Monster iceberg released ‘billions of tonnes’ of fresh water into ocean | The Guardian Nigeria News

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A giant iceberg that detached from Antarctica in 2017 released the equivalent of 61 million Olympic-sized swimming pools of fresh water as it melted, according to research published Thursday, raising questions over the impact on the marine ecosystem.

The monstrous iceberg was twice the size of Luxembourg when it separated from the Larsen ice shelf, which has warmed faster than any other part of Earth’s southernmost continent.

At 5,719 square kilometres (2,200 square miles) it was the biggest iceberg on Earth when it formed and the sixth-largest on record, according to the British Antarctic Survey.

For two years, the trillion-tonne giant known as A-68, drifted close to home in the cold waters of the Weddell Sea before travelling northwards and menacing the British island of South Georgia, some 4,000 kilometres (2,500 miles) from its starting point.

The iceberg, by then known as A-68a after a piece snapped off, came dangerously close to the island in late 2020, raising fears…



Source: Guardian Newspaper