2012, Emissions and Exhaust

GM develops integrated exhaust manifold cylinder head for 3.6L V6 direct injection engine; improvement in performance, fuel economy, emissions and noise

Green Car Congress

MAY 16, 2011

The reduced complexity of the design of the new integrated exhaust manifold cylinder head ( bottom ) compared to the old ( top ). GM has combined the exhaust manifold with the cylinder head into a single aluminum casting in the 2012 Camaro 3.6L direction injection V6, achieving both better fuel economy while reducing emissions.

Fuel Economy

Fuel Economy Exhaust Economy GM

Volkswagen 2.0 TDI diesel for Euro 6d; SCR twin-dosing

Green Car Congress

DECEMBER 15, 2020

With SCR twin dosing technology in the exhaust gas system, the diesel unit now undercuts the Euro 6d emission standard limits while also running quietly and smoothly, according to the company. The four-cylinder TDI engine with the internal designation EA 288 made its debut in 2012.

Diesel

Diesel Exhaust Convert Emissions

WHO IARC classifies diesel exhaust as carcinogenic to humans (Group 1)

Green Car Congress

JUNE 13, 2012

After a week-long meeting of an expert working group, the International Agency for Research on Cancer (IARC), which is part of the World Health Organization (WHO), classified diesel engine exhaust (DEE) as carcinogenic to humans (Group 1), based on sufficient evidence that exposure is associated with an increased risk for lung cancer.

Exhaust

Exhaust Diesel Standards Emissions

Study estimates 6% of lung cancer deaths in US and UK attributable to diesel exhaust

Green Car Congress

NOVEMBER 28, 2013

In 2012, the International Agency for Research on Cancer (IARC), which is part of the World Health Organization (WHO), classified diesel engine exhaust (DEE) as carcinogenic to humans (Group 1). Diesel Emissions Health' Earlier post.). China, India, Brazil) following with a delay of about 5 to 10 years.

Exhaust

Exhaust Diesel Emissions Brazil

US study of miners links heavy exposure to diesel exhaust to increased risk of lung cancer death; researchers suggest implications for urban areas with high exhaust concentrations

Green Car Congress

MARCH 5, 2012

In a study of non-metal miners in the US, federal government scientists report that heavy exposure to diesel exhaust increased risk of death from lung cancer. For never-smokers, risk of lung cancer death increased with increasing diesel exhaust exposure. effect of diesel exhaust exposure on lung cancer mortality in.

Exhaust

Exhaust Diesel 2012 Los Angeles

Study estimates the composition of non-exhaust atmospheric particulate matter from traffic

Green Car Congress

JUNE 11, 2012

A study by a team of researchers in the UK has estimated the contributions of brake dust, tire dust, and resuspended dust to non-exhaust traffic particles as. However, these reductions in combustion emissions have not been accompanied by similar reductions in nonexhaust emissions—i.e. 90% by the end of this decade.

Exhaust

Exhaust United Kingdom Emissions London

DOE awards $17M to FY 2014 SBIR Phase II projects; includes Si/graphene anodes, motor windings, exhaust treatments

Green Car Congress

MARCH 31, 2014

The selected 17 awards represent the best of nearly 1,000 ideas submitted for the FY 2012/13 Broad Based Topic Solicitation, DOE said. Hybrid Electric Turbocharger for Exhaust Energy Recovery and Transient Lag Reduction. NO x Sensor for Diesel Engine Emissions Systems. A Novel Exhaust after Treatment Catalyst.

Exhaust

Exhaust Wind 2014 Motor

First online measurement of gaseous sulfuric acid in diesel exhaust helps clarify role in formation of nucleation particles

Green Car Congress

OCTOBER 8, 2012

Researchers in Germany and Finland report the first online measurement of gaseous sulfuric acid (GSA) in the exhaust gas of a modern heavy-duty diesel engine in an effort to quantify the role of low-vapor-pressure gases in the formation of nucleation particles (NUP). of hydrocarbons) significantly. of hydrocarbons) significantly. Resources.

Exhaust

Exhaust Diesel Finland Water

Study finds diesel oxidation catalyst eliminates mutagenicity of diesel exhaust in gas phase

Green Car Congress

MAY 27, 2012

A team of researchers in Germany has found that the mutagenicity of diesel engine exhaust (DEE) is eliminated in the gas phase by a Diesel Oxidation Catalyst (DOC), but only slightly reduced in the particle phase. Diesel engine emissions (DEE) are classified as probably carcinogenic to humans.

Exhaust

Exhaust Diesel Gas Emissions

California ARB petitions US EPA for “Tier 5” stricter locomotive emissions standards

Green Car Congress

APRIL 14, 2017

In an effort to accelerate the movement to zero- or near-zero emission locomotives, the California Air Resources Board (ARB) has petitioned the US EPA take action to adopt more stringent emission standards for locomotives. Newly manufactured locomotives would have some zero-emission mile capability. Source: ARB. Source: ARB.

EPA

EPA Standards Emissions California

Study finds gasoline exhaust contributes more to formation of secondary organic aerosols than diesel

Green Car Congress

MARCH 3, 2012

Contrary to expectations, exhaust from gasoline vehicles contributes more to the production of secondary organic aerosols (SOA) than exhaust from diesel vehicles, according to a new study by scientists from the Cooperative Institute for Research in Environmental Sciences (CIRES), NOAA’s Earth System Research Laboratory (ESRL) and other colleagues.

