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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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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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UC Berkeley study quantifies LD gasoline on-road emissions

Green Car Congress

Based on on-road measurements in their study, a team from the University of California Berkeley has estimated that, as of 2010, light-duty (LD) gasoline vehicles were responsible for 85% of CO; 18% of NO x ; 18% of organic aerosol (OA); and 6% of black carbon (BC) emissions from on-road motor vehicles in the United States.

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Volkswagen Group opts for LNG-fueled car carriers

Green Car Congress

The two ships, with a length of 200 m and a capacity of about 4,500 vehicles, are to be used for vehicle shipment between Europe and North America. Emissions will be further reduced by the use of an advanced dual-fuel marine engine with direct injection and exhaust gas treatment. —Wolfram Thomas, Head of Group Production.

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GISS study finds applying stricter non-CO2 vehicle emission standards worldwide would yield climate benefits in addition to major health and agricultural benefits

Green Car Congress

used global composition-climate modelling to examine the integrated impacts of adopting stringent European on-road vehicle-emission standards for non-CO 2 pollutants in 2015 in many developing countries. Shindell et al. million metric tons of avoided ozone-related yield losses of major food crops; $US0.6-2.4

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HEI study finds London Congestion Charging Scheme shows little evidence of improving air quality

Green Car Congress

In part it is difficult to identify significant air quality improvements from a specific program—especially one targeted at a small area within a large city—against the backdrop of broader regional pollutant and weather changes. Within the CCZ, the investigators projected a net decline of 1.7 µg/m 3. in PM 10.

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Climate Expert: Don't Call It Geoengineering

Cars That Think

Everyone solemnly agreed, again, to follow the science, which has shown in exhaustive detail that humanity will suffer from heat, fire, floods, and droughts if the world warms beyond 1.5° Spectrum : When you talk about climate interventions, are you including carbon removal and sequestration in that category? Which is good.

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