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  • Research Report
  • Transportation
  • Jan 1, 2004

    Rating the Environmental Impacts of Motor Vehicles: ACEEE’s Green Book® Methodology, 2004 Edition

    This report describes the rating system behind ACEEE’s Green Book® Online: The Environmental Guide to Cars and Trucks, and the model year 2004 vehicle scorings available online at Greener…

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    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

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    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.