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HEI ACES study of lifetime animal exposure to New Technology Diesel Engine exhaust finds no lung cancer

Green Car Congress

The first study to conduct a comprehensive evaluation of lifetime exposure to new technology diesel exhaust (NTDE)—i.e., exhaust from heavy-duty diesel engines meeting EPA 2007 and later emissions requirements—has found no evidence of carcinogenic lung tumors. Earlier post.) Earlier post.)

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Corning expands light-duty vehicle exhaust filter capacity in Germany

Green Car Congress

Corning Incorporated has boosted its light-duty vehicle filter capacity at its manufacturing facility in Kaiserslautern, Germany for both gasoline and diesel engined vehicles. Diesel vehicle manufacturers are striving for greater engine performance and fuel economy while meeting Euro 6 emissions standards under a myriad of driving conditions.

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NUS-led study: beltway to divert diesel trucks in São Paulo improved air quality and public health

Green Car Congress

A study by researchers from the National University of Singapore (NUS) and the University of São Paulo revealed that a beltway constructed to divert heavy-duty diesel vehicles traffic in the Brazilian city of São Paulo improved air quality and public health in the city. —He et al.

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UNECE: claim that diesel on-road vehicles are the cause of increased lung cancer is misleading

Green Car Congress

A discussion paper published by the United Nations Economic Commission for Europe (UNECE) asserts “ with a high degree of reliability that it is misleading to claim that people’s exposure to diesel engines of road motor vehicles is the cause of increased risk of lung cancer. ”. —“Diesel Engines Exhausts: Myths and Realities”.

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UC Berkeley study quantifies LD gasoline on-road emissions

Green Car Congress

Correspondingly, the study, reported in the ACS journal Environmental Science & Technology , also concluded that, as of 2010, diesel engines were the dominant on-road source of BC, OA, and NO x. Of the pollutants measured, gasoline vehicles showed higher emission factors compared to diesel for CO only. —Dallmann et al.

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ICCT finds growth in shipping in Arctic could increase pollutant emissions 150-600% by 2025 with current fuels

Green Car Congress

While that report projected vessel activity, it did not explore the environmental impacts of increased shipping in terms of air emissions or the potential climate impacts from increases in short-lived climate pollutants such as black carbon. Click to enlarge. ships diverting from prior routes to Arctic routes. Regulatory background.

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EPA issues a second notice of violation to Volkswagen alleging emissions cheating in MY 2014-2016 3.0L diesels

Green Car Congress

EPA issued a second notice of violation ( NOV ) of the Clean Air Act (CAA) to Volkswagen AG, Audi AG and Volkswagen Group of America, Inc., This NOV is also being issued to Porsche AG and Porsche Cars North America. The NOV covers approximately 10,000 diesel passenger cars already sold in the United States since MY 2014.

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