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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
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      • Air Quality
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      • Environmental Justice
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      • Sustainability
      • Traffic Noise
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      • Context Sensitive Solutions
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      • Geographic Information Systems
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      • Protecting Cultural Resources
      • Public Involvement
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      • Using the Practitioner’s Handbooks
  • News
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    • Practitioner’s Handbooks
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    • AASHTO Standing Committees
    • Federal & State Agencies
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    • Research
      • NCHRP 25-25
      • TERI Database
      • TRB Committees

Fuel Efficiency

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USDOT, DOE Help Push Sustainable Aviation Fuel Development

By September 29, 2022

The U.S. Department of Transportation and Department of Energy recently released the Sustainable Aviation Fuel Grand Challenge Roadmap as part of what they dubbed a “government-wide strategy” for scaling up sustainable…

FTA Issues over $1.6B in Clean Bus Grant Awards

By August 25, 2022

The Federal Transit Administration recently issued more than $1.6 billion in grants to transit agencies, territories, and states across the country to invest in 150 bus fleets and facilities. [Above…

ETAP Podcast: Electric Vehicles and State DOTs

By August 4, 2022

This episode of the Environmental Technical Assistance Program or ETAP Podcast talks with Dr. Shihab Kuran (seen above) about the key role state departments of transportation play in helping establish…

FTA Makes $300M in Ferry Grants Available

By July 21, 2022

The Federal Transit Administration is making nearly $300 million available through three competitive grant programs to boost access to rural ferry services, bolster existing and new urban services, and lower…

The General Motors Fairfax Assembly Plant Wednesday, August 29, 2012 in Kansas City, Kansas

NHTSA Issues New Vehicle Fuel Mileage Standards

By April 7, 2022

The National Highway Traffic Safety Administration has issued new Corporate Average Fuel Economy or CAFE standards that require an industry-wide fleet average of approximately 49 miles per gallon for passenger…

Truck on highway

EPA Proposes New Emission Rules for Trucks, Engines

By March 17, 2022

The U.S. Environmental Protection Agency plans to introduce stricter heavy-duty vehicle and engine emission rules starting in model year 2027. [Above photo by the Missouri DOT] The proposed standards would reduce emissions of…

Truck and cars going down highway

Colorado DOT Helps Craft Clean Truck Strategy

By March 10, 2022

The Colorado Department of Transportation, the Colorado Energy Office, and the Colorado Department of Public Health & Environment recently unveiled the daft of a “Clean Truck Strategy” that seeks to…

Governor Newsom

California Governor Proposes Zero Emission Vehicle Package

By February 3, 2022

Governor Gavin Newsom (D) (seen above) has introduced a $6.1 billion zero-emission vehicle or ZEV fiscal support package to accelerate the state’s transition to ZEVs and “fight climate change” in the…

Manufacturing plant with worker putting together a car

New EPA Rule Mandates 55 MPG by Model Year 2026

By January 6, 2022

The Environmental Protection Agency is finalizing new federal greenhouse gas or GHG emissions standards for passenger cars and light trucks for model years 2023 through 2026 – establishing a 55 miles…

Bus in Ohio

Grants Issued to Replace Aging Diesel Transit Buses in Ohio

By December 23, 2021

The Ohio Diesel Emissions Reduction Grant or DERG program recently awarded six grants totaling more than $9 million for replacing 25 aging diesel transit buses with cleaner diesel or alternative…

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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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