Nitrogen oxide (NOx) emissions in the European Union totaled *** million metric tons in 2022 - an increase of around *** percent compared with the previous year. EU-27 NOx emissions have fallen by ** percent since 1990. Transportation is the largest source of NOx emissions in the EU-27.
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EEA. (June 25, 2024). Total emissions of nitrogen oxide (NOx) in the European Union (EU-27) from 1990 to 2022 (in 1,000 metric tons) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 25, 2026, from /statistics/1171343/nitrogen-oxide-emissions-european-union-eu-28/
EEA. "Total emissions of nitrogen oxide (NOx) in the European Union (EU-27) from 1990 to 2022 (in 1,000 metric tons)." Chart. June 25, 2024. ÌÇÐÄÆƽâ°æ. Accessed July 25, 2026. /statistics/1171343/nitrogen-oxide-emissions-european-union-eu-28/
EEA. (2024). Total emissions of nitrogen oxide (NOx) in the European Union (EU-27) from 1990 to 2022 (in 1,000 metric tons). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 25, 2026. /statistics/1171343/nitrogen-oxide-emissions-european-union-eu-28/
EEA. "Total Emissions of Nitrogen Oxide (Nox) in The European Union (Eu-27) from 1990 to 2022 (in 1,000 Metric Tons)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 25 Jun 2024, /statistics/1171343/nitrogen-oxide-emissions-european-union-eu-28/
EEA, Total emissions of nitrogen oxide (NOx) in the European Union (EU-27) from 1990 to 2022 (in 1,000 metric tons) ÌÇÐÄÆƽâ°æ, /statistics/1171343/nitrogen-oxide-emissions-european-union-eu-28/ (last visited July 25, 2026)
Total emissions of nitrogen oxide (NOx) in the European Union (EU-27) from 1990 to 2022 (in 1,000 metric tons) [Graph], EEA, June 25, 2024. [Online]. Available: /statistics/1171343/nitrogen-oxide-emissions-european-union-eu-28/
