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

Green Car Congress

The action finalizes parts of the SAFE Vehicles Rule that was first proposed on 2 August 2018. The action finalizes parts of the SAFE Vehicles Rule that was first proposed on 2 August 2018. criteria pollutants—is not affected by the action. criteria pollutants—is not affected by the action. Earlier post.)

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Latest EPA automotive trend report shows MY 2017 fleet fuel economy of 24.9 mpg; new record

Green Car Congress

The latest edition of the US Environmental Protection Agency (EPA) annual Automotive Trends Report finds that Model Year (MY) 2017 vehicle fuel economy was 24.9 Source: EPA. Source: EPA. Preliminary data suggest further improvements in model year 2018. Source: EPA. Estimated Real-World CO 2 and Fuel Economy.

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US EPA awards $9.6M in DERA grants to reduce harmful diesel emissions in California

Green Car Congress

The US Environmental Protection Agency (EPA) awarded $9.6 The funds will be used to retrofit and replace old, polluting diesel vehicles and equipment, including school buses, heavy-duty trucks, tractors and port equipment. million in Diesel Emission Reduction Act (DERA) grants to public and private partners in California.

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EPA: GHG emissions standards for cars and light trucks should be revised; joint process with NHTSA (updated with more reactions)

Green Car Congress

The US Environmental Protection Agency (EPA) Administrator Scott Pruitt announced the completion of the Midterm Evaluation (MTE) process for the greenhouse gas (GHG) emissions standards for cars and light trucks for model years 2022-2025, and his final determination that the current standards are not appropriate and should be revised.

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UCS report shows electric cars get even cleaner in 2018

Green Car Reports

Electric cars keep getting cleaner, despite efforts by the EPA and NHTSA to roll back pollution standards on cars and powerplants. The study rates the environmental impact relative to gas.

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UC Riverside team examines influence of mid-and high-level ethanol blends on pollution from GDI flex fuel vehicle

Green Car Congress

The researchers used four fuels: a baseline US EPA Tier 3 E10 fuel; one E10 fuel with higher aromatics content than the baseline E10; an E30 fuel that was splash-blended with the Tier 3 E10; and an E78 fuel. Their paper is published in the ACS journal Energy & Fuels. Data presented as mean ± standard deviation, N=3. Yang et al.

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