Cars are consistently the biggest source of road transportation emissions in the European Union. In 2023, passenger cars in the EU emitted *** million metric tons of carbon dioxide (MtCO₂). Passenger cars account for more than half of EU road transportation emissions.
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European Commission. (April 25, 2025). Carbon dioxide emissions from road transportation in the European Union (EU-27) from 1990 to 2023, by transport mode (in million metric tons) [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved July 30, 2026, from /statistics/1236763/road-transportation-greenhouse-gas-emissions-eu-by-mode/
European Commission. "Carbon dioxide emissions from road transportation in the European Union (EU-27) from 1990 to 2023, by transport mode (in million metric tons)." Chart. April 25, 2025. ÌÇÐÄÆÆ½â°æ. Accessed July 30, 2026. /statistics/1236763/road-transportation-greenhouse-gas-emissions-eu-by-mode/
European Commission. (2025). Carbon dioxide emissions from road transportation in the European Union (EU-27) from 1990 to 2023, by transport mode (in million metric tons). ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: July 30, 2026. /statistics/1236763/road-transportation-greenhouse-gas-emissions-eu-by-mode/
European Commission. "Carbon Dioxide Emissions from Road Transportation in The European Union (Eu-27) from 1990 to 2023, by Transport Mode (in Million Metric Tons)." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 25 Apr 2025, /statistics/1236763/road-transportation-greenhouse-gas-emissions-eu-by-mode/
European Commission, Carbon dioxide emissions from road transportation in the European Union (EU-27) from 1990 to 2023, by transport mode (in million metric tons) ÌÇÐÄÆÆ½â°æ, /statistics/1236763/road-transportation-greenhouse-gas-emissions-eu-by-mode/ (last visited July 30, 2026)
Carbon dioxide emissions from road transportation in the European Union (EU-27) from 1990 to 2023, by transport mode (in million metric tons) [Graph], European Commission, April 25, 2025. [Online]. Available: /statistics/1236763/road-transportation-greenhouse-gas-emissions-eu-by-mode/