Sea Ice Extent – Day 1 – Highest Global Sea Ice and Highest Antarctic Sea Ice For The Day Published on January 2, 2015 by sunshinehours1 Data: South / North Amazing increase (for day 1) from 1997 – 6.1 million sq km to 9.4 million sq km. 54% Share this: Click to share on X (Opens in new window) X Click to share on Facebook (Opens in new window) Facebook Like Loading... Related