Green Vehicle Guide
What We Do
At EPA, our team of engineers, scientists, policy analysts, lawyers, and others work together to ensure that cars and trucks on the road are as clean and efficient as possible. We do this because we know that cleaner vehicles mean cleaner air.
Here are just some of the vehicle-related projects that we're working on:
- Testing at Our Lab
Find out how EPA engineers test new vehicles for emissions and fuel economy
- Regulations & Standards
Learn about our regulations that limit emissions from new vehicles
- Fuel Economy & CO2 Trends
Learn how fuel-efficient technology innovations are transforming the automotive market
- Fast Facts
Explore trends in greenhouse gas emissions from U.S. transportation