Environmental Health Perspectives
2006
Environmental Health Perspectives Overview
publication
Author Information
Author(s): Dooley Erin E.
Primary Institution: National Institute of Environmental Health Sciences
Conclusion
Motorcycles emit significantly more pollutants than passenger cars, and new regulations aim to reduce these emissions.
Supporting Evidence
- Motorcycles emit 16 times more hydrocarbons and 3 times more carbon monoxide than cars.
- A U.S. EPA rule requires manufacturers to reduce emissions of hydrocarbons and nitrogen oxides by 60%.
- The EPA estimates that the new rule will save about 54,000 tons of emissions and 12 million gallons of fuel per year.
Takeaway
Motorcycles are much dirtier than cars, and new rules are trying to make them cleaner.
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