Blar i Artikler, kapitler og presentasjoner fra NORCE Klima og miljø på tittel

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    • 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 ...

    • Rapid landscape changes in plastic bays along the Norwegian coastline 

      Bastesen, Eivind; Haave, Marte; Andersen, Gidske Leknæs; Velle, Gaute; Bødtker, Gunhild; Krafft, Charlotte Gannefors (Peer reviewed; Journal article, 2021)
      The Norwegian Coastal Current transports natural debris and plastic waste along the Norwegian coastline. Deposition occurs in so-called wreck-bays and includes floating debris, such as seaweed, driftwood and volcanic pumice, ...

    • Recent Water Mass Changes Reveal Mechanisms of Ocean Warming 

      Zika, Jan D.; Gregory, Jonathan M.; McDonagh, Elaine Louise; Marzocchi, Alice; Clément, Louis (Peer reviewed; Journal article, 2021)
      Over 90% of the buildup of additional heat in the Earth system over recent decades is contained in the ocean. Since 2006, new observational programs have revealed heterogeneous patterns of ocean heat content change. It is ...

    • Reconciling and Improving Formulations for Thermodynamics and Conservation Principles in Earth System Models (ESMs) 

      Lauritzen, P.H.; Kevlahan, N.K.-R.; Toniazzo, Thomas; Eldred, C.; Dubos, T.; Gassmann, A.; Larson, V.E.; Jablonowski, C.; Guba, O.; Shipway, B.; Harrop, B.E.; Lemarié, F.; Tailleux, R.; Herrington, A.R.; Large, W.; Rasch, P.J.; Donahue, A.S.; Wan, H.; Conley, A.; Bacmeister, J.T. (Peer reviewed; Journal article, 2022)
      Earth System Models (ESMs) have numerous total energy budget errors. This article establishes the governing total energy equations for large-scale ESMs and assesses the energy budget errors in real-world simulations in a ...

    • Reconciling Observation and Model Trends in North Atlantic Surface CO2 

      Lebehot, Alice; Halloran, Paul R.; Watson, Andrew J.; McNeall, Doug; Ford, David A; Landschützer, Peter; Lauvset, Siv Kari; Schuster, Ute (Peer reviewed; Journal article, 2019)
      The North Atlantic Ocean is a region of intense uptake of atmospheric CO2. To assess how this CO2 sink has evolved over recent decades, various approaches have been used to estimate basin‐wide uptake from the irregularly ...

    • Reduced El Niño variability in the mid-Pliocene according to the PlioMIP2 ensemble 

      Oldeman, Arthur M.; Baatsen, Michiel L. J.; Von Der Heydt, Anna S.; Dijkstra, Henk A.; Tindall, Julia C.; Abe-Ouchi, Ayako; Booth, Alice R.; Brady, Esther C.; Chan, Wing-Le; Chandan, Deepak; Chandler, Mark A.; Contoux, Camille; Feng, Ran; Guo, Chuncheng; Haywood, Alan M.; Hunter, Stephen J.; Kamae, Youichi; Li, Qiang; Li, Xiangyu; Lohmann, Gerrit; Lunt, Daniel J.; Nisancioglu, Kerim Hestnes; Otto-Bliesner, Bette L.; Peltier, W. Richard; Pontes, Gabriel M.; Ramstein, Gilles; Sohl, Linda E.; Stepanek, Christian; Tan, Ning; Zhang, Qiong; Zhang, Zhongshi; Wainer, Ilana; Williams, Charles J. R. (Journal article; Peer reviewed, 2021)
      The mid-Pliocene warm period (3.264–3.025 Ma) is the most recent geological period during which atmospheric CO2 levels were similar to recent historical values (∼400 ppm). Several proxy reconstructions for the mid-Pliocene ...

    • Reduced α-galactosidase A activity in zebrafish (Danio rerio) mirrors distinct features of Fabry nephropathy phenotype 

      Elsaid, Hassan Osman Alhassan; Furriol, Jessica; Blomqvist, Maria; Diswall, Mette; Leh, Sabine; Gharbi, Naouel; Anonsen, Jan Haug; Babickova, Janka; Tøndel, Camilla; Svarstad, Einar; Marti, Hans Peter; Krause, Maximilian (Peer reviewed; Journal article, 2022)
      Fabry disease (FD) is a rare genetic lysosomal storage disorder, resulting from partial or complete lack of alpha-galactosidase A (α-GAL) enzyme, leading to systemic accumulation of substrate glycosphingolipids with a broad ...

