Two narratives -- the life cycle of a mother walrus and her calf, and the life of a polar bear and her cubs -- are used to illustrate the harsh realities of existence in the Arctic.

Polar Bears in Hudson Bay struggle in a green world. Up close and Personal, originally shot all on native 3D.

An enthralling look at the Arctic's biggest predator on ice, capturing rarely-seen behavior, and featuring breathtaking cinematography shot over 12 months in the Canadian Arctic.