Ricardo Energy & Environment launches real-world vehicle emissions monitoring service with individual vehicle identification in the UK

Green Car Congress

In the UK, increasing pressure to reduce the impact of pollution from vehicles has led to growing interest in the introduction of Clean Air Zones and Low Emission Zones. buses, heavy goods vehicles, vans and cars) and their respective contributions to emissions. Emissions Regulations

2017 46

WVU study fully characterizes pump-to-wheels methane emissions from HD natural gas vehicles and fueling stations

Green Car Congress

Researchers at West Virginia University have characterized pump-to-wheels methane emissions from heavy-duty (HD) natural-gas-fueled vehicles and the compressed natural gas (CNG) and liquefied natural gas (LNG) fueling stations that serve them.

2017 50

Trending Sources

WLTP and RDE tests for measuring emissions come into force in EU tomorrow

Green Car Congress

Two new tests for measuring emissions from cars and vans will come into force in the EU tomorrow. The new laboratory test, the Worldwide Harmonized Light Vehicle Test Procedure ( WLTP ), will introduce more realistic testing conditions for measuring pollutant and CO 2 emissions than the previous, outdated lab test (NEDC). It thus provides a more accurate basis for measuring a vehicle’s fuel consumption and emissions. Emissions Europe Regulations

2017 30

Missing piece in global vehicle emission puzzle: heavy trucks

Green Car Reports

A global push to reduce vehicle emissions and create cleaner air for future generations has been underway for half a century now. However, while many governments around the world have introduced lower emission and higher fuel-efficiency standards for passenger cars, another large contributor to global emissions has mostly traveled under the radar. emissions Trucks Commercial vehicle regulation freight semis trucking

Once Again: Electric Cars Have Lower Lifetime Carbon Emissions

Green Car Reports

Battery-electric cars produce no direct carbon emissions from driving, but those are not the only potential source of emissions related to these vehicles. The lifetime carbon emissions of electric cars seem to be the question that launches a thousand studies. Critics of electric cars have suggested that emissions related to their construction are. Green Carbon Footprint Manufacturing Plug-In Hybrids Study UCS emissions plug-in cars

2016 47

Electric cars improving fast, CA should raise zero-emission requirements: report

Green Car Reports

For 50 years now, California has been at the very forefront of reducing vehicle emissions. emissions EPA California California Air Resources Board CARB Zero Emission Vehicle regulation state lawsIt was doing so before the U.S. Environmental Protection Agency was even formed, and its powerful Air Resources Board has been a vital force in getting plug-in electric vehicles onto the state's roads. Despite the national political currents, the state will.

Coming up next: emission standards for airplanes

Green Car Reports

Environmental Protection Agency (EPA) will soon follow up on previously-discussed plans to set emissions standards for airplanes. The agency previously identified airplane emissions as a threat to human health because of their contribution to climate change, but has not been able to issue actual rules governing those emissions. emissions EPA aircraft transportation policyThe U.S.

Global carbon emissions have been flat for three years now

Green Car Reports

Global efforts to reduce greenhouse-gas emissions may be starting to pay off, suggests a recent study. Last month, scientists released an assessment that suggests global carbon emissions did not increase significantly in 2016. That makes this the third year in a row that carbon emissions have remained flat. Environmental emissions energy policy greenhouse gas climate change carbon dioxide air pollution

2016 33

Carmakers Lobby To Keep Software Secret, Despite VW Emission Scandal

Green Car Reports

The software that allowed Volkswagen diesel cars to cheat on emissions tests was not found by government regulators. Confronted with on-road emission levels far higher than its test results, VW finally. emissions EPA VW software Volkswagen diesel scandalInstead, its effects were discovered by researchers at West Virginia University, working with the International Council on Clean Transportation.

Technical brief: transportation overtaking electricity generation as the largest source of US CO2 emissions

Green Car Congress

The average rate at which CO 2 is emitted from vehicle tailpipes and other mobile sources has exceeded the rate of CO 2 emissions from electric power plants over seven of the past eight months. CO 2 emissions from the transportation sector increased at an average rate of 1.8%

Carbon emissions from making electricity could vanish by 2060: study

Green Car Reports

One of the major sources of carbon emissions is electricity generation. So what would it take to eliminate carbon emissions entirely from making electricity? emissions Carbon climate change Study electric utilities renewable energy energyIt's an issue that is becoming increasingly important in the automotive sphere, due to the slow rise of plug-in electric cars. DON'T MISS: Bipartisan governors' group urges Trump to back.

