Mari Fjalstad Jensen

Researcher

E-mail: mari.fjalstad.jensen@hi.no

Telephone: 55238500

Department: Oseanografi og klima

Publications

Academic articles

2023

Buoyancy forcing: A key driver of northern North Atlantic sea surface temperature variability across multiple timescales

Bjørg Risebrobakken, Mari Fjalstad Jensen, Helene R. Langehaug, Tor Eldevik, Anne Britt Sandø, Camille Li, Andreas Born, Erin Louise McClymont, Ulrich Salzmann, Stijn De Schepper

Climate of the Past 19 p. 1101-1123

2023

Buoyancy forcing: a key driver of northern North Atlantic sea surface temperature variability across multiple timescales

Bjørg Risebrobakken, Mari F. Jensen, Helene R. Langehaug, Tor Eldevik, Anne Britt Sandø, Camille Li, Andreas Born, Erin Louise McClymont, Ulrich Salzmann, and Stijn De Schepper

Climate of the Past 19 p. 1101– 1123

2022

Dansgaard-Oeschger and Heinrich event temperature anomalies in the North Atlantic set by sea ice, frontal position and thermocline structure

J.B. Pedro, Carin Andersson, G. Vettoretti, A.H.L. Voelker, C. Waelbroeck, Trond Martin Dokken, Mari Fjalstad Jensen, S.O. Rasmussen, Evangeline Sessford, M. Jochum, Kerim Hestnes Nisancioglu

Quaternary Science Reviews 289

2022

Insights into the quantification and reporting of model-related uncertainty across different disciplines

Emily Grace Simmonds, Kwaku Peprah Adjei, Christoffer Wold Andersen, Janne Cathrin Hetle Aspheim, Claudia Battistin, Nicola Bulso, Hannah M. Christensen, Benjamin Cretois, Ryan John Abat Cubero, Ivan Andres Davidovich, Lisa Dickel, Benjamin Adric Dunn, Etienne Dunn-Sigouin, Karin Dyrstad, Sigurd Einum, Donata Giglio, Haakon Gjerløw, Amélie Godefroidt, Ricardo González-Gil, Soledad Gonzalo Cogno, Fabian Große, Paul Halloran, Mari Fjalstad Jensen, John James Kennedy, Peter Egge Langsæther, Jack H Laverick, Debora Lederberger, Camille Li, Elizabeth G Mandeville, Caitlin Mandeville, Espen Moe, Tobias Navarro Schröder, David Nunan, Jorge Armando Sicachá Parada, Melanie Rae Simpson, Emma Sofie Skarstein, Clemens Spensberger, Richard Stevens, Aneesh C. Subramanian, Lea Svendsen, Ole Magnus Theisen, Connor Watret, Robert Brian O'Hara

iScience 25

2022

Insights into the quantification and reporting of model-related uncertainty across different disciplines

Emily G. Simmonds, Kwaku Peprah Adjei, Christoffer Wold Andersen, Janne Cathrin Hetle Aspheim, Claudia Battistin, Nicola Bulso, Hannah M. Christensen, Benjamin Cretois, Ryan Cubero, Iván A. Davidovich, Lisa Dickel, Benjamin Dunn, Etienne Dunn-Sigouin, Karin Dyrstad, Sigurd Einum, Donata Giglio, Haakon Gjerløw, Amélie Godefroidt, Ricardo González-Gil, Soledad Gonzalo Cogno, Fabian Große, Paul Halloran, Mari F. Jensen, John James Kennedy, Peter Egge Langsæther, Jack H. Laverick , Debora Lederberger, Camille Li, Elizabeth G. Mandeville, Caitlin Mandeville, Espen Moe, Tobias Navarro Schröder, David Nunan, Jorge Sicacha-Parada, Melanie Rae Simpson, Emma Sofie Skarstein, Clemens Spensberger, Richard Stevens, Aneesh C. Subramanian, Lea Svendsen, Ole Magnus Theisen, Connor Watret, Robert B. O’Hara

iScience 25

2022

Dansgaard-Oeschger and Heinrich event temperature anomalies in the North Atlantic set by sea ice, frontal position and thermocline structure

J.B. Pedro, C. Andersson, G. Vettoretti, A.H.L. Voelker, C. Waelbroeck, T.M. Dokken, M.F. Jensen, S.O. Rasmussen, E.G. Sessford, M. Jochum, K.H. Nisancioglu

