Voyage to the Bottom of the Sea the Atlantic via the North Pole. On August 3, 1958, she became the first ship to reach the North Pole. For this accomplishment, "Nautilus" and her crew were awarded the Presidential Unit Citation, the first Presidential Unit Citation awarded in peacetime. The citation began with the words, "For outstanding achievement in completing the first voyage in history across the top of the world, by cruising under the Arctic ice cap from the Bering Strait to the Greenland Sea." "Nautilus 90 North" (1959, with Clay Blair) was the first book Anderson wrote about the Arctic missions of USS "Nautilus". It was
Ice cap climate an ice cap climate. However, this theory is disputed, and even proponents suggest there was an area of periodic melting near the equator. The two major areas with ice cap climates are Antarctica and Greenland. Some of the most northern islands of Canada and Russia also have ice cap climates. In addition, a large portion of the Arctic Ocean near the North Pole remains frozen year round, effectively making it an icecap climate. The Arctic Ocean is located in the Arctic region. As a result, the northern polar ice cap is the frozen part of that ocean's surface. The only