Research

Unsupervised Classification Identifies Warm, Fresh, and Dense Regimes of the Antarctic Margins

T. Sohail, J. D. Zika

Journal of Physical Oceanography · 01 Jun 2024 · doi:10.1175/jpo-d-23-0153.1

The Ocean's Meridional Oxygen Transport

Esther Portela, Nicolas Kolodziejczyk, Thomas Gorgues, Jan Zika, Coralie Perruche, Alexandre Mignot

Journal of Geophysical Research: Oceans · 01 Mar 2024 · doi:10.1029/2023jc020259

Water properties and bottom water patterns in hadal trench environments

Jessica Kolbusz, Jan Zika, Charitha Pattiaratchi, Alan Jamieson

Ocean Science · 02 Feb 2024 · doi:10.5194/os-20-123-2024

Anthropogenic Aerosols Offsetting Ocean Warming Less Efficiently Since the 1980s

Taimoor Sohail, Damien B. Irving, Jan D. Zika, Jonathan M. Gregory

Geophysical Research Letters · 02 Dec 2023 · doi:10.1029/2023gl105374

Committed future ice-shelf melt

Taimoor Sohail

Nature Climate Change · 23 Oct 2023 · doi:10.1038/s41558-023-01817-y

Southern ocean carbon and heat impact on climate

J. B. Sallée, E. P. Abrahamsen, C. Allaigre, M. Auger, H. Ayres, ..., A. F. Styles, S. Swart, L. Vogt, B. Ward, S. Zhou

Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences · 08 May 2023 · doi:10.1098/rsta.2022.0056

Water-Mass Coordinates Isolate the Historical Ocean Warming Signal

T. Sohail, R. M. Holmes, J.D. Zika

Journal of Climate · 01 May 2023 · doi:10.1175/jcli-d-22-0363.1

Rectified Ocean Heat Uptake from Oscillatory Surface Forcing

M. P. Pudig, C. K. Yung, J. D. Zika, R. M. Holmes

Journal of Climate · 15 Apr 2023 · doi:10.1175/jcli-d-22-0267.1

Can We Accurately Quantify a Lateral Diffusivity from a Single Tracer Release?

Josef I. Bisits, Geoffrey J. Stanley, Jan D. Zika

Journal of Physical Oceanography · 01 Feb 2023 · doi:10.1175/jpo-d-22-0145.1

Past and future ocean warming

Lijing Cheng, Karina von Schuckmann, John P. Abraham, Kevin E. Trenberth, Michael E. Mann, ..., Yuying Pan, Jiang Zhu, Emily R. Newsom, Ben Bronselaer, Xiaopei Lin

Nature Reviews Earth & Environment · 18 Oct 2022 · doi:10.1038/s43017-022-00345-1

Mechanisms of Ocean Heat Uptake along and across Isopycnals

Louis Clément, E. L. McDonagh, J. M. Gregory, Q. Wu, A. Marzocchi, J. D. Zika, A. J. G. Nurser

Journal of Climate · 01 Aug 2022 · doi:10.1175/jcli-d-21-0793.1

Interactions Between a Marine Heatwave and Tropical Cyclone Amphan in the Bay of Bengal in 2020

Saurabh Rathore, Rishav Goyal, Babita Jangir, Caroline C. Ummenhofer, Ming Feng, Mayank Mishra

Frontiers in Climate · 07 Jun 2022 · doi:10.3389/fclim.2022.861477

Adiabatic and Diabatic Signatures of Ocean Temperature Variability

R. M. Holmes, T. Sohail, J. D. Zika

Journal of Climate · 01 Mar 2022 · doi:10.1175/jcli-d-21-0695.1

Observed poleward freshwater transport since 1970

Taimoor Sohail, Jan D. Zika, Damien B. Irving, John A. Church

Nature · 23 Feb 2022 · doi:10.1038/s41586-021-04370-w

The role of mixing in the large-scale ocean circulation

Casimir de Lavergne, Sjoerd Groeskamp, Jan Zika, Helen L. Johnson

Ocean Mixing · 01 Jan 2022 · doi:10.1016/B978-0-12-821512-8.00010-4

The Geography of Numerical Mixing in a Suite of Global Ocean Models

R. M. Holmes, J. D. Zika, S. M. Griffies, A. McC. Hogg, A. E. Kiss, M. H. England

Journal of Advances in Modeling Earth Systems · 01 Jul 2021 · doi:10.1029/2020ms002333

Super Residual Circulation: a new perspective on ocean vertical heat transport

Abhishek Savita, Jan D. Zika, Catia M. Domingues, Simon J. Marsland, Gwyn Dafydd Evans, Fabio Boeira Dias, Ryan M. Holmes, Andrew McC. Hogg