Quaternary Science Reviews 289

2021

Transient Increase in Arctic Deep-Water Formation and Ocean Circulation under Sea Ice Retreat

Anais Magali Bretones, Kerim Hestnes Nisancioglu, Mari Fjalstad Jensen, Ailin Brakstad, Shuting Yang

Journal of Climate 35 p. 109-124

2021

Transient Increase in Arctic Deep-Water Formation and Ocean Circulation under Sea Ice Retreat

Anaïs Bretones , Kerim H. Nisancioglu , Mari F. Jensen , Ailin Brakstad , and Shuting Yang

Journal of Climate 35 p. 109–124

2020

Past perspectives on the present era of abrupt Arctic climate change

Eystein Jansen, Jens Hesselbjerg Christensen, Trond Martin Dokken, Kerim Hestnes Nisancioglu, Bo M. Vinther, Emilie Capron, Chuncheng Guo, Mari Fjalstad Jensen, Peter L. Langen, Rasmus A. Pedersen, Shuting Yang, Mats Bentsen, Helle A. Kjær, Henrik Sadatzki, Evangeline Sessford, Martin Stendel

Nature Climate Change 10 p. 714-721

2020

Past perspectives on the present era of abrupt Arctic climate change

Eystein Jansen, Jens Hesselbjerg Christensen, Trond Dokken, Kerim H. Nisancioglu, Bo M. Vinther, Emilie Capron, Chuncheng Guo, Mari F. Jensen, Peter L. Langen, Rasmus A. Pedersen, Shuting Yang, Mats Bentsen, Helle A. Kjær, Henrik Sadatzki, Evangeline Sessford & Martin Stendel

Nature Climate Change 10 p. 714–721

2019

Evidence of Isotopic Fractionation During VaporExchange Between the Atmosphere and theSnow Surface in Greenland

M.V. Madsen, Hans Christian Steen-Larsen, M. Hörhold, J. Box, Sarah Miche Patricia Berben, E. Capron, Anne-Katrine Faber, Alun Lloyd Hubbard, Mari Fjalstad Jensen, T.R. Jones, S. Kipfstuhl, I. Koldtoft, H.R. Pillar, B.H. Vaughn, D. Vladimirova, D. Dahl‐Jensen

Journal of Geophysical Research (JGR): Atmospheres 124 p. 2932-2945

2019

Consistent fluctuations in intermediate water temperature off the coast of Greenland and Norway during Dansgaard-Oeschger events

Evangeline Sessford, Mari Fjalstad Jensen, Amandine Aline Tisserand, Francesco Muschitiello, Trond Martin Dokken, Kerim Hestnes Nisancioglu, Eystein Jansen

Quaternary Science Reviews 223

2019

Consistent fluctuations in intermediate water temperature off the coast of Greenland and Norway during Dansgaard-Oeschger events

E.G. Sessford, M.F. Jensen, A.A. Tisserand, F. Muschitiello, T. Dokken, K.H. Nisancioglu, and E. Jansen

Quaternary Science Reviews 223

2019

Evidence of Isotopic Fractionation During Vapor Exchange Between the Atmosphere and the Snow Surface in Greenland

M. V. Madsen, H. C. Steen-Larsen, M. Hörhold, J. Box, S. M. P. Berben, E. Capron, A.-K. Faber, A. Hubbard, M. F. Jensen, T. R. Jones, S. Kipfstuhl, I. Koldtoft, H. R. Pillar, B. H. Vaughn, D. Vladimirova and D. Dahl-Jensen

Journal of Geophysical Research: Atmosphere 124 p. 2932–2945

2018

Large changes in sea ice triggered by small changes in Atlantic water temperature

Mari Fjalstad Jensen, Kerim Hestnes Nisancioglu, Michael A. Spall

Journal of Climate 31 p. 4847-4863

2018

A spatiotemporal reconstruction of sea-surface temperatures in the North Atlantic during Dansgaard-Oeschger events 5-8

Mari Fjalstad Jensen, Aleksi Nummelin, Søren B. Nielsen, Henrik Sadatzki, Evangeline Sessford, Bjørg Risebrobakken, Carin Andersson, Antje H.L. Voelker, William H. G. Roberts, Joel Pedro, Andreas Born

