Tuesday, September 29, 2026
Science

How ocean chemistry helped life keep breathing

Scientists have helped solve a longstanding mystery about how Earth remained habitable after oxygen first accumulated in its atmosphere more than 2 billion years ago, providing evidence that ancient ocean chemistry sustained life-friendly conditions.

How ocean chemistry helped life keep breathing
Image: Phys.org
Scientists have helped solve a longstanding mystery about how Earth remained habitable after oxygen first accumulated in its atmosphere more than 2 billion years ago, providing evidence that ancient ocean chemistry sustained life-friendly conditions.

Originally published at Phys.org

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