Alpha Ridge Island is interpreted to represent the cratonward extension of the Alpha Ridge. The Alpha Ridge is part of the High Arctic Large Igneous Province. Alpha Ridge The Alpha Ridge is a major volcanic ridge under the Arctic Ocean between the Canada Basin (off Ellesmere Island) and the Lomonosov Ridge. It was active during the formation of the Amerasian Basin. It was discovered in 1963. The highest elevation is about 2,700 m over the ocean floor. It is 200 to 450 km wide. The Alpha Ridge, Lomonosov Ridge, and Nansen-Gakkel Ridge are the three major ranges that divide the Arctic Ocean
Nansen Ski Jump 2011, a historical marker was placed to commemorate this ski jump. Over time the ski jump evolved into a state of disrepair. In 2015, brush clearing work was started as Phase 1 torward a goal of restoring the site so visitors can view it as it once was. In 2016 and 2017, repairs to the ski jump's decking were made by Knollstone Contracting of Bow, New Hampshire, in preparation for a celebratory jump by Olympian Sarah Hendrickson, which occurred early in the morning of March 4, 2017. Nansen Ski Jump Nansen Ski Jump, also known as The Big Nansen and