Climate of the Past 14 p. 901-922

2018

A spatiotemporal reconstruction of sea-surface temperatures in the North Atlantic during Dansgaard-Oeschger events 5-8

Mari F. Jensen, Aleksi Nummelin, Søren B. Nielsen, Henrik Sadatzki, Evangeline Sessford, Bjørg Risebrobakken, Carin Andersson, Antje Voelker, William H. G. Roberts, Joel Pedro, and Andreas Born

Climate of the Past 296 p. 284–291

2018

Large changes in sea ice triggered by small changes in Atlantic water temperature

Mari F. Jensen, Kerim H. Nisancioglu, and Michael A. Spall

Journal of Climate 31 p. 4847–4863

2016

The interaction between sea ice and salinity-dominated ocean circulation: implications for halocline stability and rapid changes of sea ice cover

Mari Fjalstad Jensen, Johan Nilsson, Kerim Hestnes Nisancioglu

Climate Dynamics 47 p. 3301-3317

2016

The interaction between sea ice and salinity-dominated ocean circulation: implications for halocline stability and rapid changes of sea ice cover

Mari F. Jensen, Johan Nilsson and Kerim H. Nisancioglu

Climate Dynamics 47 p. 3301–3317

2013

Low-frequency variability on the continental slope of the southern Weddell Sea

Mari Fjalstad Jensen, Ilker Fer, Elin Maria K. Darelius

Journal of Geophysical Research (JGR): Oceans 118 p. 4256-4272

2013

Low frequency variability on the continental slope of the southern Weddell Sea

Mari F. Jensen, Ilker Fer and Elin Darelius

Journal of Geophysical Research: Oceans 118 p. 4256–4272

Mari Fjalstad Jensen, Kerim Hestnes Nisancioglu, Johan Nilsson

2015

The stabilizing effect of sea ice on freshwater perturbations

Mari Fjalstad Jensen, Kerim Hestnes Nisancioglu, Johan Nilsson

2012

Low-frequency variability on the continental slope of the Weddell Sea

Mari Fjalstad Jensen, Ilker Fer, Elin Maria K. Darelius

Poster

2019

Arctic summer sea ice reduction projection: consequences for the hydrography

Anaïs Bretones, Kerim Hestnes Nisancioglu, Mari Fjalstad Jensen, Mehmet Ilicak

2018

Large changes in sea ice and climate with small changes in Atlantic water temperature

Mari Fjalstad Jensen, Kerim Hestnes Nisancioglu

2017

Sea-ice cover in the Nordic Seas and the sensitivity to Atlantic water temperatures

Mari Fjalstad Jensen, Kerim Hestnes Nisancioglu, Michael A. Spall

2017

A spatio-temporal reconstruction of North Atlantic sea-surface temperatures during Dansgaard-Oeschger events 5-8

Mari Fjalstad Jensen, Aleksi Nummelin, Søren B. Nielsen, Henrik Sadatzki, Evangeline Sessford, Bjørg Risebrobakken, Carin Andersson, Andreas Born

2016

The interaction between sea ice and salinity-dominated ocean circulation: implications for halocline stability and rapid changes of sea-ice cover

Mari Fjalstad Jensen, Johan Nilsson, Kerim Hestnes Nisancioglu

2016

On the sea-ice cover of the Nordic Seas in an idealized MITgcm-setup

Mari Fjalstad Jensen, Kerim Hestnes Nisancioglu, Michael A. Spall

Reports and dissertations

2017

Abrupt changes in sea ice and dynamics of Dansgaard-Oeschger events

Mari Fjalstad Jensen, Kerim Hestnes Nisancioglu

2012

Low-frequency variability on the continental slope of the Weddell Sea

Mari Fjalstad Jensen, Ilker Fer

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Mari Fjalstad Jensen

Publications

Academic articles

Buoyancy forcing: A key driver of northern North Atlantic sea surface temperature variability across multiple timescales

Buoyancy forcing: a key driver of northern North Atlantic sea surface temperature variability across multiple timescales

Dansgaard-Oeschger and Heinrich event temperature anomalies in the North Atlantic set by sea ice, frontal position and thermocline structure

Insights into the quantification and reporting of model-related uncertainty across different disciplines

Insights into the quantification and reporting of model-related uncertainty across different disciplines

Dansgaard-Oeschger and Heinrich event temperature anomalies in the North Atlantic set by sea ice, frontal position and thermocline structure

