EPISODE · Aug 31, 2026 · 10 MIN
A 252-million-year extinction is repeating now: warming oceans losing oxygen, marine life suffocating
from Onpode
A 2026 study published in the Proceedings of the National Academy of Sciences (PNAS), led by J. Andres Marquez and including Stanford University's Erik A. Sperling, provides direct physiological evidence linking the end-Permian mass extinction (~252 million years ago) to temperature-dependent hypoxia—the combined lethal effect of ocean warming and deoxygenation.
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A 252-million-year extinction is repeating now: warming oceans losing oxygen, marine life suffocating
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