Arctic Battleground Facts
Hunting Squirrels, Racing Dogsleds and Exploring Crevasses
- The Gilkey River is located in the borough of Juneau in southeast Alaska.
- The Gilkey River is a nine-mile-long braided stream channel that is a classic example of a glacial outwash system.
- The annual Iditarod race, which covers 1,000 miles through Alaska, first occurred in 1973.
- There are 31 calories in one ounce of ground squirrel meat.
- Northern Flying squirrels, Arctic ground squirrels, and red squirrels are all found in Alaska.
- A snow bridge is mass of snow bridging a crevasse that sometimes allows for a risky crossing of the crevasse.
- The international whitewater classification system has six levels ranging from Level I (easy) to Level VI (usually never been run).
- Crevasses, which are wedge-shaped openings in a moving mass of ice called a glacier, usually form in the top 50 meters (160 feet) of a glacier, where the ice is brittle.
- Bergschrunds are a specific type of crevasse that occurs as cracks appear between the moving ice of a glacier and the non-moving ice of a cliff or mountain.
- In 2013, scientist Thomas Douglas survived a 75-foot plunge into Alaska's Jarvis Glacier crevasse.