The world's largest iceberg, A23, is fragmenting into smaller pieces, potentially jeopardizing both ships and the millions of penguins on the South Georgia Island wildlife refuge.

Annual loss of Arctic sea ice from 1979 to 2018. NASA . The iceberg-making subs would work by collecting sea water into hexagonal-shaped locks that would be fully contained and covered from sunlight.

“According to iceberg data from the US National Ice Center (USNIC), A-23A lost more than 360 square kilometers (140 square miles) between March 6 and May 3,” says NASA – an area it notes is ...

"It's a trillion tons of ice," as one expert told NPR. Now the largest iceberg in the world, A23a, is on the move after decades of being grounded on the seafloor.

It’s a cold world. A giant iceberg broke free from an Antarctic ice shelf Friday and is now floating in the far south Atlantic Ocean. At an estimated 490 square miles, the berg is nearly 200 … ...

A 1550 square km (963 sq mi.) iceberg, designated A81 broke off Antarctica’s Brunt Ice Shelf. A time-lapse of the 'calving process' was captured by satellites. Credit; ESA - European Space Agency ...

Antarctica's Brunt Ice Shelf still hasn't calved, or broken off, a large iceberg into the ocean. But in February, the calving event was supposedly imminent.

A23a has held the “largest current iceberg” title several times since the 1980s, occasionally being surpassed by larger but shorter-lived icebergs, including A68 in 2017 and A76 in 2021.

The iceberg, dubbed D-28, split off from the Amery Ice Shelf in East Antarctica on Sept. 25, creating a free-floating mountain of ice more than 600 feet thick. The berg covers 630 square miles and ...

The iceberg cleaved off the Brunt Ice Shelf in such a way that it did not threaten a British research station set up on top of the ice floe. Accessibility statement Skip to main content.

A massive iceberg, larger than New York City, has broken off from an ice shelf in Antarctica, according to researchers on Friday. The 490-square mile iceberg broke away from the Brunt Ice Shelf ...