Sentences with phrase «diesel cars emit»

The EPA and the California Air Resources Board (CARB) determined that these diesel cars emit up to 40 times more pollution than emission standards allow.

Modern diesel cars emit less pollution generally than cars that run on gasoline, says a new six - nation study published today in Scientific Reports whose groundwork was laid in part by an American chemist now working at Université de Montréal.

Not exact matches

It is almost three years since VW was caught fitting cheat devices to fool testers into measuring lower than actual levels of nitrogen oxides emitting from its diesel cars.

Despite her criticism of car makers, Merkel rejected a blanket ban on diesel autos, saying that a gasoline - powered vehicle actually emitted more CO2 than a diesel one.

The following are some facts about diesel car engines, the tailpipe pollution they emit and the «defeat device» software that federal regulators say VW used to circumvent emissions standards set by the U.S. Environmental Protection Agency (EPA) and the state of California.

Latest tests show that new diesel models emit less nitrous oxides than petrol cars (between TWO and SIX times less, depending)...

In the lab (at the Paul Scherrer Institute, near Zurich in Switzerland), «gasoline cars emitted on average 10 times more carbonaceous PM at 22 °C and 62 times more at -7 °C compared to diesel cars,» the researchers noted in their study.

That said, it is true that older diesel cars do pollute more than gasoline cars, because they don't have DPFs, and diesel cars in general emit far more nitrogen oxides, which cause smog and acid rain, the study also noted.

This month Volkswagen will begin to recall at least 11 million diesel cars that emit more pollutants than regulations permit.

Fine particles emitted by vehicles (especially diesel - powered ones), coal - fired power plants, and burning wood can penetrate deep into the lungs, while car exhaust, heat, and sunlight contribute to high ozone levels.

The Volkswagen Dieselgate scandal also highlighted how diesel cars can emit more on the road than in the laboratory tests.

Next in line to further decrease CO2 form cars come downsized turbo GDI (gas direct injection) engines and they emit much more ultrafine particles and NOX than regular natural aspirated engines with PFI (port fuel injection) and even more than some Euro6 diesels with particle filter.

Diesels are all based on the 2.0 - litre CDTI engine, and can be had in 118bhp / 236 lb ft, 138bhp / 236 lb ft, and 161bhp / 273 lb ft variants, the former two states of tune emitting a company car tax - friendly 99g / km of CO2 and averaging 76.3 mpg on the combined cycle.

Autocar also cites a report quoting Paris mayor Anne Hidalgo condemning diesel vehicles, saying that the older ones emit the most pollution, but that the filters in modern diesel cars aren't even able to remove all of the harmful particles.

The 237bhp diesel, badged 25d, brings a disappointingly large drop in claimed fuel economy figures, only managing 53.3 mpg combined as a rear - wheel drive car and emitting 129g / km.

The 118bhp 1.5 - litre TDCi diesel is also a sub-100g / km car offering zero VED and generally very low costs, owing to 74.3 mpg combined cycle economy — and even the most powerful diesel, the 182bhp version in the ST, emits just 110g / km CO2 and returns 74.3 mpg.

The Convertible is not a particularly cheap car to run; it emits 149g / km of CO2 in diesel form, and an eye - watering 201g / km with the petrol engine.

Both cars cost # 90 to tax as they emit 129g / km and 130g / km for the petrol and diesel respectively.

If the ongoing VW diesel emissions scandal has encouraged you to think that your next car should be a petrol model, the more sensible 248bhp 2.0 - litre turbo returns 47.9 mpg and emits 136g / km of CO2.

The especially economical compact car sips just 4.5 liters of diesel per 100 km and emits 119 g / km CO2.

Company - car drivers may be inclined to favour a diesel Ibiza for reasons of fuel economy, but the 94bhp 1.0 - litre petrol engine makes a good case for itself here, thanks to CO2 emissions of just 106g / km, which translates into a Benefit - in - Kind (BiK) rate of 20 %, while the diesels emit 99g / km and sit in the 21 % BiK band.

Ships emit sulfates, the same particles associated with diesel - engine cars and trucks which motivated improvements in on - road vehicle fuel standards.

There is innovation waiting to be harnessed in the public sector, e.g. converting a diesel - powered car to one that runs on vegetable oil (albeit no panacea, but along those lines), which can shift communities / populations off carbon emitting dormant technology.

Comparing the full lifecycle emissions of greenhouse gases by the two fuels from production through combustion in cars, Eric Johnson, editor of Environmental Impact Assessment Review, and Russell Heinen, Vice President of SRI Consulting, found that «biodiesel derived from rapeseed grown on dedicated farmland emits nearly the same amount of greenhouse gas emissions (defined as CO2 equivalents) per km driven as does conventional diesel.»

It is no secret that many diesel cars and trucks emit more pollution under real - world driving conditions than during laboratory certification testing.