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Study finds propane school buses significantly decrease NOx emissions compared to diesel

Green Car Congress

According to a study commissioned by the Washington, DC-based Propane Education & Research Council (PERC), NO x emissions measured from propane autogas school buses were substantially lower than those measured from diesel school buses. For the stop-and-go route, NO x emissions were 34 times higher for the diesel school bus.

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Supreme Court curbs EPA authority to regulate CO2 from power plants

Green Car Congress

The Supreme Court of the US (SCOTUS) has ruled in West Virginia v. EPA that the EPA lacks the authority to set emission standards for power plants so strict as to force a shift of power generation from fossil fuels. —Opinion in West Virginia v. 7411(a)(1). see also 80 Fed.

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UGI and Vertimass in 15-year agreement to produce renewable fuels in the US and Europe; $500M investment; propane and SAF

Green Car Congress

Other benefits include the ability to lower plant water usage, reduce overall energy consumption, and drop GHG emissions to levels required for the Renewable Fuel Standard (RFS) Advanced Biofuel category.

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Lightning Hybrids releases initial emissions testing results for medium-duty hydraulic hybrids

Green Car Congress

Lightning Hybrids , a maker of hydraulic hybrid systems for medium- and heavy-duty trucks and buses ( earlier post ), released initial results from emissions testing conducted by an independent testing facility in Colorado of two medium-duty trucks upfitted with the Lighting Hybrids system. With its high average speed(18.9 mph), low 2.1

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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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California gas vehicle ban faces pushback from 17 states

Teslarati

Louis Post-Dispatch , the Missouri State Attorney General, along with Ohio, Alabama, Arkansas, Georgia, Indiana, Kansas, Kentucky, Louisiana, Mississippi, Montana, Nebraska, Oklahoma, South Carolina, Texas, Utah, and West Virginia have sued to prevent CARB from banning new ICE vehicles after 2035. What do you think of the article?

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UCLA, ARB, WVU measure on-road particle numbers for heavy-duty diesel and CNG trucks in California

Green Car Congress

In a new study, a team from UCLA, with colleagues from the California Air Resources Board (ARB) and West Virginia University, measured total particle number emission factors (PNEFs) from six newly certified heavy-duty vehicles (HDVs) powered by diesel and CNG totaling over 6,800 miles of on-road operation in California.

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