This video shows the disturbing truth hidden in the data, which is that while Arctic sea ice extent (the area of ocean covered by ice) has been declining at 13% per decade (in summer, 3% in winter), the volume and age of the ice have been declining more rapidly. Whereas in 1987 there were extensive […]

I made this movie to visually demonstrate the dramatic decrease in Arctic sea ice happening right now. When I was born, in 1979, the minimum summer sea ice extent in the Arctic was about 17,000 cubic kilometers. In 2012, it was less than 5,000 cubic kilometers. The red points show weekly estimates of sea ice […]

I’ve made a short video teaser for my upcoming talk at the IPY2012 conference in Montreal. Check it out! [It took me all day to find the right combination of tools to produce this simple video in Linux! First I tried making it as a presentation in OpenOffice Impress, exporting that as a swf video […]