2017 29

Which states follow California's emission and zero-emission vehicle rules?

Green Car Reports

California leads the nation in policies that promote reductions of carbon emissions from road vehicles. It is unique in having a federal waiver that allows it to set its own, stricter emissions standards, along with a zero-emission vehicle mandate that requires automakers reaching certain sales volumes to sell a certain number of cars without. emissions zero emissions EPA California California Air Resources Board CARB transportation policy

Sale 15

Combustion engines: high emissions from short commutes a huge challenge

Green Car Reports

short commutes in vehicles with combustion engines—whether gasoline or diesel—pose particularly tough emission problems. That's because the exhaust aftertreatment systems have to warm up fully before they cut emissions to the levels. emissions UK EU nitrogen oxides London regulation gasoline enginesDrivers in the U.S. have longer commutes than those in Europe and Asia, on average. In the U.K.,

Asia 23

Study finds ethanol blending appears to reduce significantly genotoxic emissions from gasoline direct injection vehicles

Green Car Congress

CO emissions dropped by 81% and 87%, while CO 2 emissions were reduced by 13 and 17%. Emissions of selected polycyclic aromatic hydrocarbons (PAHs) were lowered by 67–96% with E10 and by 82–96% with E85, and the genotoxic potentials dropped by 72% and 83%, respectively.

2016 35

Quebec passes Canada's first zero-emission vehicle rule, to start in 2018

Green Car Reports

Quebec has become the first Canadian province to adopt a requirement for sales of a certain number of zero-emission vehicles, similar to the one in effect in California. Canada California plug-in cars Zero Emission Vehicle regulation state laws QuebecQuebec's Assemblée Nationale passed the regulation on October 26 by a unanimous vote of 112 to 0, and to universal praise from Canada's electric vehicle community.

2016 45

Volvo concept truck uses hybrid power to cut fuel use, emissions

Green Car Reports

Because they cover significantly more mileage than the average passenger car, with much worse fuel economy, large commercial trucks are a major source of emissions. emissions Trucks Commercial vehicleLast year, Volvo Trucks aimed to address this issue with a concept truck that demonstrated ways to improve fuel efficiency through aerodynamics and weight reduction. Volvo Trucks sells.

2017 38

Here's how to comment on EPA proposal to loosen emission limits on cars

Green Car Reports

Environmental Protection Agency announced it would reopen the Comment Period for the vehicle-emission standards for model years 2022 through 2025 it had finalized in January. emissions Politics EPA CO2 greenhouse gas climate change carbon dioxide Donald TrumpOn August 10, the U.S. The auto industry and its lobbyists had complained that the agency had moved too quickly, despite its issuance last summer of a voluminous Technical.

Parker Aerospace offering lubrication, combustion, & thermal management systems to cut aircraft engine weight, fuel consumption, and emissions

Green Car Congress

Engine lubrication innovations include the first-time use of composite materials for engine lubrication reservoirs, deploying oil demister technology to reduce emissions, and the development of sophisticated test rigs to optimize engine lubrication systems. Lighter-weight engine lubrication systems and lowered emissions. Fuel combustion advances yield less weight, cleaner emissions, and higher reliability. Aviation Emissions Engines Fuel Efficiency

2017 32

Challenging Arthur Little study on electric-car emissions: questionable assumptions

Green Car Reports

Carbon Footprint emissions plug-in cars wells to wheels Union of Concerned ScientistsTransitions into new technologies always generate confusion and misinformation, and certainly that has been the case with modern electric cars. Buyers, automakers, and analysts debate their cost, suitability, real-world range, wells-to-wheels carbon footprint, and recyclability, among other issues. Six years after the first modern electric cars.

London to phase out diesel buses; all new single deckers for central London to be zero emission

Green Car Congress

No more pure diesel double-deck buses will be added to the capital’s fleet from 2018 and all new single-decks for central London will be zero-emission. London has committed to procuring roughly 300 zero emission buses by 2020, with 51 battery electric buses recently going into service on the 507/521 route, taking the number of completely electric bus routes to three, with 79 zero emission buses in total in the fleet.

