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Petermann Glacier Calves 76.4 km² Ice Island, Arctic Risks

8/27/2026

39 9 Full Breakdown

Summary

Story summary

Petermann Glacier released a 76.4 km² ice island on August 4, 2026.
The iceberg is up to 150 m thick.
Adam Garbo, a University of Ottawa PhD student, detected the calving using Sentinel-1 radar imagery.
Scientists predict two more ice islands of about 94 km² and 84 km² may detach soon.
Environment and Climate Change Canada will monitor the iceberg’s drift for Arctic shipping risks.

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Story summary

Petermann Glacier released a 76.4 km² ice island on August 4, 2026.
The iceberg is up to 150 m thick.
Adam Garbo, a University of Ottawa PhD student, detected the calving using Sentinel-1 radar imagery.
Scientists predict two more ice islands of about 94 km² and 84 km² may detach soon.
Environment and Climate Change Canada will monitor the iceberg’s drift for Arctic shipping risks.