NASA Satellite Image Shows ‘Imminent Demise’ of Huge Antarctic Iceberg
Summary
A NASA satellite image shows that Iceberg A-23a in Antarctica, once the world’s largest iceberg, is rapidly breaking apart. The iceberg, which used to be the size of Rhode Island, has lost about two-thirds of its area and is now close to splitting into smaller pieces.Key Facts
- Iceberg A-23a was the largest iceberg in the world earlier this year.
- A NASA satellite image from September 11 shows A-23a breaking up rapidly.
- The iceberg used to cover around 3,643 square kilometers, roughly the size of Rhode Island.
- It first broke off from the Filchner Ice Shelf in 1986 and started drifting north in the early 2020s.
- Recently, it became caught in an ocean vortex and is now near South Georgia Island.
- The iceberg has shrunk to about 1,700 square kilometers and is expected to keep breaking apart.
- Warming oceans and air are causing icebergs like A-23a to melt, contributing to sea level rise.
- Iceberg D15a is now the largest iceberg, measuring around 3,000 square kilometers.
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