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  • Research Report
  • Transportation
  • Feb 1, 2001

    LED Traffic Signal Market Transformation: An Update With Boston-Area Case Studies

    Reviews the activites being conducted to advance this energy-saving technology and proveds specific case studies in the Boston area. Light-emitting diodes (LED) traffic signals save enormous amount…

    Reviews the activites being conducted to advance this energy-saving technology and proveds specific case studies in the Boston area. Light-emitting diodes (LED) traffic signals save enormous amounts of energy relative to lamps used in this application, but are found in fewer than 10 percent of traffic signals.

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    Advancing Clean Transportation Projects
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  • Advancing Clean Transportation Projects

    Explore practical strategies, best practices and case studies for planning and implementing clean transportation projects, including electric vehicles, e-bike programs and charging infrastructure, with a focus on improving mobility, reducing costs and expanding transportation access in underserved communities.

    Oct 22, 2026

    Maximizing State Transportation Investments: How Redirecting Spending from Highway Expansion to Public Transit Supports Economies and Communities
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  • 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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