Journal of Physical Oceanography · 21 May 2021 · doi:10.1175/jpo-d-21-0008.1

Recent Water Mass Changes Reveal Mechanisms of Ocean Warming

Jan D. Zika, Jonathan M. Gregory, Elaine L. McDonagh, Alice Marzocchi, Louis Clément

Journal of Climate · 01 May 2021 · doi:10.1175/jcli-d-20-0355.1

Fifty Year Trends in Global Ocean Heat Content Traced to Surface Heat Fluxes in the Sub‐Polar Ocean

Taimoor Sohail, Damien B. Irving, Jan D. Zika, Ryan M. Holmes, John A. Church

Geophysical Research Letters · 24 Apr 2021 · doi:10.1029/2020gl091439

Internal salt content: a useful framework for understanding the oceanic branch of the water cycle

Christopher Bladwell, Ryan M. Holmes, Jan D. Zika

Journal of Physical Oceanography · 13 Apr 2021 · doi:10.1175/jpo-d-20-0212.1

A Mass and Energy Conservation Analysis of Drift in the CMIP6 Ensemble

Damien Irving, Will Hobbs, John Church, Jan Zika

Journal of Climate · 01 Apr 2021 · doi:10.1175/jcli-d-20-0281.1

Improving Australian Rainfall Prediction Using Sea Surface Salinity

Saurabh Rathore, Nathaniel L. Bindoff, Caroline C. Ummenhofer, Helen E. Phillips, Ming Feng, Mayank Mishra

Journal of Climate · 01 Apr 2021 · doi:10.1175/jcli-d-20-0625.1

Roles of Shear and Convection in Driving Mixing in the Ocean

Gregory N. Ivey, Cynthia E. Bluteau, Bishakhdatta Gayen, Nicole L. Jones, Taimoor Sohail

Geophysical Research Letters · 09 Feb 2021 · doi:10.1029/2020GL089455

Near-Surface Salinity Reveals the Oceanic Sources of Moisture for Australian Precipitation through Atmospheric Moisture Transport

Saurabh Rathore, Nathaniel L. Bindoff, Caroline C. Ummenhofer, Helen E. Phillips, Ming Feng

Journal of Climate · 01 Aug 2020 · doi:10.1175/jcli-d-19-0579.1

The Observation-Based Application of a Regional Thermohaline Inverse Method to Diagnose the Formation and Transformation of Water Masses North of the OSNAP Array from 2013 to 2015

Neill Mackay, Chris Wilson, N. Penny Holliday, Jan D. Zika

Journal of Physical Oceanography · 01 Jun 2020 · doi:10.1175/jpo-d-19-0188.1

The Dynamics of Mixed Layer Deepening during Open-Ocean Convection

Taimoor Sohail, Bishakhdatta Gayen, Andrew McC. Hogg

Journal of Physical Oceanography · 01 Jun 2020 · doi:10.1175/jpo-d-19-0264.1

Changing water cycle and freshwater transports in the Atlantic Ocean in observations and CMIP5 models

Nikolaos Skliris, Robert Marsh, Jennifer V. Mecking, Jan D. Zika

Climate Dynamics · 05 May 2020 · doi:10.1007/s00382-020-05261-y

Recent hemispheric asymmetry in global ocean warming induced by climate change and internal variability

Saurabh Rathore, Nathaniel L. Bindoff, Helen E. Phillips, Ming Feng

Nature Communications · 24 Apr 2020 · doi:10.1038/s41467-020-15754-3

Tracking the spread of a passive tracer through Southern Ocean water masses

Jan D. Zika, Jean-Baptiste Sallée, Andrew J. S. Meijers, Alberto C. Naveira-Garabato, Andrew J. Watson, Marie-Jose Messias, Brian A. King

Ocean Science · 12 Mar 2020 · doi:10.5194/os-16-323-2020

Atlantic Ocean Heat Transport Enabled by Indo‐Pacific Heat Uptake and Mixing

Ryan M. Holmes, Jan D. Zika, Raffaele Ferrari, Andrew F. Thompson, Emily R. Newsom, Matthew H. England

Geophysical Research Letters · 11 Dec 2019 · doi:10.1029/2019gl085160

Reply to “Comments on ‘Diathermal Heat Transport in a Global Ocean Model’”

Ryan M. Holmes, Jan D. Zika, Matthew H. England

Journal of Physical Oceanography · 01 Aug 2019 · doi:10.1175/jpo-d-19-0139.1

The Impact of Turbulence and Convection on Transport in the Southern Ocean

Taimoor Sohail, Catherine A. Vreugdenhil, Bishakhdatta Gayen, Andrew McC. Hogg

Journal of Geophysical Research: Oceans · 01 Jun 2019 · doi:10.1029/2018jc014883

The Water Mass Transformation Framework for Ocean Physics and Biogeochemistry

Sjoerd Groeskamp, Stephen M. Griffies, Daniele Iudicone, Robert Marsh, A.J. George Nurser, Jan D. Zika

