, East Antarctica 

    Lauber, Julius (Doctoral thesis, 2024-06-13)
    Den fremtidige massebalansen til innlandsisen i Øst-Antarktis er den største usikkerheten i prognoser om global havnivåstigning. Et betydelig bidrag til tapet av isen kommer fra oseanisk smelting av isbremmer, de flytende ...
  • Ocean wave tracing v.1: a numerical solver of the wave ray equations for ocean waves on variable currents at arbitrary depths 

    Halsne, Trygve; Christensen, Kai Håkon; Hope, Gaute; Breivik, Øyvind (Journal article; Peer reviewed, 2023)
    Lateral changes in the group velocity of waves propagating in oceanic or coastal waters cause a deflection in their propagation path. Such refractive effects can be computed given knowledge of the ambient current field ...
  • Wave modulation by strong currents: A study in the Lofoten Maelstrom and surrounding areas 

    Halsne, Trygve (Doctoral thesis, 2024-06-07)
    Bølger og strøm – allestedsnærværende trekk ved havet – er i en konstant tilstand av gjensidig vekselvirkning. Disse prosessene forårsaker sterkt inhomogene sjøtilstander. Samspillet dem imellom regulerer utvekslingsprosesser ...
  • Validating Finescale Parameterizations for the Eastern Arctic Ocean Internal Wave Field 

    Baumann, Till Martin; Fer, Ilker; Schulz, Kirstin; Mohrholz, Volker (Journal article; Peer reviewed, 2023)
    In the Arctic Ocean, vertical transport of heat by turbulent mixing is ultimately coupled to the sea-ice cover, with immediate and far-reaching impacts on the climate and ecosystem. Unfortunately, direct observations of ...
  • Fair Winds and Following Seas Remotely: Modifying Perceptions of Fieldwork as a Requirement in Marine Science to Aid in Diversifying the Discipline 

    Nousek-McGregor, Anna; Fisher, Ben; Baker, Chelsey A.; Robinson, Carol; Damerell, Gillian Mary; Liszka, Cecilia M.; Fielding, Sophie; Muschitiello, Pilvi (Journal article; Peer reviewed, 2023)
  • Global Carbon Budget 2023 

    Friedlingstein, Pierre; O'Sullivan, Michael; Jones, Matthew W.; Andrew, Robbie M.; Bakker, Dorothee C. E.; Hauck, Judith; Landschutzer, Peter; Le Quéré, Corinne; Luijkx, Ingrid T.; Peters, Glen Philip; Peters, Wouter; Pongratz, Julia; Schwingshackl, Clemens; Sitch, Stephen; Canadell, Josep G; Ciais, Philippe; Jackson, Robert B; Alin, Simone R.; Anthoni, Peter; Barbero, Leticia; Bates, Nicholas R.; Becker, Meike (Journal article, 2023)
    Accurate assessment of anthropogenic carbon dioxide (CO2) emissions and their redistribution among the atmosphere, ocean, and terrestrial biosphere in a changing climate is critical to better understand the global carbon ...
  • Operational modelling to assess advective harmful algal bloom development and its potential to impact aquaculture 

    Dees, Paul; Dale, Andrew; Callum, Whyte; Beth, Mouat; Keith, Davidson (Journal article; Peer reviewed, 2023)
    A particle tracking model is described and used to explore the role of advection as the source of harmful algal blooms that impact the Shetland Islands, where much of Scotland's aquaculture is located. The movement of ...
  • Investigation of offshore wind turbine wakes by numerical modeling and full-scale measurements 

    Krutova, Maria (Doctoral thesis, 2024-04-30)
    Bak en vindturbin rotor som trekker kinetisk energi ut fra luftstrømmen, blir strømningsforholdene endret. Dette området kalles vindturbinens vake. Vaken er karakterisert av redusert vindhastighet og økt turbulensintensitet. ...
  • Still Arctic? — The changing Barents Sea 

