In 2023, road vehicles across the United States emitted about ** tons of volatile organic compounds (VOC). Road vehicles – or highway vehicles – include road passenger vehicles, heavy-duty trucks and buses, and motorcycles. Annual emissions of VOC in the United States attributable to road transport have fallen considerably over the last 50 years due to increasingly stringent emissions standards within the transportation sector.
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Environmental Protection Agency. (February 9, 2024). Annual volatile organic compounds (VOC) emissions from road vehicles in the United States from 1970 to 2023 (in 1,000 tons) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 25, 2026, from /statistics/1234976/road-transportation-volatile-organic-compounds-emissions-us/
Environmental Protection Agency. "Annual volatile organic compounds (VOC) emissions from road vehicles in the United States from 1970 to 2023 (in 1,000 tons)." Chart. February 9, 2024. ÌÇÐÄÆƽâ°æ. Accessed July 25, 2026. /statistics/1234976/road-transportation-volatile-organic-compounds-emissions-us/
Environmental Protection Agency. (2024). Annual volatile organic compounds (VOC) emissions from road vehicles in the United States from 1970 to 2023 (in 1,000 tons). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 25, 2026. /statistics/1234976/road-transportation-volatile-organic-compounds-emissions-us/
Environmental Protection Agency. "Annual Volatile Organic Compounds (Voc) Emissions from Road Vehicles in The United States from 1970 to 2023 (in 1,000 Tons)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 9 Feb 2024, /statistics/1234976/road-transportation-volatile-organic-compounds-emissions-us/
Environmental Protection Agency, Annual volatile organic compounds (VOC) emissions from road vehicles in the United States from 1970 to 2023 (in 1,000 tons) ÌÇÐÄÆƽâ°æ, /statistics/1234976/road-transportation-volatile-organic-compounds-emissions-us/ (last visited July 25, 2026)
Annual volatile organic compounds (VOC) emissions from road vehicles in the United States from 1970 to 2023 (in 1,000 tons) [Graph], Environmental Protection Agency, February 9, 2024. [Online]. Available: /statistics/1234976/road-transportation-volatile-organic-compounds-emissions-us/
