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Antarctic Elephant Seal Breeding Site Affirms There Was Far Less Sea Ice During Medieval, Roman Periods
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Read with caution - this story is only being covered by one news source that has a ‘low factuality’ rating, which means the outlet has a history of poor reporting practices. Learn more about factuality ratings here.2 Articles
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Climate Depot
Climate DepotAntarctic Elephant Seal Breeding Site Affirms There Was Far Less Sea Ice During Medieval, Roman Periods
DNA evidence suggests the limit of Antarctic sea ice was ~2000 kilometers farther south than it is today 2500 to 1000 years ago. Elephant seals can only breed in the Southern Ocean’s subantarctic, sea ice free waters. For example, today’s largest colony breeds on Macquarie Island (54.5°S). Scientists (Wood et al., 2025) have now identified DNA evidence of an elephant seal breeding site at Cape Hallett (72.3°S), with the remains dating to the Rom…
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