Annual Review of Marine Science · 03 Jan 2019 · doi:10.1146/annurev-marine-010318-095421

Diathermal Heat Transport in a Global Ocean Model

Ryan M. Holmes, Jan D. Zika, Matthew H. England

Journal of Physical Oceanography · 01 Jan 2019 · doi:10.1175/JPO-D-18-0098.1

The Cold Transit of Southern Ocean Upwelling

Dafydd Gwyn Evans, Jan D. Zika, Alberto C. Naveira Garabato, A. J. George Nurser

Geophysical Research Letters · 21 Dec 2018 · doi:10.1029/2018GL079986

A Regional Thermohaline Inverse Method for Estimating Circulation and Mixing in the Arctic and Subpolar North Atlantic

Neill Mackay, Chris Wilson, Jan Zika, N. Penny Holliday

Journal of Atmospheric and Oceanic Technology · 01 Dec 2018 · doi:10.1175/JTECH-D-17-0198.1

Improved estimates of water cycle change from ocean salinity: the key role of ocean warming

Jan D Zika, Nikolaos Skliris, Adam T Blaker, Robert Marsh, A J George Nurser, Simon A Josey

Environmental Research Letters · 01 Jul 2018 · doi:10.1088/1748-9326/aace42

Convection Enhances Mixing in the Southern Ocean

Taimoor Sohail, Bishakhdatta Gayen, Andrew McC. Hogg

Geophysical Research Letters · 11 May 2018 · doi:10.1029/2018GL077711

Mediterranean sea water budget long-term trend inferred from salinity observations

N. Skliris, J. D. Zika, L. Herold, S. A. Josey, R. Marsh

Climate Dynamics · 10 Jan 2018 · doi:10.1007/s00382-017-4053-7

Lagrangian ocean analysis: Fundamentals and practices

Erik van Sebille, Stephen M. Griffies, Ryan Abernathey, Thomas P. Adams, Pavel Berloff, ..., Matthew D. Thomas, Jinbo Wang, Phillip J. Wolfram, Laure Zanna, Jan D. Zika

Ocean Modelling · 01 Jan 2018 · doi:10.1016/j.ocemod.2017.11.008

Can the Ocean's Heat Engine Control Horizontal Circulation? Insights From the Caspian Sea

Nicolas Bruneau, Jan Zika, Ralf Toumi

Geophysical Research Letters · 09 Oct 2017 · doi:10.1002/2017GL075182

High-latitude ocean ventilation and its role in Earth's climate transitions

Alberto C. Naveira Garabato, Graeme A. MacGilchrist, Peter J. Brown, D. Gwyn Evans, Andrew J. S. Meijers, Jan D. Zika

Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences · 07 Aug 2017 · doi:10.1098/rsta.2016.0324

Overturning in the Subpolar North Atlantic Program: A New International Ocean Observing System

M. Susan Lozier, Sheldon Bacon, Amy S. Bower, Stuart A. Cunningham, M. Femke de Jong, ..., Richard G. Williams, Chris Wilson, Jiayan Yang, Jian Zhao, Jan D. Zika

Bulletin of the American Meteorological Society · 01 Apr 2017 · doi:10.1175/BAMS-D-16-0057.1

Recent Wind-Driven Variability in Atlantic Water Mass Distribution and Meridional Overturning Circulation

Dafydd Gwyn Evans, John Toole, Gael Forget, Jan D. Zika, Alberto C. Naveira Garabato, A. J. George Nurser, Lisan Yu

Journal of Physical Oceanography · 01 Mar 2017 · doi:10.1175/jpo-d-16-0089.1

Mixing Inferred from an Ocean Climatology and Surface Fluxes

Sjoerd Groeskamp, Bernadette M. Sloyan, Jan D. Zika, Trevor J. McDougall

Journal of Physical Oceanography · 01 Mar 2017 · doi:10.1175/jpo-d-16-0125.1

The Coupled Ocean–Atmosphere Hydrothermohaline Circulation

Kristofer Döös, Joakim Kjellsson, Jan Zika, Frédéric Laliberté, Laurent Brodeau, Aitor Aldama Campino

Journal of Climate · 15 Jan 2017 · doi:10.1175/JCLI-D-15-0759.1

Global water cycle amplifying at less than the Clausius-Clapeyron rate

Nikolaos Skliris, Jan D. Zika, George Nurser, Simon A. Josey, Robert Marsh

Scientific Reports · 09 Dec 2016 · doi:10.1038/srep38752

Assessing recent air-sea freshwater flux changes using a surface temperature-salinity space framework

