Sentences with phrase «nitrogen oxide emissions»

This suggests, he says, that nitrogen oxide emissions from transport and industry are increasing more rapidly than ammonia emissions from agriculture.

Those additional controls have reduced sulfur dioxide and nitrogen oxide emissions by 70 percent, while electricity generation has increased 40 percent.

Ultra-low sulfur diesel fuel has 99.7 percent less sulfur — and is now produced for all highway and non-road uses, allowing for dramatically reduced nitrogen oxide emissions in newer diesel engines.

However, the diesel won't cross the pond in the same specification available in Europe, as the SkyActiv - D powerplant has to be tweaked to meet the more stringent U.S. regulations for nitrogen oxide emissions.

In addition, Ultra-low sulfur diesel fuel now produced for all highway and non-road uses has 99.7 percent less sulfur, allowing for dramatically reduced nitrogen oxide emissions in newer diesel engines.

A higher bio-diesel portion generally leads to slightly elevated nitrogen oxide emissions with simultaneously clearly reduced particulate mass emissions, which can be explained with the higher oxygen portion in the fuel among other things.

A new design for jet engine combustors — the chamber where fuel is burned — cuts nitrogen oxide emissions by 80 %.

Heavy - duty vehicles, such as commercial trucks and buses, were found to be, by far, the largest contributor of emissions, accounting for 76 percent of the total excess nitrogen oxide emissions.

The 300 plants produce one - quarter of all the electricity generated in the EU but are responsible for more than 70 % of the EU's sulphur dioxide emissions and more than 40 % of nitrogen oxide emissions from the power sector.

For example, in the US, each time the Clean Air Act has been amended since 1972, fossil - fuel power companies and their associated think - tanks screamed bloody murder that sulfur dioxide and nitrogen oxide emission reductions would essentially destroy the economy (all but ignoring the obvious health and environmental benefits that did come to fruition).

Engineers are toiling to make diesels operate with fewer nitrogen oxide emissions.

The policy document also set new targets for the closure of coal - fired heating systems as well as the installation of equipment to reduce sulfur dioxide and nitrogen oxide emissions at power stations, steel mills and cement plants.

For the past ten years the plant has been operating without the level of emissions controls to limit sulfur dioxide and nitrogen oxide emissions as stipulated in the Clean Air Act.

The lawsuit claims that Allegheny undertook many construction projects over the years to extend the operational lifespan of these plants without complying with federal standards that require implementation of best available control technology standards to reduce sulfur dioxide and nitrogen oxide emissions when new sources of power are constructed.

A study this January showed that global industrial nitrogen oxide emissions declined from 2005 to 2014, even as farm emissions boomed.

Environmental groups and national park advocates had hoped the plan would require Rocky Mountain Power to retrofit two of its biggest Utah plants with the best technology available today for capturing nitrogen oxide emissions.

The traffic - related nitrogen oxide emissions in the Federal Republic of Germany have fallen sharply since the introduction of the emission limitation for road traffic in 1960 up until today and a further reduction by a total of 86 % in maximum emissions is expected in the future as well [58].

In 2014, researchers at the National Oceanic and Atmospheric Administration found that the increased use of natural gas combined cycles in power generation has led to 40 percent less nitrogen oxide emissions and 44 percent less sulfur oxides emissions since 1997.

In 2014, the most recent data available when Connecticut filed an EPA petition over Brunner Island, the Pennsylvania power plant's nitrogen oxide emissions alone were nearly double those of Connecticut's entire electric power industry, and modeling showed it was a major contributor to Connecticut smog.

They have developed a new way of producing ammonia which reduces nitrogen oxide emissions by 87 per cent, sulphur dioxide by 95 per cent and carbon dioxide by 60 per cent — and it uses less resources.

And I'm going to see another technology in the U.S. that reduces nitrogen oxide emissions from diesel trucks by up to 50 % while preserving horsepower.

German engineering giant announces new technology it claims will cut nitrogen oxide emissions for diesel cars to a fraction of 2020 limits

The EPA and California Air Resources Board approved a fix Volkswagen proposed that aims to curb excess nitrogen oxide emissions.

These engines employ exhaust fluid to incite a chemical reaction that removes harmful nitrogen oxide emissions.

1) TCEQ should focus spending on vehicle grants, because the transportation sector is the largest contributor of nitrogen oxide emissions.

Conformity factors are applied independently for nitrogen oxide emissions and particle number.

Internal engine modifications now make it possible to minimize particulate and nitrogen oxide emissions with nearly no reduction in power.

Switching from coal to natural gas would reduce sulfur dioxide emissions by more than 90 percent and nitrogen oxide emissions by more than 60 percent.

The company «would not be able to give officials «a sound explanation for the dramatically elevated» nitrogen oxide emissions,» his memo warned, according to the New York Times, and regulators were «likely to investigate whether Volkswagen cars were equipped with «a so - called defeat device.»»

The charge will apply to vehicles that do not meet «Euro 4» standards for particulate matter and nitrogen oxide emissions.

Another measure, the federal Cross-State Air Pollution Rule, will require still more expensive controls on coal plants in the Midwest and South to reduce sulfur dioxide and nitrogen oxide emissions that travel across state lines, creating ozone and fine particle pollution downwind.

By simulating how a highly volatile, low - soot fuel behaves in many engine designs, «We hope to retain the performance of diesel fuel with lower particulate matter and nitrogen oxide emissions,» said Roberto Torelli, an Argonne postdoctoral researcher on Som's team.

If the current trends persist, ammonia emissions will increase by 85 % by 2050; nitrogen oxide emissions will go up more than eightfold.

A study commissioned by Iridium found that between the service's proposed start in 2017 and 2030, the technology should save airlines about $ 7 billion on fuel and cut carbon dioxide and nitrogen oxide emissions by 35 million tonnes.

The combined hydrocarbon and nitrogen oxides emissions were also 76 per cent below the standard the European Commission plans to impose in 1996.

«As now,» says the document «objectives will need to be consistent with national policies for carbon dioxide and nitrogen oxides emissions.»

The sales ban is part of a wider move to tackle air quality in the UK — a hot topic, particularly when it comes to nitrogen oxide emissions.

The Government estimates that nitrogen oxide emissions (bought sharply into focus by VW's diesel scandal) and poor air quality in general cost the economy # 2.7 billion in lost productivity each year, calling it «the largest risk to public health in the UK».

Every diesel Tiguan Allspace is outfitted with a twelve - litre AdBlue tank to help reduce nitrogen oxide emissions.

According to GM, the new Duramax turbo - diesel will boost efficiency by 25 percent, while cutting carbon dioxide emissions by 13 percent and nitrogen oxide emissions by 90 percent.

To reduce nitrogen oxide emissions, Mercedes - Benz first uses dual electrically controlled and cooled exhaust gas recirculation (EGR) which, depending on engine operating conditions, redirects up to 40 % of the exhaust gases back into the cylinders.

Most of Volkswagen's diesel competitors opted for urea - injection, using an additive called AdBlue contained in a separate reservoir that helps to reduce nitrogen oxide emissions.

Toyota says the small gasoline engine emits about 50 percent as much carbon monoxide as a regular car engine, and nitrogen oxide emissions are 90 percent below the current Japanese regulations.

The US EPA says that a buffer that could be in place by next year could «save 8,000 lives a year with new air quality standards cutting sulphur in fuel by 98 %, particulate matter by 85 % and nitrogen oxide emissions by 80 %.»