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  • The first multi-model ensemble of regional climate simulations at kilometer-scale resolution, part I: evaluation of precipitation 

    Ban, Nikolina; Caillaud, Cécile; Coppola, Erika; Pichelli, Emanuela; Sobolowski, Stefan Pieter; Adinolfi, Marianna; Ahrens, Bodo; Alias, Antoinette; Anders, Ivonne; Bastin, Sophie; Belušić, Danijel; Berthou, Ségolène; Brisson, Erwan; Cardoso, Rita M.; Chan, Steven C.; Christensen, Ole Bøssing; Fernández, Jesús; Fita, Lluís; Frisius, Thomas; Gašparac, Goran; Giorgi, Filippo; Goergen, Klaus; Haugen, Jan Erik; Hodnebrog, Øivind; Kartsios, Stergios; Katragkou, Eleni; Kendon, Elizabeth J.; Keuler, Klaus; Lavin-Gullon, Alvaro; Lenderink, Geert; Leutwyler, David; Lorenz, Torge; Maraun, Douglas; Mercogliano, Paola; Milovac, Josipa; Panitz, Hans-Jürgen; Raffa, Mario; Remedio, Armelle Reca; Schär, Christoph; Soares, Pedro M.M.; Srnec, Lidija; Steensen, Birthe Marie Rødssæteren; Stocchi, Paolo; Tölle, Merja H.; Truhetz, Heimo; Vergara-Temprado, Jesus; de Vries, Hylke; Warrach-Sagi, Kirsten; Wulfmeyer, Volker; Zander, Mar Janne (Peer reviewed; Journal article, 2021)
    Here we present the first multi-model ensemble of regional climate simulations at kilometer-scale horizontal grid spacing over a decade long period. A total of 23 simulations run with a horizontal grid spacing of ∼3 km, ...
  • Time-series of cloud-free sentinel-2 ndvi data used in mapping the onset of growth of central spitsbergen, svalbard 

    Karlsen, Stein Rune; Stendardi, Laura; Tømmervik, Hans; Nilsen, Lennart; Arntzen, Ingar; Cooper, Elisabeth J. (Peer reviewed; Journal article, 2021)
    The Arctic is a region that is expected to experience a high increase in temperature. Changes in the timing of phenological phases, such as the onset of growth (as observed by remote sensing), is a sensitive bio-indicator ...
  • Mapping Atmospheric Exposure of the Intertidal Zone with Sentinel-1 CSAR in Northern Norway 

    Haarpaintner, Jörg; Davids, Corine (Journal article; Peer reviewed, 2021)
    The intertidal zone (ITZ) is a highly dynamic and diverse coastal ecosystem under pressure that provides important eco-services. Being periodically under water makes it challenging to monitor, and the only possibility to ...
  • The response of terrestrial ecosystem carbon cycling under different aerosol-based radiation management geoengineering 

    Lee, Hanna; Muri, Helene; Ekici, Altug; Tjiputra, Jerry; Schwinger, Jörg (Peer reviewed; Journal article, 2021)
    Geoengineering has been discussed as a potential option to offset the global impacts of anthropogenic climate change and at the same time reach the global temperature targets of the Paris Agreement. Before any implementation ...
  • Lake sediments reveal large variations in flood frequency over the last 6,500 years in south-western Norway 

    Ekblom Johansson, Fanny Maria; Bakke, Jostein; Støren, Eivind Wilhelm Nagel; Paasche, Øyvind; Engeland, Kolbjørn; Arnaud, Fabien (Peer reviewed; Journal article, 2020)
    Lake sediments can retain imprints of past floods, enabling reconstructions that span well beyond instrumental time series. Time series covering thousands of years can document the natural range of flood variability, which ...
  • Large-scale features of Last Interglacial climate: results from evaluating the lig127k simulations for the Coupled Model Intercomparison Project (CMIP6)–Paleoclimate Modeling Intercomparison Project (PMIP4) 

