Donald Trump seems obsessed with controlling the Arctic, but in Antarctica, the US is pulling back. As military activity and resource extraction are banned in Antarctica under the Antarctic Treaty, power is exercised through science and presence. But this season America has no operational icebreaker on the continent. That matters, because while the US steps away, China and Russia are stepping in. Sky's Tom Clarke explores whether America is surrendering influence over one of the last great

Tag-uri: Donald Trump