World’s Largest Iceberg, A23a, Eroding & Melting Rapidly as it Drifts into Warmer Water

In 1986, a massive iceberg, more than three times larger than New York City, calved off West Antarctica’s Filchner-Ronne Ice Shelf and immediately grounded on the floor of the Weddell Sea, where it remained stuck for almost four decades. In … Continue reading

Norwegian Sun Alaskan Cruise Cut Short After Hitting Small Iceberg

Norwegian Cruise Line reports that the cruise ship Norwegian Sun hit a small iceberg on Saturday while underway in foggy conditions near Hubbard Glacier in Alaska. The company characterized the berg as a growler, a type of very small iceberg that … Continue reading

Update: Massive Iceberg Threatening South Georgia Island Now Breaking Up

In November we posted that the world’s largest iceberg, dubbed A68a, was drifting on a collision course with the island of South Georgia. The iceberg calved from Antarctica’s Larsen C ice-shelf in 2017. The berg weighed roughly one trillion tons … Continue reading