Transient Increase in Arctic Deep-Water Formation and Ocean Circulation under Sea Ice Retreat

Transient Increase in Arctic Deep-Water Formation and Ocean Circulation under Sea Ice Retreat

Past perspectives on the present era of abrupt Arctic climate change

Past perspectives on the present era of abrupt Arctic climate change

Evidence of Isotopic Fractionation During VaporExchange Between the Atmosphere and theSnow Surface in Greenland

Consistent fluctuations in intermediate water temperature off the coast of Greenland and Norway during Dansgaard-Oeschger events

Consistent fluctuations in intermediate water temperature off the coast of Greenland and Norway during Dansgaard-Oeschger events

Evidence of Isotopic Fractionation During Vapor Exchange Between the Atmosphere and the Snow Surface in Greenland

Large changes in sea ice triggered by small changes in Atlantic water temperature

A spatiotemporal reconstruction of sea-surface temperatures in the North Atlantic during Dansgaard-Oeschger events 5-8

A spatiotemporal reconstruction of sea-surface temperatures in the North Atlantic during Dansgaard-Oeschger events 5-8

Large changes in sea ice triggered by small changes in Atlantic water temperature

The interaction between sea ice and salinity-dominated ocean circulation: implications for halocline stability and rapid changes of sea ice cover

The interaction between sea ice and salinity-dominated ocean circulation: implications for halocline stability and rapid changes of sea ice cover

Low-frequency variability on the continental slope of the southern Weddell Sea

Low frequency variability on the continental slope of the southern Weddell Sea

Scientific lectures

Ice-ocean interactions and the stability of the Greenland ice sheet

Deep-water formation and Arctic circulation under sea-ice retreat: a comparison between CMIP6 models

Changing sea ice in the Nordic Seas and its effect on water mass transformation

At the crossroads of atmosphere-ice-ocean interactions for abrupt climate change

Changes in Overturning Circulation under Arctic Sea Ice Retreat in EC-Earth

Changes in Overturning Circulation under Arctic Sea Ice Retreat in EC-Earth

The Dynamics of DO-events

Intermediate water in the Nordic Seas during Greenland Stadials

The dynamics of abrupt climate changes during the last glacial cycle

Unforced Oscillations in Sea Ice

Abrupt changes in sea ice

Large changes in sea ice triggered by small changes in Atlantic Water temperature

Klimaendringer sett gjennom iskjerner fra Grønland

An eddy-resolving numerical model of the Nordic Seas

Abrupt changes in sea ice and dynamics of Dansgaard-Oeschger events

Dynamics of abrupt changes in Arctic sea ice

A Comprehensive Study of the Drivers of Surface Snow Isotopes in Greenland

2C skoleturne

2C skoleturne

Klima og Grønland

Iskjerner fra Grønland

Abrupt changes in sea ice

Sea-surface temperatures during Dansgaard-Oeschger events 5-8: -combining marine sediment cores and GCM-simulations

The effect of sill depth in an idealized setup with the MITgcm

Iskjerneboring på Grønland

Feltarbeid på Grønlands største isstrøm

A spatio-temporal reconstruction of sea surface temperature during Dansgaard-Oeschger events from model-data integration

Hva gjør en klimaforsker?

The stabilizing effect of sea-ice on a freshwater perturbation

The stabilizing effect of sea-ice on a freshwater perturbation

The interaction between sea ice and salinity-dominated ocean circulation

The stabilizing effect of sea ice on a freshwater perturbation

The stabilizing effect of sea ice on freshwater perturbations

Low-frequency variability on the continental slope of the Weddell Sea

Poster

Arctic summer sea ice reduction projection: consequences for the hydrography

Large changes in sea ice and climate with small changes in Atlantic water temperature

Sea-ice cover in the Nordic Seas and the sensitivity to Atlantic water temperatures

A spatio-temporal reconstruction of North Atlantic sea-surface temperatures during Dansgaard-Oeschger events 5-8

The interaction between sea ice and salinity-dominated ocean circulation: implications for halocline stability and rapid changes of sea-ice cover

On the sea-ice cover of the Nordic Seas in an idealized MITgcm-setup

Reports and dissertations

Abrupt changes in sea ice and dynamics of Dansgaard-Oeschger events

Low-frequency variability on the continental slope of the Weddell Sea

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