The Arctic was the region around the Earth's North Pole and opposite Antarctica and the South Pole.

Around 3000 BC, the Ice Warrior Skaldak was frozen in the ice beneath the North Pole. (TV: Cold War)

Circa 1000 BC, a Vondraxian Orb was buried under the Arctic. It was found in 1953 by archaeologist, Edgar Nelson-Stanley. (PROSE: Trace Memory)

In 1983, a Soviet submarine beneath the North Pole picked up the frozen Skaldak and thawed him out. When he awoke he was attacked by a cattle prod. He subsequently tried attacking humanity by launching a nuclear missile from the submarine, knowing that it would cause retaliation in the form of mutually assured destruction. An Ice Warrior ship rescued Skaldak. (TV: Cold War)

On 4 May 2010, a GSO geological dig uncovered a Cyber-ship and Cybermen who had crashed there ten thousand years before. The Cybermen were reactivated. They almost escaped with the help of expedition members converted into Cyberslaves, but were stopped by the Eleventh Doctor. (GAME: Blood of the Cybermen)

As Earth's population rose to one hundred hundred billion in 2472, several cities in the Arctic, such as New Glasgow and New Montreal, were created in the 26th century to control overcrowding. Families outside the Arctic cities were restricted to one child. (TV: Frontier in Space)

Some time before 5,000,000,000, a part of the Arctic, or the whole Arctic became a desert; Cassandra O'Brien.Δ17's mother came from there. This desert region presumably ceased to exist when Earth was restored to its classic state by the National Trust. (TV: The End of the World)