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

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    • Lagged oceanic effects on the East African short rains 

      Kolstad, Erik Wilhelm; MacLeod, David (Peer reviewed; Journal article, 2022)
      The East African ‘short rains’ in October–December (OND) exhibit large interannual variability. Drought and flooding are not unusual, and long-range rainfall forecasts can guide planning and preparedness for such events. ...

    • 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 ...

    • Land–atmosphere interactions in sub-polar and alpine climates in the CORDEX Flagship Pilot Study Land Use and Climate Across Scales (LUCAS) models – Part 2: The role of changing vegetation 

      Mooney, Priscilla A.; Rechid, Diana; Davin, Edouard L.; Katragkou, Eleni; de Noblet-Ducoudré, Nathalie; Breil, Marcus; Cardosa, Rita M.; Daloz, Anne Sophie; Hoffmann, Peter; Lima, Daniela; Meier, R.; Soares, Pedro M.M.; Sofiadis, Giannis; Strada, Susanna; Strandberg, Gustav; Toelle, Merja; Lund, Marianne Tronstad (Peer reviewed; Journal article, 2022)
      Land cover in sub-polar and alpine regions of northern and eastern Europe have already begun changing due to natural and anthropogenic changes such as afforestation. This will impact the regional climate and hydrology upon ...

    • Large loss of CO2 in winter observed across the northern permafrost region 

      Natali, Susan M.; Watts, Jennifer D.; Rogers, Brendan M.; Potter, Stefano; Ludwig, Sarah M.; Selbmann, Anne-Katrin; Sullivan, Patrick F.; Abbott, Benjamin W.; Arndt, Kyla A.; Birch, Leah; Björkman, Mats P.; Bloom, A. Anthony; Celis, Gerardo; Christensen, Torben R.; Christiansen, Casper Tai; Commane, Roisin; Cooper, Elisabeth J.; Crill, Patrick; Czimczik, Claudia; Davydov, Sergey; Du, Jinyang; Egan, Jocelyn E.; Elberling, Bo; Euskirchen, Eugenie S.; Friborg, Thomas; Genet, Hélène; Göckede, Mathias; Goodrich, Jordan P.; Grogan, Paul; Helbig, Manuel; Jafarov, Elchin E.; Jastrow, Julie D.; Kalhori, Aram A. M.; Kim, Yongwon; Kimball, John S.; Kutzbach, Lars; Lara, Mark J.; Larsen, Klaus S.; Lee, Bang-Yong; Liu, Zhihua; Loranty, Michael M.; Lund, Magnus; Lupascu, Massimo; Madani, Nima; Malhotra, Avni; Matamala, Roser; McFarland, Jack; McGuire, A. David; Michelsen, Anders; Minions, Christina; Oechel, Walter C.; Olefeldt, David; Parmentier, Frans-Jan W.; Pirk, Norbert; Poulter, Ben; Quinton, William; Rezanezhad, Fereidoun; Risk, David; Sachs, Torsten; Schaefer, Kevin; Schmidt, Niels M.; Schuur, Edward A. G.; Semenchuk, Philipp R.; Shaver, Gaius; Sonnentag, Oliver; Starr, Gregory; Treat, Claire C.; Waldrop, Mark P.; Wang, Yihui; Welker, Jeffrey; Wille, Christian; Xu, Xiaofeng; Zhang, Zhen; Zhuang, Qianlai; Zona, Donatella (Peer reviewed; Journal article, 2019)
      Recent warming in the Arctic, which has been amplified during the winter1,2,3, greatly enhances microbial decomposition of soil organic matter and subsequent release of carbon dioxide (CO2)4. However, the amount of CO2 ...

    • 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 ...

    • Large‐scale regional model biases in the extra‐tropical North Atlantic storm track and impacts on downstream precipitation 

      Pontoppidan, Marie Louise Nielsen; Kolstad, Erik Wilhelm; Sobolowski, Stefan Pieter; Sorteberg, Asgeir; Changhai, Liu; Rasmussen, Roy (Peer reviewed; Journal article, 2019)
      Global climate models have circulation biases that the community aims to reduce, for instance through high‐resolution dynamical downscaling. We used the Weather Research and Forecasting model (WRF) to downscale both ...

