Greenland: Land of Melting Ice

A sign shows distances to various global destinations at a disused U.S. air base in Kangerlusuac, Greenland, Nov. 17. The old base is still the only runway suitable for large planes in Greenland.

CBS News correspondent Mark Phillips and producer Ben Plesser on the water of the Jakobshavn Fjord, Greenland. The Jakobshavn is the fastest melting glacier in the northern hemisphere. Wind chill when the photo was taken on Nov. 21, 2009: minus 45 degrees.

Icebergs float in Jakobshavn Fjord, Greenland, Nov. 21, 2009.

David, a local Inuit boat captain, surveys the water in Jakobshavn Fjord as CBS News producer Ben Plesser shoots video, Nov. 21, 2009.

Mark Phillips shares the frozen, rocky terrain of Ilulissat, Greenland, about six miles inland, with a team of Greenland Husky sled dogs, Nov. 22, 2009. Ilulissat means "iceberg" in the local Inuit dialect.

A inuit dogsled guide with his team in Ilulissat, Greenland, Nov. 22, 2009.

Ben Plesser with the sled dogs in Ilulissat, Nov. 22, 2009.

Greenland Husky sled dogs in Ilulissat, Nov. 22, 2009. Greenland Huskies are a specific breed, brought with the original Inuit settlers between 4,000 and 5,000 years ago. Strict controls are in place to prevent cross breeding.

The harbor at Ilulissat, Greenland, Nov. 23, 2009. Halibut fishing is the main industry in the area.

A halibut fisherman on his boat at Ilulissat harbor, Nov. 23, 2009.

Greenland's icy landscape, seen from above in this photo taken on Nov. 17, 2009.