Catalyst

Catalyst

Antarctic Glaciers/Otto Nordenskjoeld/Southern Ocean Sentinel
ABC  |  April 29, 2010

Antarctic Special: The sleeping giant awakes - what's happening to the world's biggest ice sheet?; mysterious creatures from the bottom of the Southern Ocean; Otto Nordenskjoeld - pioneer of Antarctica's Heroic Age.

Antarctic Special: The sleeping giant awakes - what's happening to the world's biggest ice sheet?; mysterious creatures from the bottom of the Southern Ocean; Otto Nordenskjoeld - pioneer of Antarctica's Heroic Age.

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