Record Carbon Dioxide Levels Reached in 2025, WMO Reports
Photo: File image, Tommy animator / CC BY-SA 4.0 / Wikimedia CommonsLevels of carbon dioxide (CO2) and other major greenhouse gases in the atmosphere reached record highs in 2025, according to a statement made by the World Meteorological Organization (WMO) on Tuesday. These elevated levels, attributed to the burning of fossil fuels, are expected to contribute to more long-term global warming.
The WMO, a UN weather agency, indicated that these record concentrations of greenhouse gases will have impacts that will be felt for centuries.
This story was prepared with AI assistance from the sources listed below and reviewed by our editors.
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