    • A Regime View of ENSO Flavors Through Clustering in CMIP6 Models 

      Ayar, Pradeebane Vaittinada; Battisti, David Stephen; Li, Camille; King, Martin; Vrac, Mathieu; Tjiputra, Jerry (Peer reviewed; Journal article, 2023)
      El Niño-Southern Oscillation (ENSO) flavors in the tropical Pacific are studied from a regime perspective. Five recurring spatial patterns or regimes characterizing the diversity of ENSO are established using a clustering ...

    • Regional water cycle sensitivity to afforestation: synthetic numerical experiments for tropical Africa 

      Arnault, Joël; Mwanthi, Anthony Musili; Portele, Tanja; Li, Lu; Rummler, Thomas; Fersch, Benjamin; Hassan, Mohammed Abdullahi; Bahaga, Titike Kassa; Zhang, Zhenyu; Mortey, Eric Mensah; Achugbu, Ifeany Chukwudi; Moutahir, Hassane; Sy, Souleymane; Wei, Jianhui; Laux, Patrick; Sobolowski, Stefan Pieter; Kunstmann, Harald (Peer reviewed; Journal article, 2023)
      Afforestation as a climate change mitigation option has been the subject of intense debate and study over the last few decades, particularly in the tropics where agricultural activity is expanding. However, the impact of ...

    • Reintroduction of dj-1 in müller cells inhibits retinal degeneration in the dj-1 deficient retina 

      Gharbi, Naouel; Røise, Dagne; Førre, Jorunn-Elise; Edson, Amanda Jayne; Hushagen, Helena Amalie; Tronci, Valentina; Frøyset, Ann-Kristin; Fladmark, Kari E. (Peer reviewed; Journal article, 2021)
      The eye is continuously under oxidative stress due to high metabolic activity and reactive oxygen species generated by daily light exposure. The redox-sensitive protein DJ-1 has proven to be essential in order to protect ...

    • Relating model bias and prediction skill in the equatorial Atlantic 

      Counillon, Francois; Keenlyside, Noel; Toniazzo, Thomas; Koseki, Shunya; Demissie, Teferi Dejene; Bethke, Ingo; Wang, Yiguo (Peer reviewed; Journal article, 2021)
      We investigate the impact of large climatological biases in the tropical Atlantic on reanalysis and seasonal prediction performance using the Norwegian Climate Prediction Model (NorCPM) in a standard and an anomaly coupled ...

    • Removal of large viruses and their dispersal through fecal pellets of the appendicularian Oikopleura dioica during Emiliania huxleyi bloom conditions 

      Mayers, Kyle; Lawrence, Janice; Skaar, Katrine Sandnes; Töpper, Joachim Paul; Petelenz-Kurdziel, Elzbieta Anna; Saltvedt, Marius Rydningen; Sandaa, Ruth-Anne; Larsen, Aud; Bratbak, Gunnar; Ray, Jessica Louise (Peer reviewed; Journal article, 2021)
      Despite their importance in shaping the structure and function of marine microbial food webs, little is known about factors regulating marine virus abundance. Previous work demonstrated clearance of laboratory-cultured ...

    • The representation of alkalinity and the carbonate pump from CMIP5 to CMIP6 Earth system models and implications for the carbon cycle 

      Planchat, Alban; Kwiatkowski, Lester; Bopp, Laurent; Torres, Olivier; Christian, James R.; Butenschon, Momme; Lovato, Tomas; Séférian, Roland; Chamberlain, Matthew; Aumont, Olivier; Watanabe, Michio; Yamamoto, Akitomo; Yool, Andrew; Ilyina, Tatiana; Tsujino, Hiroyuki; Krumhardt, Kristen; Schwinger, Jörg; Tjiputra, Jerry; Dunne, John; Stock, Charles (Peer reviewed; Journal article, 2023)
      Ocean alkalinity is critical to the uptake of atmospheric carbon in surface waters and provides buffering capacity towards the associated acidification. However, unlike dissolved inorganic carbon (DIC), alkalinity is not ...

