Planet? We don't need no stinkin' planet!

http://video.nationalgeographic.com/video/player/flash/syndicatedVideoPlayer.swf?vid=sea-ice-vin

http://video.nationalgeographic.com/video/player/environment/threats-to-animals-environment/polar-bears.html

http://video.nationalgeographic.com/video/player/environment/preserve-our-planet-env/greenhouse-what-counts-env.html

http://video.nationalgeographic.com/video/player/animals/mammals-animals/bears-and-pandas/panda_giant_atlanta.html