    • Late Quaternary chironomid community structure shaped by rate and magnitude of climate change 

      Mayfield, Roseanna J.; Langdon, Peter G.; Doncaster, C. Patrick; Dearing, John A.; Wang, Rong; Velle, Gaute; Davies, Kimberley L.; Brooks, Stephen J. (Peer reviewed; Journal article, 2021)
      Much is known about how climate change impacts ecosystem richness and turnover, but we have less understanding of its influence on ecosystem structures. Here, we use ecological metrics (beta diversity, compositional disorder ...

    • Learning and personal epistemologies among students in three work placement settings 

      Hole, Torstein Nielsen; Velle, Gaute; Helleve, Ingrid; Ulvik, Marit; Brøske, Brit Ågot; Sætre, Jon Helge; Raaheim, Arild (Peer reviewed; Journal article, 2021)
      Recent development in policy and learning theory encourages higher education institutions to send their students out of campus and into work placements. In this paper, we report on students’ engagement with various aspects ...

    • Lessons from a high-CO2 world: an ocean view from  ∼ 3 million years ago 

      McClymont, Erin L.; Ford, Heather; Ho, Sze Ling; Tindall, Julia C.; Haywood, Alan M.; Alonso-Garcia, Montserrat; Bailey, Ian; Berke, Melissa A.; Littler, Kate; Patterson, Molly O.; Petrick, Benjamin; Peterse, Francien; Ravelo, Ana Christina; Risebrobakken, Bjørg; De Schepper, Stijn; Swann, George E. A.; Kaustubh, Thirumalai; Tierney, Jessica E; Van der Weijst, Carolien; White, Sarah; Abe-Ouchi, Ayako; Baatsen, Michiel L. J.; Brady, Esther C.; Chan, Wing-Le; Chandan, Deepak; Ran, Feng; Guo, Chenchen Guo; von der Heydt, Anna S.; Stephen, Hunter; Xiangyi, Li; Lohmann, Gerrit; Nisancioglu, Kerim Hestnes; Otto-Bliesner, Bette L.; Peltier, Richard W.; Stepanek, Christian; Zhang, Zhongshi (Peer reviewed; Journal article, 2020)
      A range of future climate scenarios are projected for high atmospheric CO2 concentrations, given uncertainties over future human actions as well as potential environmental and climatic feedbacks. The geological record ...

    • Limited role of climate change in extreme low rainfall associated with southern Madagascar food insecurity, 2019-21 

      Harrington, Luke; Wolski, Piotr; Pinto, Izidine; Ramarosandratana, Anzel`a Mamiarisoa; Barimalala, Rondrotiana; Vautard, Robert; Philip, Sjoukje; Kew, Sarah F.; Singh, Roop; Heinrich, Dorothy; Arrighi, Julie; Raju, Emmanuel; Thalheimer, Lisa; Razanakoto, Thierry; Van Aalst, Maarten; Li, Sihan; Bonnet, Rémy; Yang, Wenchang; Otto, Friederike E. L.; van Oldenborgh, Geert Jan (Peer reviewed; Journal article, 2022)
      Southern Madagascar recently experienced a severe food security crisis, made significantly worse by well below average rainfall from July 2019 to June 2021. This exceptional drought has affected a region with high pre-existing ...

    • Lineage-specific proteomic signatures in the Mycobacterium tuberculosis complex reveal differential abundance of proteins involved in virulence, DNA repair, CRISPR-Cas, bioenergetics and lipid metabolism 

      Yimer, Solomon Abebe; Kalayou, Shewit; Homberset, Håvard; Birhanu, Alemayehu Godana; Riaz, Tahira; Zegeye, Ephrem Debebe; Lutter, Timo; Abebe, Markos; Holm-Hansen, Carol; Aseffa, Abraham; Tonjum, Tone (Peer reviewed; Journal article, 2020)
      Despite the discovery of the tubercle bacillus more than 130 years ago, its physiology and the mechanisms of virulence are still not fully understood. A comprehensive analysis of the proteomes of members of the human-adapted ...

