Which countries and industries emit the most greenhouse gases?
Summary
Global greenhouse gas emissions reached 54.1 billion tonnes in 2025, up 0.7% from 2024 and 68.5% from 1990. The power industry was the largest emitting sector, while carbon dioxide made up nearly three-quarters of emissions; the article’s final section on the largest-emitting countries is cut off.Key Facts
- The European Commission’s Joint Research Centre and the International Energy Agency reported 54.1 billion tonnes of global greenhouse gas emissions in 2025.
- Carbon dioxide accounted for 73.8% of emissions in 2025, methane 17.6%, nitrous oxide 5.3%, and fluorinated gases 3.3%.
- Global carbon dioxide emissions have risen 76.3% since 1990, according to the Joint Research Centre.
- The power industry produced nearly 30% of global emissions in 2025, making it the largest source.
- Industry accounted for 21% of emissions, and transport accounted for 16%; together with power, they produced about two-thirds of the total.
- Agriculture contributed 12% of emissions, fossil-fuel extraction 11%, buildings 6.6%, and waste 3.6%.
- Global emissions rose from about 23 billion tonnes in 1970 to 54.1 billion tonnes in 2025.
- The article says world leaders and delegates are meeting in Antalya, Turkiye, for COP31 from November 9 to 20. The provided text does not include the countries section beyond its opening line.
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