2016 36

EU Commission Accepts 'Flawed' Emission Rules For On-Road Testing

Green Car Reports

The European Commission is set to accept new emissions rules after a protest against their leniency was rejected by lawmakers. Earlier this year, members of the European Parliament had rebuffed a proposal to require on-road emissions testing for new vehicles, because it also allowed carmakers to exceed emissions limits. Green EU Europe Volkswagen diesel scandal emissions transportation policy

Green 34

CARB reaffirms state emission, electric-car rules for 2025

Green Car Reports

The California Air Resources Board voted Friday to confirm its stricter emissions standards for 2025, setting up a potential clash with the Trump Administration. The CARB vote reaffirms a decision by the EPA in the waning days of the Obama Administration to lock in emissions standards for vehicles in model years 2022 through 2025. emissions Politics government EPA California California Air Resources Board CARB transportation policy

Obama 26

CMU team finds regional temperature differences have significant impact on EV efficiency, range and emissions

Green Car Congress

Among their findings is that the resulting regional differences in efficiency, range and emissions are large enough to affect adoption patterns and the energy and environmental implications of battery EVs relative to alternatives. Batteries Electric (Battery) Emissions Fuel Efficiency

2015 47

Ricardo demonstrates processes for evaluating light-duty diesel emissions under coming Real Driving Emissions (RDE) regs

Green Car Congress

Despite the continuing and significant reductions in the legislated limits of light-duty diesel vehicle NO x emissions under the European Euro 1 through 5 regulations of recent years, many studies have demonstrated that real-world NO x emissions appear not to have been reduced as significantly. The Volkswagen emissions scandal has certainly spotlighted this issue, but more by the intentionality of the cause rather than by the effect. Diesel Emissions Engines Regulations

2015 25

Pre-1997 cars forbidden in central Paris to cut emissions

Green Car Reports

A fairly direct way to eliminate air pollution from car exhaust emissions is to simply get rid of the cars themselves. Europe Paris emissions France transportation policyNext month, Paris officials will attempt to do just that. Beginning July 1, all cars registered before 1997 will be banned from the city center on weekdays. DON'T MISS: In Paris, cars compete with other transit modes (and often.

DEKRA-certified tests: Mercedes-Benz HD trucks cut fuel consumption 22% in 20 years while meeting more stringent emissions rules; VECTO

Green Car Congress

Despite drastically more stringent emission standards for nitrogen oxides and particulates, the fuel consumption of Mercedes-Benz heavy trucks has been reduced by 22% over the last 20 years, according to the results of a comparative test drive certified by the test organization DEKRA.

2016 53

VW Diesel Emission Scandal: Five Possible Long-Range Effects

Green Car Reports

Thus far, it's a been a quiet start to the third week of the Volkswagen diesel-emission cheating scandal. emissions EPA TDIEight years' worth of VW TDI models, both new and used, have been taken off sale at the company's North American dealerships. We surmise its engineers are working around the clock at their Wolfsburg headquarters to develop modifications to.

2015 39

London and Paris launch car scoring initiative based on real-world emissions; ICCT the technical lead

Green Car Congress

Mayor of Paris and Chair of C40 Cities Anne Hidalgo and Mayor of London Sadiq Khan announced they are working together to create schemes to score new cars based on their real-world emissions and their impact on air quality and to provide that data in an accurate and accessible form to the public.

2017 26

Global Carbon Project: Low growth in global carbon emissions continues for third successive year

Green Car Congress

Global carbon emissions from burning fossil fuels did not grow in 2015 and are projected to rise only slightly in 2016, marking three years of almost no growth, according to researchers at the University of East Anglia (UEA) and the Global Carbon Project. The EU’s CO 2 emissions went up 1.4%

2016 28

Every New Car Emission-Free By 2050? 'ZEV Alliance' Plans To Make It So

Green Car Reports

As the United Nations COP21 climate-change talks continue in Paris, a group of local and national governments plans drastic reductions in vehicle emissions over the next 35 years. Members of the International ZEV Alliance have committed to making all new cars in their jurisdictions emission-free by 2050. emissions zero emissions California greenhouse gas climate change plug-in cars transportation policy

2015 39

First-Ever Emissions Rules For Airplanes Proposed By U.N.

