Science at the Top of the World - Discovering the Microscopic World of Quttinirpaaq National Park

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Just a few hundred kilometers from the North Pole, a battle is raging between the winners and losers of climate change. The battleground -- the unique aquatic ecosystems locked in the ice of the far north. This video provides a snapshot into the rapidly changing landscape of the far north touching on the collapse of the Markham Ice Shelf and the Ward Hunt Ice shelf.