The Antarctic Circumpolar Current developed after the glaciation of Antarctica
the verdict
REFUTED
the evidence says no
confidence 19/100
Geological evidence refutes the claim that the Antarctic Circumpolar Current developed after the glaciation of Antarctica, instead showing that large-scale Antarctic glaciation preceded the full onset of the circumpolar current by millions of years.
Evidence against · 2
Late Miocene onset of the modern Antarctic Circumpolar Current
2024 · cited by 39
Paper 1 finds that the modern Antarctic Circumpolar Current developed in the late Miocene, long after the initial Eocene-Oligocene glaciation of Antarctica.
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More against · 1
Drake Passage gateway opening and Antarctic Circumpolar Current onset 31 Ma ago: The message of foraminifera and reconsideration of the Neodymium isotope record
2021 · cited by 27
Paper 3 demonstrates that the Antarctic glaciation at 33.7 Ma preceded the establishment of the Antarctic Circumpolar Current between 31 and 26 Ma, contradicting the idea that the current preceded glaciation.