Jeremy P. Grist, Simon A. Josey, Jan D. Zika, Dafydd Gwyn Evans, Nikolaos Skliris

Journal of Geophysical Research: Oceans · 01 Dec 2016 · doi:10.1002/2016JC012091

The thermodynamic balance of the Weddell Gyre

Alberto C. Naveira Garabato, Jan D. Zika, Loïc Jullion, Peter J. Brown, Paul R. Holland, Michael P. Meredith, Sheldon Bacon

Geophysical Research Letters · 14 Jan 2016 · doi:10.1002/2015GL066658

A Microscale View of Mixing and Overturning across the Antarctic Circumpolar Current

Alberto C. Naveira Garabato, Kurt L. Polzin, Raffaele Ferrari, Jan D. Zika, Alexander Forryan

Journal of Physical Oceanography · 01 Jan 2016 · doi:10.1175/JPO-D-15-0025.1

Maintenance and Broadening of the Ocean’s Salinity Distribution by the Water Cycle

Jan D. Zika, Nikolaos Skliris, A. J. George Nurser, Simon A. Josey, Lawrence Mudryk, Frédéric Laliberté, Robert Marsh

Journal of Climate · 15 Dec 2015 · doi:10.1175/JCLI-D-15-0273.1

Changes in ocean vertical heat transport with global warming

Jan D. Zika, Frédéric Laliberté, Lawrence R. Mudryk, Willem P. Sijp, A. J. G. Nurser

Geophysical Research Letters · 28 Jun 2015 · doi:10.1002/2015GL064156

Sensitivity of Antarctic Circumpolar Current Transport and Eddy Activity to Wind Patterns in the Southern Ocean

Clothilde E. Langlais, Stephen R. Rintoul, Jan D. Zika

Journal of Physical Oceanography · 01 Apr 2015 · doi:10.1175/JPO-D-14-0053.1

Constrained work output of the moist atmospheric heat engine in a warming climate

F. Laliberté, J. Zika, L. Mudryk, P. J. Kushner, J. Kjellsson, K. Döös

Science · 30 Jan 2015 · doi:10.1126/science.1257103

The imprint of Southern Ocean overturning on seasonal water mass variability in Drake Passage

Dafydd Gwyn Evans, Jan D. Zika, Alberto C. Naveira Garabato, A. J. George Nurser

Journal of Geophysical Research: Oceans · 01 Nov 2014 · doi:10.1002/2014JC010097

A Thermohaline Inverse Method for Estimating Diathermohaline Circulation and Mixing

Sjoerd Groeskamp, Jan D. Zika, Bernadette M. Sloyan, Trevor J. McDougall, Peter C. McIntosh

Journal of Physical Oceanography · 01 Oct 2014 · doi:10.1175/JPO-D-14-0039.1

The Representation of Ocean Circulation and Variability in Thermodynamic Coordinates

Sjoerd Groeskamp, Jan D. Zika, Trevor J. McDougall, Bernadette M. Sloyan, Frédéric Laliberté

Journal of Physical Oceanography · 01 Jul 2014 · doi:10.1175/JPO-D-13-0213.1

The Atmospheric General Circulation in Thermodynamical Coordinates

Joakim Kjellsson, Kristofer Döös, Frédéric B. Laliberté, Jan D. Zika

Journal of the Atmospheric Sciences · 27 Feb 2014 · doi:10.1175/JAS-D-13-0173.1

Acceleration of the Antarctic Circumpolar Current by Wind Stress along the Coast of Antarctica

Jan D. Zika, Julien Le Sommer, Carolina O. Dufour, Alberto Naveira-Garabato, Adam Blaker

Journal of Physical Oceanography · 01 Dec 2013 · doi:10.1175/JPO-D-13-091.1

Revisiting meridional overturing bistability using a minimal set of state variables: stochastic theory

Willem P. Sijp, Jan D. Zika, Marc d’Orgeville, Matthew H. England

Climate Dynamics · 19 Nov 2013 · doi:10.1007/s00382-013-1992-5

Vertical Heat Transport by Ocean Circulation and the Role of Mechanical and Haline Forcing

Jan D. Zika, Willem P. Sijp, Matthew H. England

Journal of Physical Oceanography · 01 Oct 2013 · doi:10.1175/JPO-D-12-0179.1

Vertical Eddy Fluxes in the Southern Ocean

Jan D. Zika, Julien Le Sommer, Carolina O. Dufour, Jean-Marc Molines, Bernard Barnier, ..., Gurvan Madec, Pierre Mathiot, James Orr, Emily Shuckburgh, Frederic Vivier

Journal of Physical Oceanography · 01 May 2013 · doi:10.1175/JPO-D-12-0178.1