Green Car Reports

The airline industry is responsible for an estimated 2 percent of global carbon emissions, but so far no government has enacted emissions standards for aircraft similar to those in place for cars and trucks in many countries and regions. Even the recent far-reaching Paris climate-change talks included no concrete action on airplane emissions. emissions carbon dioxide aircraft transportation policy

Electric cars to get big boost from emissions rules on engines: report

Green Car Reports

Stricter global emissions standards may finally force the majority of established automakers to get serious about electric cars. But while automakers build more electric cars to meet emissions standards, the extra cost of developing these new models may eat into profits. emissions energy policy plug-in cars Profit transportation policyThat's the conclusion of a new report from global investment bank Morgan.

Battery-electric cars cheaper, better at cutting emissions than fuel cells: Stanford study

Green Car Reports

While neither vehicle type produces any tailpipe emissions, their overall emissions vary depending on the fuels and processes used to generate electricity or produce hydrogen. emissions hydrogen Study plug-in cars hydrogen fuel cellThere's been considerable debate among advocates of battery-electric and hydrogen fuel-cell cars over which technology is better for the environment.

California ARB approves $200M VW zero-emission vehicle investment in California; first phase of $800M investment

Green Car Congress

The California Air Resources Board (CARB) today approved the first of four plans by VW to invest $800 million over 10 years in zero-emission vehicle (ZEV) infrastructure, public outreach, and access to these ultra-clean vehicles for residents of disadvantaged communities. Diesel Electric (Battery) Emissions Infrastructure Regulations

VW Emission Cheating Could Kill Diesel Passenger Cars In U.S., Even Globally

Green Car Reports

We're just four days into the Volkswagen diesel-emission cheating scandal, but it's not too early to ask about its ultimate ramifications. since 2008, when new and tougher emission limits took effect. emissions future EPA EU VW Group Volkswagen R regulationThe 482,000 VW and Audi cars being investigated by the EPA are a majority of all the diesel passenger cars sold in the U.S. If VW Group's engineers.

2015 47

Ricardo developing advanced simultation capability for IMPERIUM project for HD emissions reductions

Green Car Congress

Current state-of-the-art heavy duty diesel engines are both highly efficient and offer low emissions. However, in real-world driving, fuel efficiency and emissions aftertreatment technologies interact with each other and also vary according to the vehicle application, its prevailing operating conditions and its mission. Emissions Heavy-duty Simulation

2017 25

Germany investigates possible Audi diesel emission cheats

Green Car Reports

A German government task force discovered a new type of defeat device in Audi vehicles, which allows the cars to cheat emission tests. Just as the Volkswagen Group begins to wind down its diesel scandal in the United States, things may be ramping up in Europe. Both V-6 and V-8 powered Audi A8 diesels—built between 2009 and 2013—were. Diesel cars

Wind 25

EU proposes deep cuts to vehicle emissions, ignores ships, airplanes

Green Car Reports

European automakers have attacked proposed emissions standards that would place greater restrictions on cars, as well as large commercial vehicles like heavy-duty trucks and buses, as unrealistic. Europe emissions EU Carbon aircraft BoatsIt's not unusual for companies to oppose stricter regulations on their products, but in this case the auto industry's argument has won it an unlikely.

Why Did Volkswagen Cheat On Diesel Emissions In Its TDI Cars?

Green Car Reports

website, and admitted that 11 diesel million vehicles have software that enabled them to pass emission tests whle emitting 10 to 35 times the permissible U.S. emissions EPA TDI VW Group CAFE regulationThe bad news for Volkswagen just keeps on coming. In the last week, the company has fired much of its upper management, eradicated all mention of its TDI diesels from its U.S.

2015 47

Mayors of 12 major cities pledge to procure only zero-emission buses from 2025; major areas to be zero-emission by 2030

Green Car Congress

The mayors of London, Paris, Los Angeles, Copenhagen, Barcelona, Quito, Vancouver, Mexico City, Milan, Seattle, Auckland and Cape Town have pledged to procure only zero-emission buses from 2025 and ensure that a major area of their city is zero emission by 2030. Lead by example by procuring zero emission vehicles for city fleets. Collaborate with suppliers, fleet operators and businesses to accelerate the shift to zero emissions vehicles and reduce vehicle miles in cities.

Aspen 13