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Nature Retracts $38 Trillion Climate Study Amid Errors

12/6/2025

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Summary

Story summary

Nature retracted a controversial climate-economics study projecting a $38 trillion annual cost over the next 25 years.
Published in April 2024, it faced methodological scrutiny, especially Uzbekistan data, and excluding it cut global output loss from 62% to 23% by 2100.
The authors say the errors were too significant for a correction and plan to submit a revised version, noting climate impacts remain substantial and policy action is needed.

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Story summary

Nature retracted a controversial climate-economics study projecting a $38 trillion annual cost over the next 25 years.
Published in April 2024, it faced methodological scrutiny, especially Uzbekistan data, and excluding it cut global output loss from 62% to 23% by 2100.
The authors say the errors were too significant for a correction and plan to submit a revised version, noting climate impacts remain substantial and policy action is needed.