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Volkswagen customers in Germany ordering more diesel vehicles; share of 43% in 2018, vs. 39% in 2017

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In 2018, the share of incoming orders for vehicles equipped with the latest diesel technology as a proportion of the overall vehicle portfolio was 43% compared to 39% in 2017. Demand for diesel cars was particularly strong among private customers, where the share almost doubled from 15% in 2017 to 27% last year.

Germany 255
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Study finds “markedly” high levels of diesel exhaust present in commuter trains powered by locomotives in pull-mode

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However, both measurements also act as proxies for the complex mixture of gases in diesel exhaust, which is an established carcinogen and associated with respiratory, cardiovascular and reproductive health effects. They also took measurements while walking along busy streets in downtown Toronto for comparison. 2017.02.015.

Exhaust 150
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EEA report: EVs are better for climate and air quality

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For local air quality, electric vehicles also offer clear benefits, mainly due to zero exhaust emissions at street level. BEVS can offer local air quality benefits due to zero exhaust emissions, e.g., nitrogen oxides (NO x ) and particulate matter (PM). —“Electric vehicles from life cycle and circular economy perspectives”.

Climate 268
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Swiss team concludes that particulate filters should be mandatory for GDI engines

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Empa researchers Norbert Heeb and Maria Munoz discovered large quantities of benzo(a)pyrene (red bar)—a combustion product responsible for cutting short the lives of cigarette smokers—in the exhaust gas emitted by GDI engines. Levels in exhaust emissions were found to be as much as 1,700 times above this limit.

Engine 271
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New Icon-class ships from Royal Caribbean to be powered by LNG with 2022 delivery; testing hydrogen fuel cells in 2017

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In the meantime, the company said, it will begin testing fuel cell technology on an existing Oasis-class ship in 2017, and will also run progressively larger fuel cell projects on new Quantum class vessels being built in the next several years. Because of the long lead time, Kulovaara said that many Icon design elements are in early stages.

2017 150
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Ricardo demos real-world driving emissions testing at Air Quality show

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Ricardo launched its vehicle emission measurement service in April 2017. The system uses absorption spectroscopy to monitor and record emissions from a vehicle’s exhaust as it passes by a road-side sensor. It then matches these data to vehicle characteristics such as engine type and age.

Emissions 170
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NC State study finds non-FFV vehicles can adapt to mid-level ethanol blend

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To reduce the variability in fuel use and exhaust emission rates related to variations in engine oil, engine oil was changed for each vehicle prior to the measurement using the first fuel. — Yuan et al. Weichang Yuan, H. 2019.03.115.

Vehicles 284