    Otto-Bliesner, Bette L.; Brady, Esther C.; Zhao, Anni; Brierley, Chris M.; Axford, Yarrow; Capron, Emilie; Govin, Aline; Hoffman, Jeremy S.; Isaacs, Elizabeth; Kageyama, Masa; Scussolini, Paolo; Tzedakis, Polychronis C.; Williams, Charles J.R.; Wolff, Eric W.; Abe-Ouchi, Ayako; Braconnot, Pascale; Ramos Buarque, Silvana; Cao, Jian; de Vernal, Anne; Vittoria Guarino, Maria; Guo, Chuncheng; Legrande, Allegra N.; Lohmann, Gerrit; Meissner, Katrin J.; Menviel, Laurie; Morozova, Polina A.; Nisancioglu, Kerim H.; O'Ishi, Ryouta; Mélia, David Salas Y.; Shi, Xaoxu; Sicard, Marie; Sime, Louise C.; Stepanek, Christian; Tomas, Robert A.; Volodin, Evgeny; Yeung, Nicholas K.H.; Zhang, Qiong; Zhang, Zhongshi; Zheng, Weipeng (Peer reviewed; Journal article, 2021)
    The modeling of paleoclimate, using physically based tools, is increasingly seen as a strong out-of-sample test of the models that are used for the projection of future climate changes. New to the Coupled Model Intercomparison ...
  • The northern European shelf as an increasing net sink for CO2 

    Becker, Meike; Olsen, Are; Landschützer, Peter; Omar, Abdirahman; Rehder, Gregor; Rödenbeck, Christian; Skjelvan, Ingunn (Peer reviewed; Journal article, 2021)
    We developed a simple method to refine existing open-ocean maps and extend them towards different coastal seas. Using a multi-linear regression we produced monthly maps of surface ocean fCO2 in the northern European coastal ...
  • Intermittency of Arctic–mid-latitude teleconnections: stratospheric pathway between autumn sea ice and the winter North Atlantic Oscillation 

    Siew, Yu Feng; Li, Camille; Sobolowski, Stefan Pieter; King, Martin Peter (Peer reviewed; Journal article, 2020)
    There is an observed relationship linking Arctic sea ice conditions in autumn to mid-latitude weather the following winter. Of interest in this study is a hypothesized stratospheric pathway whereby reduced sea ice in the ...
  • Impact of strong and extreme El Niños on European hydroclimate 

    King, Martin Peter; Yu, Entao; Sillmann, Jana (Peer reviewed; Journal article, 2020)
    The question of European hydroclimate anomaly associated with El Niño-Southern Oscillation (ENSO) is revisited by composite analyses on data from Dai et al.’s Palmer Drought Severity Index, the Old World Drought Atlas ...
  • Centennial relationships between ocean temperature and Atlantic puffin production reveal shifting decennial trends 

    Hansen, Erpur S.; Sandvik, Hanno; Erikstad, Kjell E.; Yoccoz, Nigel; Anker-Nilssen, Tycho; Bader, Jürgen; Descamps, Sebastien; Hodges, Kevin; Mesquita, Michel d. S.; Reiertsen, Tone Kristin; Varpe, Øystein (Peer reviewed; Journal article, 2021)
    The current warming of the oceans has been shown to have detrimental effects for a number of species. An understanding of the underlying mechanisms may be hampered by the non-linearity and non-stationarity of the relationships ...
  • The Utrecht Finite Volume Ice-Sheet Model: UFEMISM (version 1.0) 

    Berends, Constantijn J.; Goelzer, Heiko; van de Wal, Roderik S.W. (Peer reviewed; Journal article, 2021)
    Improving our confidence in future projections of sea-level rise requires models that can simulate ice-sheet evolution both in the future and in the geological past. A physically accurate treatment of large changes in ...
  • Evaluating the biological pump efficiency of the Last Glacial Maximum ocean using d13C 

