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A23a: Biography of an Iceberg

Forty years ago A23a, an iceberg twice the size of Los Angeles broke off from the Antarctic ice shelf and began its journey into the Southern Ocean. As A23a reaches its final chapter, glaciologist Catherine Walker charts the life and death of a megaberg.

An Overcoat Media production.

27 minutes

On radio

Thu 3 Sep 202601:32GMT
BBC World Service

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  • Thu 3 Sep 202601:32GMT
    BBC World Service
  • Thu 3 Sep 202608:32GMT
    BBC World Service
  • Thu 3 Sep 202619:06GMT
    BBC World Service except East and Southern Africa & West and Central Africa
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