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Southern Ocean intermediate waters may hold key to Earth's carbon dioxide history
- May 18, 2026 at 8:00 PM
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Researchers at National Taiwan University and partner institutions have uncovered new evidence that Antarctic Intermediate Water (AAIW)—a distinct layer sitting 500–1,500 meters below the ocean surface—played a pivotal role in a major atmospheric carbon dioxide transition that occurred roughly 450,000 years ago.
Originally published at Phys.org