    Morée, Anne; Schwinger, Jörg; Ninnemann, Ulysses S; Jeltsch-Thommes, Aurich; Bethke, Ingo; Heinze, Christoph (Peer reviewed; Journal article, 2021)
    Although both physical and biological marine changes are required to explain the 100 ppm lower atmospheric pCO2 of the Last Glacial Maximum (LGM, ∼21 ka) as compared to preindustrial (PI) times, their exact contributions ...
  • Satellite-Based National Intertidal-Zone Mapping of Continental Norway with Sentinel-1&2 

    Haarpaintner, Jörg; Davids, Corine; Hindberg, Heidi; Arntzen, Ingar M.; Borch, Njål Trygve (Research report, 2021)
    The report describes updated methods that were originally developed in Haarpaintner & Davids (2020) to map the intertidal zone, in terms of atmospheric exposure, type and areal extent, based on radar and optical high ...
  • The 11 year solar cycle UV irradiance effect and its dependency on the Pacific Decadal Oscillation 

    Guttu, Sigmund; Orsolini, Yvan J.; Stordal, Frode; Otterå, Odd Helge; Omrani, Nour-Eddine (Peer reviewed; Journal article, 2021)
    The stratospheric, tropospheric and surface impacts from the 11 year ultraviolet solar spectral irradiance (SSI) variability have been extensively studied using climate models and observations. Here, we demonstrate using ...
  • A continuous tephrostratigraphic record from the Labrador Sea spanning the last 65 ka 

    Rutledal, Sunniva; Haflidason, Haflidi; Berben, Sarah Miche Patricia; Griem, Lisa; Jansen, Eystein (Journal article; Peer reviewed, 2020)
    Volcanic ash preserved in marine sediment sequences is key for independent synchronization of palaeoclimate records within and across different climate archives. Here we present a continuous tephrostratigraphic record from ...
  • Tephra horizons identified in the western North Atlantic and Nordic Seas during the Last Glacial Period: Extending the marine tephra framework 

    Rutledal, Sunniva; Berben, Sarah Miche Patricia; Dokken, Trond Martin; Bilt, Willem van der; Cederstrøm, Jan Magne; Jansen, Eystein (Peer reviewed; Journal article, 2020)
    Geochemically distinct volcanic ash (tephra) deposits are increasingly acknowledged as a key geochronological tool to synchronize independent paleoclimate archives. Recent advances in the detection of invisible (crypto) ...
  • Rapid development and persistence of efficient subglacial drainage under 900 m-thick ice in Greenland 

    Chandler, David Matthew; Wadham, Jemma Louise; Nienow, Peter W.; Doyle, Samuel H.; Tedstone, Andrew J.; Telling, Jon; Hawkings, Jonathan R.; Alcock, Jonathan; Linhoff, Benjamin; Hubbard, Alun Lloyd (Journal article; Peer reviewed, 2021)
    Intensive study of the Greenland Ice Sheet's (GrIS) subglacial drainage has been motivated by its importance for ice dynamics and for nutrient/sediment export to coastal ecosystems. This has revealed consistent seasonal ...
  • 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 ...
  • Large-scale features of Last Interglacial climate: results from evaluating the lig127k simulations for the Coupled Model Intercomparison Project (CMIP6)–Paleoclimate Modeling Intercomparison Project (PMIP4) 

    Otto-Bliesner, Bette; Brady, Esther C.; Zhao, Anni; Brierley, Chris; Guo, Chuncheng; Nisancioglu, Kerim Hestnes; Zhang, Zhongshi (Peer reviewed; Journal article, 2021)
    The modeling of paleoclimate, using physically based tools, is increasingly seen as a strong out-of-sample test of the models that are used for the projection of future climate changes. New to the Coupled Model Intercomparison ...
  • Clumped isotope thermometry in bivalve shells: a tool for reconstructing seasonal upwelling 

    Caldarescu, Diana Elena; Sadatzki, Henrik; Dahl, Carin Andersson; Schäfer, Priska; Fortunato, Helena; Meckler, Anna Nele (Peer reviewed; Journal article, 2020)
    Carbonate clumped isotope thermometry is a powerful tool for reconstructing paleotemperature and paleosalinity. Despite its broad application in biotic and abiotic materials, its use in paleoclimate studies has been limited ...

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