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Revolutionary Study Tracks Iceberg Breakups in Real Time

11/26/2025

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Summary

Story summary

A study led by the University of Washington used a 6-mile-long fiber optic cable in a South Greenland fjord to monitor iceberg breakups in real time, recording 56,000 events from initial cracks to final breakup, with findings published in Nature.
The data show calving influences underwater melt and heat transfer, advancing understanding of ice loss.
The data can improve models predicting seasonal ice loss and inform public safety regarding tsunamis.

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Story summary

A study led by the University of Washington used a 6-mile-long fiber optic cable in a South Greenland fjord to monitor iceberg breakups in real time, recording 56,000 events from initial cracks to final breakup, with findings published in Nature.
The data show calving influences underwater melt and heat transfer, advancing understanding of ice loss.
The data can improve models predicting seasonal ice loss and inform public safety regarding tsunamis.