July 19 , 2025
16 hrs 0 min
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- Antarctic summer sea ice has hit record lows for four consecutive years.
- In March 2025, a 70% reduction in sea ice was recorded near Denman Glacier.
- Over 50% of the Antarctica’s coastline was exposed in 2022 and 2023, doubling iceberg formation.
- Entire colonies of emperor penguins faced breeding failures, and seals struggled to find stable ice platforms.
- Shrinking sea ice is also disrupting resupply missions to Antarctic bases.

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