Now showing items 480-499 of 1182

    • Influence of Diabatic Effects and Tropopause Structure on Baroclinic Development 

      Haualand, Kristine Flacké (Doctoral thesis, 2021-06-10)
      Midlatitude cyclones play an important role in midlatitude weather and global climate. While baroclinic instability is the dominant mechanism for their intensification, midlatitude cyclone development is also influenced ...
    • The influence of input uncertainties on remotely sensed estimates of ocean primary productivity 

      Milutinović, Svetlana (Doctoral thesis, 2011-06-10)
      Temporally and spatially dense estimates of oceanic phytoplankton net primary productivity (NPP), which are commonly derived by mathematical models from satellite observations of ocean colour, are a cornerstone of current ...
    • Influence of Offshore Wind Farms on Primary Production in the North Sea 

      Øijorden, Ingvild (Master thesis, 2016-06-01)
      The less studied environmental consequences of power production from offshore wind energy on the marine ecosystem dynamics, are studied through investigation of response on primary production. An idealized wind farm ...
    • Influence of solar wind energy flux on the interannual variability of ENSO in the subsequent year 

      He, Shengping; Wang, Hui-Jun; Gao, Yongqi; Li, Fei; Li, Hui; Wang, Chi (Peer reviewed; Journal article, 2018)
      Previous studies have tended to adopt the quasi-decadal variability of the solar cycle (e.g. sunspot number (SSN) or solar radio flux at 10.7 cm (F10.7) to investigate the effect of solar activity on El Niño–Southern ...
    • The influence of surface gravity waves on the injection of turbulence in the upper ocean 

      Paskyabi, Mostafa Bakhoday; Fer, Ilker (Peer reviewed; Journal article, 2014-06-25)
      Observations were made in the near-surface layer, at about 8 m depth in 132 m deep water off the coast of Ålesund in Norway, for a duration of 2.5 months in late 2011. The measurement period covers the passage of two low ...
    • Influence of synoptic weather patterns on solar irradiance variability in northern Europe 

      Parding, Kajsa; Liepert, Beate G.; Hinkelman, Laura M.; Ackerman, Thomas P.; Dagestad, Knut-Frode; Olseth, Jan Asle (Peer reviewed; Journal article, 2016-05)
      Observations have revealed strong variability of shortwave (SW) irradiance at Earth’s surface on decadal time scales, referred to as global dimming and brightening. Previous studies have attributed the dimming and brightening ...
    • The influence of terrain on the mean wind flow characteristics in a fjord 

      Cheynet, Etienne; Liu, Shengnan; Ong, Muk Chen; Jakobsen, Jasna Bogunovic; Snæbjörnsson, Jonas Thor; Gatin, Inno (Journal article; Peer reviewed, 2020)
      Flow conditions in complex terrains such as fjords are highly three-dimensional and thus not properly captured by the wind flow models developed for homogenous terrains. In the present study, we explore the potential of ...
    • The influence of the ocean and the stratosphere on climate persistence in the North Atlantic region 

      Breiteig, Tarjei (Doctoral thesis, 2009-09-07)
      The North Atlantic Oscillation (NAO) is generally regarded to largely be a product of processes internal to the troposphere. This thesis investigates various aspects of how the NAO and related climatical fields are influenced ...
    • The Influence of the Surface Humidity Flux on the Snow Isotopic Composition. Revisiting the Formation of the Climate Signal Stored in Ice Core Water Isotope Records 

      Wahl, Sonja (Doctoral thesis, 2022-02-24)
      Accurate projections of future climate rely on knowledge of natural climate variability on different time scales. Climate proxies, such as stable water isotope records recovered from ice cores, provide insights into the ...
    • Influences of Lake Malawi on the spatial and diurnal variability on local precipitation 

      Koseki, Shunya; Mooney, Priscilla A. (Peer reviewed; Journal article, 2019)
      We investigate how the intensity and spatial distribution of precipitation vary around Lake Malawi on a diurnal timescale, which can be valuable information for water resource management in tropical south-eastern African ...
    • Initialization shock in the ocean circulation reduces skill in decadal predictions of the North Atlantic subpolar gyre 

      Polkova, Iuliia; Swingedouw, Didier; Hermanson, Leon; Köhl, Armin; Stammer, Detlef; Smith, Doug; Kröger, Jürgen; Bethke, Ingo; Yang, Xiaosong; Zhang, Liping; Nicolì, Dario; Athanasiadis, Panos J.; Karami, Mehdi Pasha; Pankatz, Klaus; Pohlmann, Holger; Wu, Bo; Bilbao, Roberto; Ortega, Pablo; Yang, Shuting; Sospedra-Alfonso, Reinel; Merryfield, William; Kataoka, Takahito; Tatebe, Hiroaki; Imada, Yukiko; Ishii, Masayoshi; Matear, Richard J. (Journal article; Peer reviewed, 2023)
      Due to large northward heat transport, the Atlantic meridional overturning circulation (AMOC) strongly affects the climate of various regions. Its internal variability has been shown to be predictable decades ahead within ...
    • Innovative Strategies for Observations in the Arctic Atmospheric Boundary Layer 

      Kral, Stephan (Doctoral thesis, 2020-11-20)
      In this thesis, consisting of five scientific papers, I investigate the potential of unmanned aircraft systems (UAS) in stable boundary layer (SBL) research, by developing and applying a new innovative observation strategy. ...
    • Innovative strategies for observations in the Arctic atmospheric boundary layer (ISOBAR)—The Hailuoto 2017 Campaign 

