The last time such a large ice island formed was in 1962 when the Canadian Ward Hunt Ice Shelf calved an island.
最近一次如此大的浮冰岛的形成发生在1962年,当时加拿大的沃德亨特冰架崩解形成个小岛。
Neil Young, an Australian Antarctic division glaciologist, said: "The iceberg is likely to be part of one of the big ones that calved from the Ross ice shelf nearly a decade ago.