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New Emissions Analytics study suggests pollution from tire wear now 1,850 times worse than exhaust emissions

Green Car Congress

In early 2020, UK-based independent testing firm Emissions Analytics published a study claiming that tire particulate wear emissions were 1,000 times worse than exhaust emissions ( earlier post ). —Emissions Analytics. Quoting such ratios, however, needs careful interpretation.

Exhaust 539
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Volkswagen 2.0 TDI diesel for Euro 6d; SCR twin-dosing

Green Car Congress

TDI diesel for Euro 6d; SCR twin-dosing. Volkswagen continues to refine its most important diesel engine, the 2.0-liter With SCR twin dosing technology in the exhaust gas system, the diesel unit now undercuts the Euro 6d emission standard limits while also running quietly and smoothly, according to the company.

Diesel 435
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OptiFuel to repower Argentina’s 400 freight locomotive fleet from diesel-power to CNG and/or RNG

Green Car Congress

The objective of this agreement is to develop a project to repower and put into service 400 switcher and line-haul freight locomotives, all 100% powered by compressed natural gas (CNG) and/or renewable natural gas (RNG) with low or zero emissions, in line with the Argentina’s decarbonization goals. The reason for this is that RNG requires 2.5

Diesel 418
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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. the products used for “car care,” such as windshield washer fluid.

Emissions 397
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ACEA study finds 100-fold increase in zero-emission trucks needed in EU fleet in 10 years to meet goals

Green Car Congress

Almost 98% of all these trucks run on diesel, according to the 2021 Vehicles in Use report. Just some 2,300—or 0.04% of the total fleet—are zero-emission trucks. To make zero-emission trucks the preferred choice of transport operators, urgent action is needed on European and member state levels, ACEA said.

Fleet 435
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CSIRO finds hydrogen could reduce aviation emissions within 5 years

Green Car Congress

A new report from Australia’s national science agency CSIRO shows that clean hydrogen can significantly reduce aviation emissions with potential benefits seen within five years. While not a large contributor to emissions for the sector, on-airport applications represent a straightforward and near-term opportunity to introduce clean hydrogen.

Hydrogen 476
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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.