Tuesday, July 28, 2026
Science

Cleaner ship fuel changed clouds, but not their climate balance

To reduce air pollution associated with ocean transport, the International Maritime Organization tightened restrictions on sulfur content in ship fuel, resulting in an 80% reduction in emissions by 2020. That shift created an inadvertent real-world experiment in how man-made aerosols influence cloud...

Cleaner ship fuel changed clouds, but not their climate balance
Image: Phys.org
To reduce air pollution associated with ocean transport, the International Maritime Organization tightened restrictions on sulfur content in ship fuel, resulting in an 80% reduction in emissions by 2020. That shift created an inadvertent real-world experiment in how man-made aerosols influence cloud formation over the ocean.

Originally published at Phys.org

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