    Gerland, Sebastian; Ingvaldsen, Randi Brunvær; Reigstad, Marit; Sundfjord, Arild; Bogstad, Bjarte; Chierici, Melissa; Hop, Haakon; Renaud, Paul Eric; Smedsrud, Lars Henrik; Stige, Leif Christian; Årthun, Marius; Berge, Jørgen; Bluhm, Bodil Annikki Ulla Barbro; Borgå, Katrine; Bratbak, Gunnar; Divine, Dmitry V; Eldevik, Tor; Eriksen, Elena; Fer, Ilker; Fransson, Agneta; Gradinger, Rolf Rudolf; Granskog, Mats A.; Haug, Tore; Husum, Katrine; Johnsen, Geir; Jonassen, Marius Opsanger; Jørgensen, Lis Lindal; Kristiansen, Svein; Larsen, Aud; Lien, Vidar Surén; Lind, Sigrid; Lindstrøm, Ulf Ove; Mauritzen, Cecilie; Melsom, Arne; Mernild, Sebastian H.; Müller, Malte; Nilsen, Frank; Primicerio, Raul; Søreide, Janne; van der Meeren, Gro Ingleid; Wassmann, Paul (Journal article; Peer reviewed, 2023)
    The Barents Sea is one of the Polar regions where current climate and ecosystem change is most pronounced. Here we review the current state of knowledge of the physical, chemical and biological systems in the Barents Sea. ...
  • Characterizing the convective boundary layer with wind-profiling and scanning Doppler lidar 

    Duscha, Christiane (Doctoral thesis, 2024-04-22)
    Konveksjon har stor innvirkning på strukturen og utviklingen av det atmosfæriske grenselaget. Det er imidlertid utfordrende å måle de karakteristiske lengde- og tidsskalaene ved hjelp av konvensjonelle meteorologiske ...
  • Avansert styringssystem for optimalisering av energilagring i distribusjonsnett 

    Eide, Vanessa Cristal Salvador (Master thesis, 2019-01-17)
    I distribusjonsnettet har det lenge blitt opererert med tradisjonell nettutbygging for handtering av kapasitetsproblem eller spenningsproblem. Med stor vekst i tal el-bilar, meir energikrevjande apparat, samt befolkningsvekst ...
  • Observing atmospheric convection with dual-scanning lidars 

    Duscha, Christiane Anabell; Palenik, Juraj; Spengler, Thomas; Reuder, Heinrich Joachim (Journal article; Peer reviewed, 2023)
    While convection is a key process in the development of the atmospheric boundary layer, conventional meteorological measurement approaches fall short in capturing the evolution of the complex dynamics of convection. To ...
  • The Role of Ocean Heat Content on the Madden–Julian Oscillation 

    Chandra, Ashneel (Doctoral thesis, 2024-03-19)
    Det overordnede målet med denne avhandlingen er å forstå hvilken rolle varmeinnholdet i den øvre delen av havet og havdynamikken rundt ekvator spiller for Madden-Julian svingningen (MJO). Mens havets respons til atmosfæren ...
  • Snow-Atmosphere Humidity Exchange at the Ice Sheet Surface Alters Annual Mean Climate Signals in Ice Core Records 

    Dietrich, Laura Jasmin; Steen-Larsen, Hans Christian; Wahl, Sonja; Jones, Tyler R.; Town, Michel Stephen; Werner, Martin (Journal article; Peer reviewed, 2023)
    Surface processes alter the water stable isotope signal of the surface snow after deposition. However, it remains an open question to which extent surface post-depositional processes should be considered when inferring ...
  • Identifying quasi-periodic variability using multivariate empirical mode decomposition: a case of the tropical Pacific 

    Boljka, Lina; Omrani, Nour-Eddine; Keenlyside, Noel Sebastian (Journal article; Peer reviewed, 2023)
    A variety of statistical tools have been used in climate science to gain a better understanding of the climate system's variability on various temporal and spatial scales. However, these tools are mostly linear, stationary, ...
  • Effects of negative shear on loads for a 15 MW offshore wind turbine during low-level jet events 

    Ahmed, Fahim Masud; Bakhoday Paskyabi, Mostafa (Journal article; Peer reviewed, 2023)
    Wind turbines are more often interacting with the negative shear region of a low-level jet due to increasing turbine sizes. However, the effects of negative shear on wind turbines are not sufficiently studied, particularly ...

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