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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.

Diesel 312
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US reaches $1.5B settlement with Daimler AG over emissions cheating in Mercedes-Benz diesels; civil penalty of $875M

Green Car Congress

The US Environmental Protection Agency (EPA), USDepartment of Justice (DOJ), and California Air Resources Board (CARB) announced a proposed settlement with Daimler AG and its American subsidiary Mercedes-Benz USA, LLC resolving alleged violations of the Clean Air Act and California law associated with emissions cheating.

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Clean Diesel Technologies awarded $1.3M for ferry emission reduction program

Green Car Congress

million in funding by the New York State Energy and Research Development Authority (NYSERDA) to supply diesel emission control technology as part of a New York City ferry emission reduction program. Over the next several months, CDT will supply and manage the installation of the emission control technology.

Diesel 218
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EPA proposes new standards to reduce methane and VOCs emissions from oil and gas industry

Green Car Congress

The US Environmental Protection Agency (EPA) released its latest set of proposed standards to reduce emissions of methane and volatile organic compounds (VOCs) from the oil and natural gas industry. The proposed updates also add emissions reduction requirements for sources of methane and VOC pollution that were not covered in the 2012 rules.

EPA 239
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MECA report finds additional NOx emission reductions from new heavy-duty trucks achievable and cost-effective

Green Car Congress

The transportation sector was responsible for over 7 million tons of NO x emissions in the US in 2014, with 50% of this sector’s NO x attributed to heavy-duty on- and off-road vehicles and equipment. NO x is a precursor for both ground level ozone and secondary PM 2.5 Source of data: US EPA (2019). Chart: MECA.

Emissions 291
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US DOT to award up to $101.4M to transit projects to reduce emissions and to promote clean-fuel technologies

Green Car Congress

million to transit projects that improve emissions while supporting emerging clean fuel and advanced propulsion technologies. TIGGER III grants, which will also use a competitive selection process, will be awarded based on a project’s ability to reduce energy consumption and greenhouse gas emissions and provide a return on the investment.

Clean 199
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PSI team develops web tool for consumers to compare environmental impact of passenger cars in detail

Green Car Congress

The entire life cycle of the passenger cars is taken into account, including the manufacture of the vehicles and the environmentally relevant emissions from driving. Deterioration of the ozone layer [kg CFC-11-eq.]. Noise emissions [Person-Pascal/second]. Sample results from Carculator. Depletion of fresh water reserves [m 3 ].

Mariner 435