    • Long distance dispersal and oceanographic fronts shape the connectivity of the keystone sponge Phakellia ventilabrum in the deep northeast Atlantic 

      Taboada, Sergi; Whiting, Connie; Wang, Shuangqiang; Ríos, Pilar; Davies, Andrew J.; Mienis, Furu; Kenchington, Ellen; Cárdenas, Paco A.; Cranston, Alex; Koutsouveli, Vasiliki; Cristobo, Javier; Rapp v/dødsbo, Hans Tore; Drewery, Jim; Baldó, Francisco; Morrow, Christine; Picton, Bernard; Xavier, Joana R.; Arias, Maria Belén; Leiva, Carlos; Riesgo, Ana (Peer reviewed; Journal article, 2023)
      Little is known about dispersal in deep-sea ecosystems, especially for sponges, which are abundant ecosystem engineers. Understanding patterns of gene flow in deep-sea sponges is essential, especially in areas where rising ...

    • Long-term effects and cost-benefit analysis of eight spawning gravel augmentations for Atlantic salmon and Brown trout in Norway 

      Pulg, Ulrich; Lennox, Robert; Stranzl, Sebastian Franz; Espedal, Espen Olsen; Gabrielsen, Sven-Erik; Wiers, Tore; Velle, Gaute; Hauer, Christoph; Dønnum, Bjørn Otto; Barlaup, Bjørn Torgeir (Peer reviewed; Journal article, 2021)
      River regulation alters flow and sediment regime, habitat availability, and ultimately the ecological functioning of rivers. Various restoration and mitigation measures have been developed to improve ecological function, ...

    • Long-term responses of benthic invertebrates to rotenone treatment 

      Kjærstad, Gaute; Arnekleiv, Jo Vegar; Velle, Gaute; Finstad, Anders Gravbrøt (Peer reviewed; Journal article, 2021)
      Biological invasions are regarded as one of the largest threats to native biodiversity. The eradication of alien invasive fish or parasites by culling of hosts is a controversial conservation strategy, particularly when ...

    • Machine learning reveals regime shifts in future ocean carbon dioxide fluxes inter-annual variability 

      Couespel, Damien; Tjiputra, Jerry; Johannsen, Klaus; Ayar, Pradeebane Vaittinada; Jensen, Bjørnar (Peer reviewed; Journal article, 2024)
      The inter-annual variability of global ocean air-sea CO2 fluxes are non-negligible, modulates the global warming signal, and yet it is poorly represented in Earth System Models (ESMs). ESMs are highly sophisticated and ...

    • Making the best of lousy circumstances: The impact of salmon louse Lepeophtheirus salmonis on depth preference of sea trout Salmo trutta 

      Mohn, Agnes Marie; Vollset, Knut; Karlsbakk, Egil (Peer reviewed; Journal article, 2020)
      ABSTRACT: Sea trout are known for seeking out sources of freshwater to rid themselves of salmon lice. However, the effect of natural haloclines in fjords on parasite dynamics is not well understood. We tagged 48 naturally ...

    • 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 ...

    • Marine litter: Institutionalization of attitudes and practices among Fishers in Northern Norway 

      Olsen, Julia; Nogueira, Leticia Antunes; Normann, Anne Katrine Meinich; Vangelsten, Bjørn Vidar; Bay-Larsen, Ingrid Agathe (Peer reviewed; Journal article, 2020)
      Marine litter harms marine life, human wellbeing and the provision of clean seafood. In the Barents Sea, a high portion of this source of pollution derives from fisheries. However, there remains a knowledge gap between ...

    • Marine plastic debris in the Arabian/Persian Gulf: Challenges, opportunities and recommendations from a transdisciplinary perspective 

      Stöfen-O′Brien, Aleke; Naji, Abolfazl; Brooks, Amy L.; Jambeck, Jenna R.; Khan, Farhan (Peer reviewed; Journal article, 2022)
      In recent years, the amount of plastic waste entering the marine environment around the world has gained increasing attention. Yet certain areas and regions remain relatively undocumented. Research findings on this topic ...

    • Mechanisms of Ocean Heat Uptake along and across Isopycnals 

      Clément, Louis; McDonagh, Elaine Louise; Gregory, J.M.; Wu, Q.; Marzocchi, A.; Zika, J.D.; Nurser, A.J.G. (Peer reviewed; Journal article, 2022)
      Warming of the climate system accumulates mostly in the ocean and discrepancies in how this is modeled contribute to uncertainties in predicting sea level rise. In this study, regional temperature changes in an atmosphere–ocean ...