      Kral, Stephan; Reuder, Joachim; Vihma, Timo; Suomi, Irene; O’Connor, Ewan; Kouznetsov, Rostislav D.; Wrenger, Burkhard; Rautenberg, Alexander; Urbancic, Gabin; Jonassen, Marius Opsanger; Båserud, Line; Maronga, Bjørn; Mayer, Stephanie; Lorenz, Torge; Holtslag, Albert A.M.; Steeneveld, Gert-Jan; Seidl, Andrew; Müller, Martin; Lindenberg, Christian; Langohr, Carsten; Voss, Hendrik; Bange, Jens; Hundhausen, Marie; Hilsheimer, Philipp; Schygulla, Markus (Peer reviewed; Journal article, 2018-07-16)
      The aim of the research project “Innovative Strategies for Observations in the Arctic Atmospheric Boundary Layer (ISOBAR)” is to substantially increase the understanding of the stable atmospheric boundary layer (SBL) through ...
    • The Innovative Strategies for Observations in the Arctic Atmospheric Boundary Layer Project (ISOBAR) — Unique fine-scale observations under stable and very stable conditions 

      Kral, Stephan; Reuder, Joachim; Vihma, Timo Pekka; Suomi, Irene; Haualand, Kristine Flacké; Urbancic, Gabin; Greene, Brian R.; Steeneveld, Gert Jan; Lorenz, Torge; Maronga, Bjørn; Jonassen, Marius Opsanger; Ajosenpää, Hada; Båserud, Line; Chilson, Phillip B.; Holtslag, Albert A. M.; Jenkins, Alastair David; Kouznetsov, Rostislav; Mayer, Stephanie; Pillar-Little, Elizabeth A.; Rautenberg, Alexander; Schwenkel, Johannes; Seidl, Andrew; Wrenger, Burkhard (Journal article; Peer reviewed, 2021)
      The Innovative Strategies for Observations in the Arctic Atmospheric Boundary Layer Program (ISOBAR) is a research project investigating stable atmospheric boundary layer (SBL) processes, whose representation still poses ...
    • Inorganic Carbon and Water Masses in the Irminger Sea since 1991 

      Fröb, Friederike; Olsen, Are; Pérez, Fiz F.; García-Ibáñez, Maribel I.; Jeansson, Emil; Omar, Abdirahman; Lauvset, Siv K. (Peer reviewed; Journal article, 2017-02-17)
      The subpolar gyre region in the North Atlantic is a major sink for anthropogenic carbon. While the storage rates show large interannual variability related to atmospheric forcing, less is known about variability in the ...
    • The inorganic carbon cycle of the Red Sea 

      Ali, Elsheikh Bashir (Doctoral thesis, 2017-11-14)
      The aim of this thesis has been to improve the general scientific understanding of the marine inorganic carbon cycle of the Red Sea. The region houses an exceptional range of ecosystems and it is considered the most important ...
    • Insights into the quantification and reporting of model-related uncertainty across different disciplines 

      Simmonds, Emily Grace; Dunn-Sigouin, Etienne; Adjei, Kwaku Peprah; Andersen, Christoffer Wold; Aspheim, Janne Cathrin Hetle; Battistin, Claudia; Bulso, Nicola; Christensen, Hannah M.; Cretois, Benjamin; Cubero, Ryan John Abat; Davidovich, Ivan Andres; Dickel, Lisa; Dunn, Benjamin Adric; Dyrstad, Karin; Einum, Sigurd; Giglio, Donata; Gjerløw, Haakon; Godefroidt, Amélie; González-Gil, Ricardo; Gonzalo Cogno, Soledad; Große, Fabian; Halloran, Paul; Jensen, Mari Fjalstad; Kennedy, John James; Langsæther, Peter Egge; Laverick, Jack H; Lederberger, Debora; Li, Camille; Mandeville, Elizabeth G; Mandeville, Caitlin; Moe, Espen; Schröder, Tobias Navarro; Nunan, David; Sicacha-Parada, Jorge; Simpson, Melanie Rae; Skarstein, Emma Sofie; Spensberger, Clemens; Stevens, Richard; Subramanian, Aneesh C.; Svendsen, Lea; Theisen, Ole Magnus; Watret, Connor; O'Hara, Robert B. (Journal article; Peer reviewed, 2022)
      Quantifying uncertainty associated with our models is the only way we can express how much we know about any phenomenon. Incomplete consideration of model-based uncertainties can lead to overstated conclusions with real-world ...
    • Insights into the Summer Diurnal Cycle over Eastern South Africa 

      Koseki, Shunya; Pohl, Benjamin; Bhatt, Bhuwan Chandra; Keenlyside, Noel; Nkwinkwa Njouodo, Arielle Stela (Journal article; Peer reviewed, 2018)
      Adopting a state-of-the-art numerical model system, we investigate how the diurnal variations in precipitation and local breeze systems are characterized by lower-boundary conditions related to the Drakensberg highland and ...
    • An Integrated Approach for Local Air Quality Assessment under Present and Future Climate Scenarios 

      Wolf-Grosse, Tobias (Doctoral thesis, 2016-12-16)
      Local circulation features in complex terrain are often not resolved in today’s mesoscale numerical weather prediction and research models. For urban areas embedded in complex terrain a prediction of the local circulation ...