Carbon dioxide is poisoning the seas, not just the atmosphere

More action needed to stop acidification from wrecking food chain

Naoko Ishii

January 20, 2023 05:00 JST

A researcher counts fish swimming around a coral reef at Palmyra Atoll in the central Pacific: Half of all marine life is at risk from acidification. © Los Angeles Times/Getty Images

Naoko Ishii is executive vice president of the University of Tokyo, inaugural director of the school's Center for Global Commons and professor at the school's Institute for Future Initiatives. She is also an adviser to Back to Blue, an initiative of The Nippon Foundation and Economist Impact to improve ocean health.