article thumbnail

EPA proposes new heavy-duty truck emissions rules

Green Car Congress

The proposed multi-pollutant rule would further reduce air pollution from heavy-duty engines and vehicles across the United States, including ozone and particulate matter (PM). In addition, as part of this rulemaking, EPA is proposing targeted updates to the existing Heavy-Duty Greenhouse Gas Emissions Phase 2 program (HD GHG Phase 2).

EPA 434
article thumbnail

UK researchers report that alcohols in windshield washer fluid are major unreported source of VOCs emissions from cars, including EVs

Green Car Congress

In a recent open-access paper published in ACS’ Environmental Science & Technology , researchers from the University of York report that alcohols in windshield washer fluid account for a larger fraction of real-world vehicle emissions than previous estimates have suggested. —Cliff et al.

Emissions 397
article thumbnail

Hyundai Motor puts XCIENT Fuel Cell electric trucks into commercial fleet operation in California with $3.5M from EPA

Green Car Congress

EPA’s TAG program aims to reduce air pollution in areas of the nation with the highest levels of ambient ozone and fine particulate matter (PM 2.5 ) pollution. Last year, Hyundai Motor also announced its NorCal Zero project, also known as Zero-Emission Regional Truck Operations with Fuel Cell Electric Trucks. Earlier post.)

Hyundai 370
article thumbnail

San José International deploys 10 Proterra electric buses in airport fleet

Green Car Congress

Mineta San José International Airport’s (SJC) has deployed a fleet of 10 Proterra battery-electric buses that will transport passengers and their luggage between SJC’s parking lots, rental car center, and terminals. The electric bus fleet is anticipated to reduce ozone emissions by 1.1

Fleet 328
article thumbnail

MECA emissions inventory & air quality modeling shows potential benefits of national cleaner trucks initiative at CARB limits

Green Car Congress

The objective of the emission impact analysis was to respond to EPA’s request for comments as to the merits of reducing NO x emissions from heavy-duty trucks by 50 to 90% as outlined in the 6 January 2020 Advance Notice of Proposed Rulemaking (ANPR) of the CTI. Source: MECA. ppb in the west (San Bernardino, CA) and 4.9

Cleaner 243
article thumbnail

Why Schools Should Electrify Their Bus Fleets

Blink Charging

Numerous studies compiled by the Environmental Defense Fund show that in addition to harming the community, diesel school buses also “self-pollute” with emissions entering the bus cabin, to the point that “ the interior cabin of a diesel bus is five times higher ” than outside the bus.

Fleet 123
article thumbnail

Study: curbing diesel emissions could reduce mortality rates in big cities

Green Car Congress

Freight transportation is a pillar of the US national economy, but while long-haul trucks account for less than 6% of the vehicle miles traveled over US highways, they account for about 40% of the emissions of air polluting particulate matter and about 55% of nitrogen oxides, the precursor to ozone in the atmosphere, the study said.

Emissions 286