Skip to Content
  • Research Report
  • Transportation
  • Jan 1, 1991

    Options for Reducing Oil Use by Light Vehicles: An Analysis of Technologies and Policy

    This study analyzes technologies and policies available for improving the fuel economy of cars and light trucks. It shows that the average rated fuel economy of new cars can be cost-effectively imp…

    Related Resources

    Maximizing State Transportation Investments: How Redirecting Spending from Highway Expansion to Public Transit Supports Economies and Communities
  • Research Report
  • Energy Efficiency Policy
  • Transportation
  • Maximizing State Transportation Investments: How Redirecting Spending from Highway Expansion to Public Transit Supports Economies and Communities

    Costs to deliver transportation projects have risen drastically in recent years. To avoid wasteful spending, each new dollar invested in transportation infrastructur…

    May 13, 2026

    Support the Work That Makes Energy Go Further

    ACEEE’s independent research and advocacy depend on the support of foundations, businesses, and individuals committed to a cleaner, more affordable energy future for all Americans.