You can download Dr David Carlson's IPY Opening Ceremony Presentation: The Science of IPY 2007-8, in a variety of formats. Each of these is compressed as a .zip file to make the file size smaller.

slides and presenters notes PDF (24MB)
slides onlyPDF (22MB)

Quick Time videos of sections of the presentation... interactive so you can click a mouse when you want the next slide.
You may need to download Quick Time software to view these.

Part 1: Introduction (6.1MB)
Part 2: Plates and Gates (67MB)
Part 3: Arctic Sea Ice Reduction (14MB)
Part 4: Arctic Modelling(11 MB)
Part 5: Antarctic Ice Discharge (6MB)
Part 6: Marine Mammals (10MB)
Part 7: Ecological Response in Fresh-water Lakes(45 MB)
Part 8: Reindeer Herding (44MB)
Part 9: Summary (4MB)