Articles | Volume 17, issue 2
https://doi.org/10.5194/tc-17-701-2023
https://doi.org/10.5194/tc-17-701-2023
Research article
 | 
13 Feb 2023
Research article |  | 13 Feb 2023

Antarctic sea ice regime shift associated with decreasing zonal symmetry in the Southern Annular Mode

Serena Schroeter, Terence J. O'Kane, and Paul A. Sandery

Data sets

The Met Office Hadley Centre sea ice and sea surface temperature data set, version 2: 1. Sea ice concentrations (https://www.metoffice.gov.uk/hadobs/hadisst/) H. A. Titchner and N. A. Rayner https://doi.org/10.1002/2013JD020316

RA-55: Japanese 55-year Reanalysis, Monthly Means and Variances JMA https://doi.org/10.5065/D60G3H5B

NOAA/NSIDC Climate Data Record of Passive Microwave Sea Ice Concentration, Version 4 W. N. Meier, F. Fetterer, A. K. Windnagel, and J. S. Stewart https://doi.org/10.7265/efmz-2t65

Near-Real-Time NOAA/NSIDC Climate Data Record of Passive Microwave Sea Ice Concentration, Version 2 W. N. Meier, F. Fetterer, A. K. Windnagel, and J. S. Stewart https://doi.org/10.7265/tgam-yv28

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Short summary
Antarctic sea ice has increased over much of the satellite record, but we show that the early,...
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