As the oceans warm and circulation patterns change, a Canadian science team is hustling to gather samples of the water and sediment around Antarctica that they hope hold clues to Earth’s past and what could happen to the climate in the future.

The commander of the Royal Canadian Navy is in Antarctica gathering information that could help the Arctic, as both regions become more strategically important to countries like Russia and China for resources and security.

Scientists from New Brunswick are part of Canada's expedition to Antarctica mapping the ocean floor trying to better understand what's happening to sea life and geological history as the climate warms and freshwater glaciers melt.

CBC SPECIAL PRESENTATION: CBC IN ANTARCTICA

Is the Antarctic Treaty showing cracks?

Behind the scenes on a Canadian navy ship in Antarctica

Click through: Is the Antarctic Treaty showing cracks?

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