Publications · Isabelle Giddy

2026
Southern Ocean summer warming is regulated by storm-driven mixing du Plessis, M.D., Nicholson, S.A., Giddy, I., Monteiro, P.M.S., Prend, C.J., Swart, S. Nature Geoscience · doi:10.1038/s41561-025-01857-3
2026
Waves Explain Observed Similarity Scaling of Turbulence Dissipation in the Southern Ocean Giddy, I., Whitt, D., Fer, I., Swart, S., Breivik, Ø., Nicholson, S.A. Journal of Physical Oceanography · doi:10.1175/JPO-D-25-0076.1
2026
Wind-triggered Antarctic sea-ice decline preconditioned by thinning Winter Water Spira, T., du Plessis, M., Haumann, F.A., Giddy, I., Narayanan, A., Silvano, A., Swart, S. Nature Climate Change · doi:10.1038/s41558-026-02601-4
2024
The Observed Spatiotemporal Variability of Antarctic Winter Water Spira, T., Swart, S., Giddy, I., du Plessis, M. Journal of Geophysical Research: Oceans · doi:10.1029/2024JC021017
2023
Sea‐Ice Impacts Inter‐Annual Variability of Phytoplankton Bloom Characteristics and Carbon Export in the Weddell Sea Giddy, I.S., Nicholson, S., Queste, B.Y., Thomalla, S., Swart, S. Geophysical Research Letters · doi:10.1029/2023GL103695
2023
Vertical Convergence of Turbulent and Double-Diffusive Heat Flux Drives Warming and Erosion of Antarctic Winter Water in Summer Giddy, I.S., Fer, I., Swart, S., Nicholson, S.A. Journal of Physical Oceanography · doi:10.1175/JPO-D-22-0259.1
2022
The Daily‐Resolved Southern Ocean Mixed Layer: Regional Contrasts Assessed Using Glider Observations du Plessis, M.D., Swart, S., Biddle, L.C., Giddy, I.S., Monteiro, P.M.S., Reason, C.J.C., Thompson, A.F., Nicholson, S. Journal of Geophysical Research: Oceans · doi:10.1029/2021JC017760
2021
Stirring of Sea‐Ice Meltwater Enhances Submesoscale Fronts in the Southern Ocean Giddy, I., Swart, S., du Plessis, M., Thompson, A.F., Nicholson, S. Journal of Geophysical Research: Oceans · doi:10.1029/2020JC016814
2016
Inter-comparison studies between high-resolution HYCOM simulation and observational data: the South Atlantic and the Agulhas leakage system Castellanos, P., Campos, E., Giddy, I., Santis, W. Journal of Marine Systems · doi:10.1016/j.jmarsys.2016.02.010
2012
Drivers of non-Redfield nutrient utilization in the Atlantic sector of the Southern Ocean Giddy, I.S., Swart, S., Tagliabue, A. Geophysical Research Letters · doi:10.1029/2012gl052454