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Achates near-zero heavy-duty opposed-piston diesel enters fleet service; compliant with 2027 NOx levels

Green Car Congress

liter, heavy-duty opposed-piston, three-cylinder diesel engine it developed in a project funded by the California Air Resources Board (CARB) and several partners ( earlier post ) has entered fleet service with WALMART Corporation in a Peterbilt 579 tractor. Achates Power announced that the 10.6-liter,

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UCLA study shows how air pollution can lead to damage to brain cells; zebrafish and Parkinson?s

Green Car Congress

A new UCLA study in zebrafish identified the process by which air pollution can damage brain cells, potentially contributing to Parkinson’s disease. Epidemiological studies have supported an association between long-term exposure to air pollutants and disease risk.

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California ARB study finds commuters’ exposures to air pollution greatly depends on mode of travel; light rail, personal vehicles the lowest

Green Car Congress

The mode of travel you take on your daily work commute can make a big difference in your exposure to air pollution, according to a new study by researchers at the California Air Resources Board (ARB). Commute modes included travel by car, bus, light rail, train, and bicycle.

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CARB approves Heavy-Duty Low NOx Omnibus Regulation; to cut NOx 90%

Green Car Congress

The California Air Resources Board has approved a multi-pronged regulation that will significantly reduce NO x emissions from heavy-duty diesel trucks. This regulation ensures that conventional diesel trucks will run as cleanly as possible at every point in their duty cycle.

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California “gasoline superuser” bill advances; focusing ZEV incentives on reducing gasoline use

Green Car Congress

By shifting the biggest gasoline users into ZEVs first, AB 2816 also reduces the total number of ZEVs that would be needed to reach the state’s near-term target of cutting light-duty vehicle emissions in half by 2030. Expediting the replacement of gasoline- or diesel-powered vehicles of the above identified drivers with ZEVs.

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CARB adopts “smog-check” regulation for heavy-duty trucks and buses

Green Car Congress

The California Air Resources Board approved a smog-check regulation for medium- and heavy-duty trucks and buses. By 2037, the program is estimated to deliver reductions of 82 tons per day of NO x and fine particle diesel pollution.

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ICCT-sponsored study of in-use testing of 3 Tier2-Bin5, CA LEV-II light-duty diesels finds wide variation of emissions against the limits

Green Car Congress

In-use testing of three light duty diesel vehicles—certified to US-EPA Tier2-Bin5 and California LEV-II ULEV emissions limits— found a wide variation in real world emissions performance relative to the regulatory limits. diesels and one 3.0L diesel) over pre-defined test routes exhibiting diverse driving conditions.

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