Slide image: Logo of International Polar Year 2007-2008 superimposed on a composite landscape photo. The top photo shows the Arctic National Wildlife Refuge coastal plain, looking south toward the Brooks Range mountains; the bottom photo shows Canada Glacier icefall in Victoria Land, Antarctica.

Credit: IPY (logo); U.S. Fish and Wildlife Service (top); Joe Mastroianni, National Science Foundation (bottom)

Slide background image: Polar bear
Slide background credit: Based on photo by Susanne Miller, U.S. Fish and Wildlife Service

Design by: Adrian Apodaca, National Science Foundation