These maps show the differences in the age of sea ice extent between winter high in March 1984 and March 2015, and between summer low, September 1984 and September 2015. All maps also show the median line for March and September 1981-2010.
Additional maps are available for the period from 1979 to 2015; please contact info at arcticportal.org.
© Arctic Portal 2006-2021
Last updated: April 2016
This map is free for use in presentations as long as its origin is clearly accounted for. For any commercial use of our maps, which includes but it is not limited to, selling AP maps, modify and sell AP maps, publications, reports, books, please contact info at arcticportal.org. Please note that cartographic material, as our maps, is covered under the international "Convention for the Protection of Literary and Artistic Works". The agreement covers derivative works as well.