Allison Glacier

Allison Glacier is an ice stream flowing from the Big Ben massif down to the ocean south of Cape Gazert on Heard Island. The ice descends through the mountainous terrain and shapes the landscape of this remote subantarctic location.

The glacier was named after Ian Allison, an Australian glaciologist who conducted research during the French-Australian Antarctic Expedition in 1971. This naming honors his contribution to studying this remote polar region.

Scientific research at Allison Glacier contributes to understanding climate patterns and environmental changes in the subantarctic region of the Southern Indian Ocean.

This glacier is located in one of Earth's most remote regions and can only be reached by research vessels operating in the Southern Ocean. Visitors should understand that conditions are extremely challenging and only well-equipped expeditions visit this location.

The ice mass of this glacier has shrunk noticeably over recent decades, reflecting rapid changes happening in polar regions. Observations at remote places like this reveal patterns that concern scientists worldwide.

Location: Heard Island and McDonald Islands

GPS coordinates: -53.06670,73.40000

Latest update: December 14, 2025 18:46