As the island is home to a plethora of biodiverse species, South Georgia’s future was in question as A23a barreled toward it for almost five years. However, the ancient iceberg has finally ended ...

A23a started to drift up through the Southern Ocean in 2020, when currents put it on a possible collision course with South Georgia. The iceberg and the island are about the same size in square miles.

According to the British Antarctic Survey (BAS), the 3,600 square kilometer iceberg known as A23a broke off from Antarctica and was reportedly going adrift in the South Atlantic, probably towards ...

Iceberg A-23A, the world’s oldest and largest (about the size of Rhode Island), may hit South Georgia Island, home to vulnerable penguins and seabirds.

An infographic titled "A23a iceberg headed toward collision with South Georgia" created in Ankara, Turkiye on January 23, 2025. Omar Zaghloul/Anadolu via Getty Images ...

The world’s largest iceberg is still on the move and there are fears that it could be headed north from Antarctica towards the island of South Georgia.

Scientists are monitoring A23a closely, anticipating two possible scenarios: the iceberg could collide with South Georgia and become lodged, or ocean currents might divert it around the island.

An iceberg seen on NASA’s Aqua satellite, known as A23a, center, is visible as it heads toward South Georgia Island, top, on Jan. 15, 2025, off the coast of Antarctica.

The world's oldest and largest iceberg, A23a, ran aground on the British island of South Georgia. File Photo by Pierre Markuse/ Flickr ...

The world's largest iceberg, A23a, has grounded 73 kilometers off South Georgia Island, alleviating concerns about a potential collision that could have disrupted the local wildlife's food supply ...

Iceberg A23a is fast approaching the remote British island of South Georgia and the Sandwich islands When you purchase through links on our site, we may earn an affiliate commission.