I found some amazing resources at the Beyond Penguins and Polar Bears site at Ohio State University.
A few of my students had a hard time keeping the Arctic and Antarctic regions straight. This nifty little foldable and other resources helped a lot! It had a list of great books to read on the subject too!
Faces of (Arctic) Climate Change Video
Video on Arctic Climate Change
Disappearing Sea Ice Video
See other Journeys posts here.