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Save the Date: June 4-8, 2023 – AASHTO Committee on Environment and Sustainability Annual Meeting
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Center for Environmental Excellence | AASHTO
Center for Environmental Excellence | AASHTO
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  • Laws & Agreements
    • Programmatic Agreements Library (PAL)
    • Case Law Updates on the Environment (CLUE)
    • National Environmental Policy Act (NEPA)
    • NEPA Assignment
  • State of the Practice
    • Case Studies
    • Communities of Practice
    • Practitioner Interviews
  • Education
    • Environmental Topics
      • Active Transportation
      • Air Quality
      • Climate Change
      • Environmental Justice
      • Invasive Species/Vegetation
      • Stormwater
      • Sustainability
      • Traffic Noise
      • Waste Management/Recycling
      • Water Quality/Wetlands
      • Wildlife and Ecosystems
    • Practical Applications
      • Context Sensitive Solutions
      • Emerging Technologies
      • Environmental Management Systems
      • Geographic Information Systems
      • NEPA Process
      • Planning & Environment Linkages
      • Project Delivery
      • Protecting Cultural Resources
      • Public Involvement
      • Transportation Policy
      • Using the Practitioner’s Handbooks
  • News
  • Meetings & Events
    • Past CEE Events
  • Resources
    • Practitioner’s Handbooks
    • AASHTO Publications
    • AASHTO Standing Committees
    • Federal & State Agencies
    • Trade Associations
    • Research
      • NCHRP 25-25
      • TERI Database
      • TRB Committees

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  2. Research Idea (TERI)

Development of a Predictive Tool to Assess Fish Passage Conditions in an Entire Watershed System

By ahardingMay 7, 2021Leave a comment

An overall assessment of fish passage conditions from headwaters to estuaries requires the analysis of the entire channel network connecting those habitats. Such an analysis should not be performed in…

Transitioning to Sustainable Transportation Energy

By ahardingMay 7, 2021Leave a comment

The focus of the project is laying out a vision for sustainable energy for passenger vehicles. The project will: Identify the role of government policies on energy transitions in addressing…

Integration of Air Quality Models Used in Highway Air Quality Analysis

By ahardingMay 7, 2021Leave a comment

There are several types of models used in analyzing highway emission impacts to air quality for both regional analysis and project or hotspot analysis. These models include traffic operations, transportation…

Best Practices for Environmental Planning and Mitigation in Changing Landscapes

By ahardingMay 7, 2021Leave a comment

Transportation professionals, including planners and engineers, desire to avoid conflicts and reduce mitigation costs, thereby increasing the reliability and predictability of transportation design processes.  Further, SAFETEA-LU requires involvement of participating agencies…

Groundwater Flow Underneath Roads Causing Thermal Erosion in Permafrost Terrain

By ahardingMay 7, 2021Leave a comment

Observations and modeling of ground water flow underneath and through road embankments will lead to a better understanding of permafrost stability. Thermal models of road embankments have been a useful…

Evaluation of Long-term Regional Strategies for Alternative Powering of Vehicles

By ahardingMay 7, 2021Leave a comment

The objective of this research is to develop approaches for evaluating long-term regional strategies for the use of alternative vehicle power sources. The vision is that the approaches developed may…

Designing Streets and Highways for Living

By ahardingMay 7, 2021Leave a comment

Examine performance indicators that measure timely human access more directly.  How can transportation systems be easily evaluated in terms of measures of human quality of life – community livability, increasing commerce…

Environmental Justice Assessment of the Benefits of Transportation Investment Programs

By ahardingMay 7, 2021Leave a comment

Equity is on the agenda of a growing number of MPOs and state DOTs, following Title VI requirements and subsequent federal guidelines. At the same time, there is little practical…

Use Laser Ablation coupled to Mass Spectroscopy to Measure Temporal and Spatial Road Runoff Pollution Uptake by Aquatic Organisms

By ahardingMay 7, 2021Leave a comment

In concert with UC Davis, take samples from the calcareous skeletons/shells of invertebrates, cross section them through annual growth rings, burn samples from within the growth ring, analyze the vaporized…

Advancing Environmental Justice Empirical Research

By ahardingMay 7, 2021Leave a comment

While many EJ issues are legitimate, many are also unsuited for legal action. Moving forward, the goal of our EJ work is to address this dilemma by conducting empirical research…

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The Center for Environmental Excellence by the American Association of State Highway and Transportation Officials (AASHTO) has been developed in cooperation with the Federal Highway Administration to promote environmental stewardship and to encourage innovative ways to streamline the transportation delivery process.

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