Since National Geographic began making maps in 1915 ... Indian, and Arctic Oceans. However starting on June 8, World Oceans Day, it will recognize the Southern Ocean as the world’s fifth ...

This story appears in the January 2018 issue of National Geographic magazine ... than three million square miles of ocean. But preserving the remnants of Arctic ice, which will require the ...

This story appears in the September 2019 issue of National Geographic magazine ... near the mouth of the Kolyma on the Arctic Ocean. The site had originally been occupied by a transit station ...