    • Representation of soil hydrology in permafrost regions may explain large part of inter-model spread in simulated Arctic and subarctic climate 

      de Vrese, Philipp; Georgievski, Goran; Gonzalez Rouco, Jesus Fidel; Notz, Dirk; Stacke, Tobias; Steinert, Norman; Wilkenskjeld, Stiig; Brovkin, Victor (Journal article, 2023)
      The current generation of Earth system models exhibits large inter-model differences in the simulated climate of the Arctic and subarctic zone, with differences in model structure and parametrizations being one of the main ...

    • Representation of the Mozambique channel trough and its link to southern African rainfall in CMIP6 models 

      Barimalala, Rondrotiana; James, Rachel; Munday, Callum; Reason, Chris J.C. (Peer reviewed; Journal article, 2022)
      The topography of Madagascar and the strength of the Mozambique Channel Trough (MCT) modulate summer rainfall over southern Africa. A strong MCT hinders the penetration of moisture bearing easterlies from the South Indian ...

    • Reproduction dynamics of planktonic microbial eukaryotes in the open ocean 

      Weinkauf, Manuel F. G.; Siccha, Michael; Weiner, Agnes (Journal article; Peer reviewed, 2022)
      Understanding the biology of reproduction of an organismal lineage is important for retracing key evolutionary processes, yet gaining detailed insights often poses major challenges. Planktonic Foraminifera are globally ...

    • Resampling of ENSO teleconnections: accounting for cold-season evolution reduces uncertainty in the North Atlantic 

      King, Martin Peter; Li, Camille; Sobolowski, Stefan Pieter (Peer reviewed; Journal article, 2021)
      We re-examine the uncertainty of the El Niño–Southern Oscillation (ENSO) teleconnection to the North Atlantic following the investigation of Deser et al. (2017) (DES2017). Our analyses are performed on the November–December ...

    • Revisiting the Mechanisms of ENSO Response to Tropical Volcanic Eruptions 

      Pausata, Francesco S. Rocco; Zhao, Yang; Zanchettin, Davide; Caballero, Rodrigo; Battisti, David Stephen (Journal article; Peer reviewed, 2023)
      Stratospheric volcanic aerosol can have major impacts on global climate. Despite a consensus among studies on an El Niño-like response in the first or second post-eruption year, the mechanisms that trigger a change in the ...

    • A role for lakes in revealing the nature of animal movement using high dimensional telemetry systems 

      Lennox, Robert; Westrelin, Samuel; Souza, Allan T.; Šmejkal, Marek; Říha, Milan; Prchalová, Marie; Nathan, Ran; Koeck, Barbara; Killen, Shaun S.; Jarić, Ivan; Gjelland, Karl Øystein; Hollins, Jack; Hellstrom, Gustav; Hansen, Henry Arne; Cooke, Steven J.; Boukal, David; Brooks, Jill L.; Brodin, Tomas; Baktoft, Henrik; Adam, Timo; Arlinghaus, Robert (Peer reviewed; Journal article, 2021)
      Movement ecology is increasingly relying on experimental approaches and hypothesis testing to reveal how, when, where, why, and which animals move. Movement of megafauna is inherently interesting but many of the fundamental ...

    • Role of wind stress in driving SST biases in the tropical Atlantic 

      Voldoire, Aurore; Exarchou, Eleftheria; Sánchez-Gómez, Emilia; Demissie, Teferi Dejene; Deppenmeier, Anna-Lena; Frauen, Claudia; Goubanova, Katarina; Hazeleger, Wilco; Keenlyside, Noel; Koseki, Shunya; Prodhomme, Chloé; Shonk, Jonathan; Toniazzo, Thomas; Traoré, Abdoul-Khadre (Peer reviewed; Journal article, 2019)
      Coupled climate models used for long-term future climate projections and seasonal or decadal predictions share a systematic and persistent warm sea surface temperature (SST) bias in the tropical Atlantic. This study attempts ...