Antarctic Sea Ice Extent Sep 28 2014 – 8th Day Above 20 million sq km. Published on September 28, 2014September 28, 2014 by sunshinehours1 Antarctic Sea Ice Extent Sep 28 2014 – 1,431,000 sq km above the 1981-2010 mean. Data for Day 270. Data here. 8th day above 20 million sq km. Only 5,000 below day 269. 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