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Ocean Damage Nearly Doubles Climate Costs, Study Finds

1/19/2026

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Summary

Story summary

A study by the Scripps Institution of Oceanography finds that including ocean damage in the social cost of carbon nearly doubles climate damages and adds $46.2 per ton to reach $97.2 per ton.
The study estimates nearly $2 trillion in ocean-related damages from global emissions in 2024.
Islands and small economies face the greatest risks due to seafood reliance, underscoring policy relevance.

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Story summary

A study by the Scripps Institution of Oceanography finds that including ocean damage in the social cost of carbon nearly doubles climate damages and adds $46.2 per ton to reach $97.2 per ton.
The study estimates nearly $2 trillion in ocean-related damages from global emissions in 2024.
Islands and small economies face the greatest risks due to seafood reliance, underscoring policy relevance.