This repository contains the R source code and derived data products to reproduce analyses in the paper: ['A Twenty-First Century Structural Change in Antarctica’s Sea ice System'](https://doi.org/10.1038/s43247-025-02107-5) by Marilyn N. Raphael, …
This repository contains the resonstructions of the monthly Antarctic sea ice extent anomaly in total and by sector ('Total', 'King Haakon VII', 'Ross Sea', 'East Antarctica', 'Weddell Sea', 'Bellingshausen Amundsen Sea') for the 20th Century. We …