Moving Ice Edge 
 
    You're right Tutangiaq. We walruses use sea ice as an important place to rest, breed, and molt. The ice breakup has been occurring earlier in the year and     its     edge
Walrus next to Tutangiaq
receding further now than even a decade ago. Look at these satellite images which preserve a record of how the sea ice edge has changed over the years. Of course, we need data for many more years to establish a reliable trend.

Show 1975 ice map (second week of September)
Data from week 37 (second week in September) for each year.
Click on the tabs to see the data from different years.
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Show 1993 September (second week of September) Show 1990 ice map (second week of September) Show 1987 ice map (second week of September) Show 1984 ice map (second week of September) Show 1981 ice map (second week of September) Show 1978 ice map (second week of September) Show 1972 ice map (second week of September) Show 1975 ice map (second week of September