The image below compares the Arctic sea ice thickness on July 14, 2012 (left panel) and on July 14, 2015 (right panel), using Naval Research Laboratory images.
![](/proxy.php?image=http%3A%2F%2F2.bp.blogspot.com%2F-I9CPVRjN1Yc%2FVaBwKsnIdgI%2FAAAAAAAAQ0E%2FudemIWBStFg%2Fs640%2FJuly-14-2012-2015-5.png&hash=8e528286721c91704f7a6fd3f59b2056)
The Naval Research Laboratory's 30-day animation below shows how this situation developed, ending with a forecast for July 17, 2015, run on July 9, 2015.
Arctic News
Pretty dramatic thinning compared to last year.
![](/proxy.php?image=http%3A%2F%2F2.bp.blogspot.com%2F-I9CPVRjN1Yc%2FVaBwKsnIdgI%2FAAAAAAAAQ0E%2FudemIWBStFg%2Fs640%2FJuly-14-2012-2015-5.png&hash=8e528286721c91704f7a6fd3f59b2056)
The Naval Research Laboratory's 30-day animation below shows how this situation developed, ending with a forecast for July 17, 2015, run on July 9, 2015.
Arctic News
Pretty dramatic thinning compared to last year.