Publications

2025

Chan, A.C. et al. Extreme Antarctic Sea Ice Loss Facilitated by Negative Shift of Southern Annular Mode. Geophysical Research Letters, 52.20 (2025) https://doi.org/10.1029/2025GL116688

Cocks, J. et al. Satellite-derived steric height in the Southern Ocean: trends, variability, and climate drivers. Ocean Science, 21 (2025) https://doi.org/10.5194/os-21-1609-2025

Fredensborg Hansen, R. M. et al. Multi-frequency altimetry snow depth estimates over heterogeneous snow-covered Antarctic summer sea ice – Part 1: C∕S-, Ku-, and Ka-band airborne observations. The Cryosphere, 19.10 (2025) https://doi.org/10.5194/tc-19-4167-2025

Fredensborg Hansen, R. M. et al. Multi-frequency altimetry snow depth estimates over heterogeneous snow-covered Antarctic summer sea ice – Part 2: Comparing airborne estimates with near-coincident CryoSat-2 and ICESat-2 (CRYO2ICE). The Cryosphere, 19.10 (2025) https://doi.org/10.5194/tc-19-4193-2025

Huang, S. et al. Salt transport in artificial snow on sea ice: laboratory experiments. Environmental Research Communications, 7.12 (2025) https://doi.org/10.1088/2515-7620/ae25c3

Wang, X. et al. Turbulent vertical heat flux under Antarctic on-shelf sea ice intensified by the Amundsen Sea Undercurrent. Communications Earth & Environment, 6, 613 (2025) https://doi.org/10.1038/s43247-025-02598-2

Willatt, R. et al. Ku- and Ka-Band Polarimetric Radar Waveforms and Snow Depth Estimation Over Multi-Year Antarctic Sea Ice in the Weddell Sea. Geophysical Research Letters, 52.13 (2025) https://doi.org/10.1029/2024GL112870

2024

Diamond, R. et al. CMIP6 models rarely simulate Antarctic winter sea-ice anomalies as large as observed in 2023. Geophysical Research Letters (2024) https://doi.org/10.1029/2024GL109265

Gilbert, E. and Holmes, C. R. 2023’s Antarctic sea ice extent is the lowest on record. Weather, 79 (2024) https://doi.org/10.1002/wea.4518 

Goodell, E. et al. Expanded Understanding of the Western Antarctic Peninsula Sea-Ice Environment Through Local and Regional Observations at Palmer Station. Journal of Geophysical Research: Oceans, 129.11 (2024) https://doi.org/10.1029/2023JC020453

Holmes, C. R. et al. Brief communication: New perspectives on the skill of modelled sea ice trends in light of recent Antarctic sea ice lossThe Cryosphere, 18 (2024) https://doi.org/10.5194/tc-18-5641-2024

Jena, B. et al. Evolution of Antarctic sea ice ahead of the record low annual maximum extent in September 2023. Geophysical Research Letters, 51 (2024) https://doi.org/10.1029/2023GL107561

Jena, B. et al. Occurrence of an unusual extensive ice-free feature within the pack ice of the central Weddell Sea, Antarcticanpj Clim Atmos Sci 7, 152 (2024) https://doi.org/10.1038/s41612-024-00700-7

Lawrence, I. R. et al. A simulation of snow on Antarctic sea ice based on satellite data and climate reanalysesJournal of Geophysical Research: Oceans, 129 (2024) https://doi.org/10.1029/2022JC019002 

Mallett, R. et al. Dye Tracing of Upward Brine Migration in Snow. Annals of Glaciology, 65 (2024) https://doi.org/10.1017/aog.2024.27

Rogers, M. S. J. et al. Sea ice detection using concurrent multispectral and synthetic aperture radar imagery. Remote Sensing of Environment, 305 (2024) https://doi.org/10.1016/j.rse.2024.114073

2023

Headland, R. K. et al. Historical Occurrence of Antarctic Icebergs within Mercantile Shipping Routes and the Exceptional Events of the 1890s. Journal of Glaciology, 69, 278 (2023) https://doi.org/10.1017/jog.2023.80

Huneke, W. G. C. et al. Dynamic Response to Ice Shelf Basal Meltwater Relevant to Explain Observed Sea Ice Trends Near the Antarctic Continental Shelf. Geophysical Research Letters, 50.24 (2023) https://doi.org/10.1029/2023GL105435

Meredith M.P. et al. Tracing the impacts of recent rapid sea ice changes and the A68 megaberg on the surface freshwater balance of the Weddell and Scotia SeasPhilosophical Transactions of the Royal Society A, 381 (2023) https://doi.org/10.1098/rsta.2022.0162

2022

Turner, J. et al. Record Low Antarctic Sea Ice Cover in February 2022. Geophysical Research Letters, 49.12 (2022) https://doi.org/10.1029/2022GL098904

If you are writing a manuscript which should be attributed to DEFIANT, please use the below acknowledgment text, with the JeS award number.

This work was supported by the Natural Environment Research Council DEFIANT project, grant number NE/W004747/1