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EPA proposes first US greenhouse gas emissions standards for aircraft

Green Car Congress

The US Environmental Protection Agency (EPA) proposed greenhouse gas (GHG) emissions standards for airplanes used in commercial aviation and large business jets. The new international Airplane CO 2 Emission Standards adopted by ICAO in 2017 are prescribed in ICAO Annex 16, Volume III titled, Aeroplane CO 2 Emissions.

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EPA proposes stringent new emissions standards for light-, medium-, heavy-duty vehicles for MY 2027 and beyond

Green Car Congress

The US Environmental Protection Agency (EPA) announced two new proposed federal emissions standards spanning light-, medium- and heavy-duty vehicles for model year 2027 and beyond. The light-duty vehicle category includes passenger cars and light trucks consistent with previous EPA criteria pollutant and GHG rules.

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EPA to develop options to reduce NOx and PM from locomotives further

Green Car Congress

The US Environmental Protection Agency (EPA) is responding to petitions from the California Air Resources Board, the San Joaquin Valley Air Pollution Control District, and the California Air Pollution Control Officers Association to address harmful nitrogen oxide (NO x ) and particulate matter (PM) emissions from locomotives.

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EPA finalizes ICAO-aligned GHG emissions standards for aircraft; “no costs and no emission reductions”

Green Car Congress

The US Environmental Protection Agency (EPA) finalized greenhouse gas (GHG) emissions standards for airplanes used in commercial aviation and large business jets. This action will align US standards with the international carbon dioxide emissions standards already set by the International Civil Aviation Organization (ICAO).

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California ARB petitions US EPA for “Tier 5” stricter locomotive emissions standards

Green Car Congress

In an effort to accelerate the movement to zero- or near-zero emission locomotives, the California Air Resources Board (ARB) has petitioned the US EPA take action to adopt more stringent emission standards for locomotives. Top: Existing federal standards. Bottom: ARB’s proposed Tier 5 standard. Source: ARB. Source: ARB.

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EPA finalizes Tier 3 fuel and emissions standards

Green Car Congress

The US Environmental Protection Agency (EPA) finalized its Tier 3 emission standards for gasoline sulfur content; evaporative emissions; and tailpipe emissions from passenger cars, light-duty trucks, medium-duty passenger vehicles, and some heavy-duty vehicles. EPA had issued the proposed standards last March.

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EPA revises 2013 cellulosic biofuel standard down to 810,185 gallons; 0.0005%

Green Car Congress

The US Environmental Protection Agency (EPA) has revised the 2013 cellulosic biofuel requirements for obligated parties (e.g., refiners) under the Renewable Fuel Standard 2 program down to 810,185 ethanol-equivalent gallons, or a 0.0005% ratio of the renewable fuel volume to the non-renewable gasoline and diesel volume used in 2013.

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