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Panthalassa, also known as the Panthalassic or Panthalassan Ocean, (from Greek Ïá¾¶Î½ all and Î¸Î¬Î»Î±ÏÏÎ± sea), was the superocean that surrounded the supercontinent Pangaea. During the PaleozoicâMesozoic transition c. 250 Ma it occupied almost 70% of Earth's surface.
A floating ice sheet or cap floats on the Arctic Ocean, and on this is the spot that is called the North Pole. The sea ice varies in thickn â¦ ess, making it possible to reach the pole using nuclear submarines.The South Pole is on the continent of Antarctica.1 person found this useful. 1  Sunset at the North Pole Comes Just Once Per Year In most of the world, the sun sets once a day.he ocean that contains the North Pole is the Arctic Ocean.