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EPA, NHTSA issue One National Program Rule; EPA withdraws CA waiver for GHG and fuel economy

Green Car Congress

Specifically, in this action, NHTSA is affirming that its statutory authority to set nationally applicable fuel economy standards under the express preemption provisions of the Energy Policy and Conservation Act (EPCA) dictates that such state and local programs are preempted. Earlier post.)

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Nearly Half Of US Vehicle Classes Has One Or More Vehicles With 100 MPGe Fuel Economy Or Greater

CleanTechnica EVs

Six of the 13 EPA size classes had at least one vehicle with EPA-rated fuel economy greater than 100 miles. continued] The post Nearly Half Of US Vehicle Classes Has One Or More Vehicles With 100 MPGe Fuel Economy Or Greater appeared first on CleanTechnica.

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EPA finalizes greenhouse gas standards for LDVs MY 2023-2026

Green Car Congress

The Environmental Protection Agency (EPA) is finalizing the federal greenhouse gas (GHG) emissions standards for passenger cars and light trucks for Model Years (MY) 2023 through 2026. EPA is planning to initiate a separate rulemaking to establish multi-pollutant emission standards under the Clean Air Act for MY 2027 and later.

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Audi TDI models trounce EPA fuel economy ratings during “Truth in 48” cross-country efficiency drive

Green Car Congress

Three new Audi TDI clean diesel models far exceeded their EPA fuel economy ratings in completing the “Truth in 48” cross-country efficiency drive that covered more than 2,850 miles between Southern California and New York. That’s 15% better than the EPA highway mileage and 50% better than the EPA combined rating.

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Urban Air Initiative-led coalition calls on EPA to recognize high-octane ethanol blends for fuel economy standards

Green Car Congress

In comments submitted to the US Environmental Protection Agency (EPA), a coalition of stakeholders led by the Urban Air Initiative (UAI) said ethanol is a price-competitive, safe, and efficient high-octane fuel additive that can help meet efficiency and CO 2 reduction goals if given access to the market.

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Verdict On 1st US Fuel Economy & Emissions Program For Trucks: Success?

CleanTechnica EVs

By Dave Cooke A decade ago, the Environmental Protection Agency (EPA) and the National Highway Traffic Safety Administration (NHTSA) finalized the first ever fuel economy and global warming emissions standards for heavy-duty trucks. Originally published by Union of Concerned Scientists, The Equation.

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The 2024 Fuel Economy Guide Can Help You Choose Your Next Fuel-Efficient Vehicle

CleanTechnica EVs

Saving money is on everyone’s minds these days, and improving your vehicle’s fuel economy is both economically and environmentally smart. continued] The post The 2024 Fuel Economy Guide Can Help You Choose Your Next Fuel-Efficient Vehicle appeared first on CleanTechnica.