Where does that graph come from? Can you share the source? Cheers!
Here you go: https://twitter.com/EliotJacobson
Thanks!
Nitter link: https://nitter.unixfox.eu/EliotJacobson/status/1683535568268050432#m
https://ads.nipr.ac.jp/vishop/#/extent (Click 'Antarctic' under 'region selector' on the right).
https://nsidc.org/arcticseaicenews/charctic-interactive-sea-ice-graph/ (click 'Antarctic' towards the top left.)