Story perspectives

Record Carbon Levels Surge Amid Climate Urgency

10/20/2025

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Summary

Story summary

The World Meteorological Organization (WMO) reports atmospheric carbon dioxide reached a record high in 2024, up 3.5 ppm from 2023, the largest rise since 1957.
The increase is driven by human activities, especially fossil fuel burning and wildfires.
Methane and nitrous oxide rose to unprecedented levels, up 16% and 25% since pre-industrial times.
The findings urge countries to cut emissions ahead of the United Nations Climate Change Conference in Brazil.

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Story summary

The World Meteorological Organization (WMO) reports atmospheric carbon dioxide reached a record high in 2024, up 3.5 ppm from 2023, the largest rise since 1957.
The increase is driven by human activities, especially fossil fuel burning and wildfires.
Methane and nitrous oxide rose to unprecedented levels, up 16% and 25% since pre-industrial times.
The findings urge countries to cut emissions ahead of the United Nations Climate Change Conference in Brazil.