Passenger Jets Are Japan’s Newest Tool to Track Climate Change

Bloomberg.com · last updated December 16, 2025 – 7:50 PM

ANA Holdings Inc., Japan’s largest airline, and the nation’s space agency are accelerating efforts to use sensors mounted on commercial jets to improve monitoring of greenhouse gas emissions.

Equipment which has been tested since 2020 is now in operation in a modified section of a regular Boeing 737 operated by ANA, according to a joint statement from the airline and the Japan Aerospace Exploration Agency. It’s intended to track gases like carbon dioxide and offer more detailed measurements than some satellites.

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