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Study finds NYC Clean Air Taxi rules successful in cutting pollution

Green Car Congress

mpg, and corresponding estimates of nitric oxide (NO) and total particulate (PM T ). exhaust emissions declined by 82% and 49%, respectively. —Dustin Fry, MPH, a researcher at Drexel University Dornsife School of Public Health. The findings are published in the Journal of Exposure Science & Environmental Epidemiology.

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2025 Buick Enclave Review -- Bucking Buick’s Stereotype

The Truth About Cars

The oversized chrome exhaust tips sit neatly within the Enclave’s bumper but hang a tad low for my liking. But it can drastically lower speeds before entering some tighter turns, like slowing to 44 in a 55 MPH zone, or occasionally becoming confused and disable itself until it picks up again.

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New Audi S6 and S7 diesel TDI models pair 48V system with electric compressor

Green Car Congress

with the EPC working in tandem with the exhaust turbocharger—the full-size S models achieve a constant torque of 700 N·m across an engine speed range of 2,500 to 3,100 rpm. The EPC supports the TDI’s turbocharger whenever there is insufficient energy in the exhaust gas for a spontaneous torque buildup—e.g.,

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Audi SQ7 features new V8 TDI, 48V system, electric compressor

Green Car Congress

mpg US), corresponding to CO 2 emissions of 194 grams per kilometer (312.2 mph) (governed). Two exhaust-gas turbochargers are activated selectively according to the concept of sequential charging, since exhaust gas only flows through one turbocharger at low and intermediate load. The newly developed 4.0-liter

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Chevrolet To Show 2011 Cruze Eco with 40mpg Highway at NY Show

Green Car Congress

At the upcoming New York International Auto Show, Chevrolet will reveal the compact 2011 Cruze Eco—the high-efficiency model referenced last year that will deliver an estimated 40 mpg on the highway using a 1.4L Cruze models for the United States and Canada will be produced at the Lordstown, Ohio assembly complex. Earlier post.)

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Chevrolet introduces 2013 Malibu ECO with eAssist

Green Car Congress

The Malibu ECO features GM’s eAssist light electrification technology ( earlier post ), which is engineered to deliver an estimated 26 mpg in city driving and 38 mpg on the highway. Aggressive fuel cut-off during deceleration down to zero mph for added fuel savings. Malibu ECO’s eAssist system is mated to a 2.4L

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Chevy’s Cruze Diesel: a compact diesel contender in the US

Green Car Congress

GM introduced the 2014 Cruze Diesel in early summer 2013 in the US with an EPA-estimated fuel economy of 27 mpg city, 46 mpg highway and 33 mpg combined (8.7, At that time, the MY2014 Cruze Diesel was going up against the MY2014 Jetta with fuel economy of 30 mpg city, 42 mpg highway, 34 mpg combined (7.8,

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