The relevant charts ("the daily image update is produced from near-real-time operational satellite data, with a data lag of approximately one day"): https://ns

The relevant charts ("the daily image update is produced from near-real-time operational satellite data, with a data lag of approximately one day"): https://nsidc.org/arcticseaicenews/2012/05/daily-image/ https://nsidc.org/arcticseaicenews/2012/05/daily-image/ Artic Sea Ice: https://nsidc.org/data/seaice_index/images/daily_images/N_iqr_timeseries.png https://nsidc.org/data/seaice_index/images/daily_images/N_iq... Antartic Sea Ice: https://nsidc.org/data/seaice_index/images/daily_images/S_iqr_timeseries.png https://nsidc.org/data/seaice_index/images/daily_images/S_iq...