Exhaust

Exhaust Gasoline Diesel Los Angeles

EEA finds only mixed progress for Europe’s transport sector in meeting environment, climate goals; GHG emissions up 25% since 1990

Green Car Congress

DECEMBER 6, 2017

Issues covered in the briefing include emissions, air pollution, noise and renewable energy and the impact of transport on ecosystems and biodiversity. Evolution of greenhouse gas (GHG) emissions in the EU-28 from 1990 to 2016. In 2016, average emissions decreased by 1.5 In 2016, average emissions decreased by a further 4.7

Environment

Environment Transportation Emissions Climate

European truck manufacturers call for action to prevent aftermarket manipulation of NOx emissions controls

Green Car Congress

FEBRUARY 23, 2017

In the wake of a report by the German television station ZDF identifying widespread aftermarket manipulation of NO x emissions control technologies on trucks, the European Automobile Manufacturers’ Association (ACEA) is calling for government action to preclude such manipulation. —ACEA Secretary General Erik Jonnaert.

Emissions

Emissions Manufacturer Automobile Manufacturer Automobile

Volvo Trucks and Boliden collaborate on deployment of underground electric trucks for mining

Green Car Congress

MARCH 22, 2023

In mining environments, the electric trucks can deliver several big advantages—including no exhaust emissions, a safer workplace, and quieter working conditions. Just like in many other mines, exhaust gases from diesel vehicles are responsible for the majority of the carbon dioxide emissions from Boliden’s mines.

Volvo

Volvo Sweden Electric Electrical

Researchers propose low-temperature SOFC unit for reducing NOx and oxidizing HCs in lean-burn engine exhaust

Green Car Congress

FEBRUARY 9, 2012

Concept of the SOFC emissions control system. A team from National Tsing Hua University, Taiwan, reports that a low-temperature solid oxide fuel cell (SOFC) emissions control system for lean-burn engines can simultaneously reduce the high concentrations of NO x and oxidize hydrocarbon (HC) emissions. Credit: ACS, Huang et al.

Exhaust

Exhaust Engine Emissions Gas-Electric

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

Green Car Congress

OCTOBER 24, 2016

A research team from Empa (Swiss Federal Laboratories for Materials Science and Technology) and the University of Applied Sciences Bern, Laboratory for Exhaust Emission Control, reports that ethanol blending appeared to reduce genotoxic emissions from a flex-fuel Euro-5 gasoline direct injection (GDI) vehicle (a Volvo V60 with a 1.6

Gasoline

Gasoline Emissions Exhaust Vehicles

Chevy Volt gets a Low Emissions Package for California; HOV lanes access

Green Car Congress

NOVEMBER 17, 2011

A new Low Emissions Package that qualifies the 2012 Chevrolet Volt to access California’s High Occupancy Vehicle traffic lanes will be standard on all models sold in the Golden State early next year. Earlier post.). The additional oxygen helps the catalytic converter remove even more pollutants.

Volt

Volt California Emissions Tax Credit

Study finds 2008 recession contributed to increase in age of US LDV fleet, slowing of emission reductions

Green Car Congress

DECEMBER 29, 2014

The global economic recession of 2008—which severely depressed light-duty vehicle sales—resulted in an increase in the age of the light-duty vehicle fleet in the US that likely slowed the rate of decrease of fleet average emissions, according to a study by Gary Bishop and Donald Stedman at the University of Denver.

2008

2008 Fleet Los Angeles Tulsa

Study shows simultaneous lower emissions and improved fuel economy with Fischer-Tropsch diesel

Green Car Congress

SEPTEMBER 2, 2012

report not only the superior emission characteristics of the Fischer–Tropsch fuels, but also evidence that higher exhaust gas recirculation and lower excess air ratios will be a key concept of both engine and aftertreatment optimization for further fuel consumption improvement.

Fuel Economy

Fuel Economy Diesel Economy Emissions

JCB New Ecomax T4 Engine Uses Ricardo Low Emissions Combustion Technology; Tier 4 Interim Level Emissions With No Exhaust Aftertreatment

Green Car Congress

MARCH 19, 2010

This technology enables the elimination of exhaust aftertreatment and provides a cost-effective, durable and high fuel economy solution for mid-range off-highway engine customers. The Twin Vortex Combustion System is capable of meeting Tier 4 interim/Stage 3B legislation without the need for any form of exhaust aftertreatment.

Exhaust

Exhaust Emissions Engine Fuel Economy

Amminex City-SCR upgrade delivers gaseous ammonia for improved SCR conversion of NOx; avoiding high off-cycle emissions

Green Car Congress

MAY 16, 2014

The Amminex Ammonia Storage and Delivery System, in combination with the SCR-catalyst, delivers significant reductions in emissions under all real-life driving conditions. The technical reason for these high “off-cycle” NO x emissions is poor NO x conversion efficiency of installed SCR systems when exhaust temperature is low.

Conversion

Conversion Emissions Exhaust Convert

New mixed-oxide catalysts shown as viable substitute for platinum catalysts for diesel exhaust aftertreatment

Green Car Congress

AUGUST 17, 2012

Under laboratory-simulated diesel exhaust conditions, this mixed-phase oxide material was superior to Pt in terms of cost, thermal durability, and catalytic activity for NO oxidation. Oxidation of engine-generated NO to NO 2 is critical in diesel engine emission control for reducing NO x and carbon soot from the tail-pipe exhaust.

Exhaust

Exhaust Diesel Dallas Conversion

PowerDriver simulations predict thermoelectric exhaust waste heat recovery output of 300W, -2.5% in fuel consumption; prototyping begins

Green Car Congress

AUGUST 22, 2013

The European Union-funded PowerDriver project—a two-year, €3-million (US$4-million) research project initiated in February 2012 to turn exhaust gas waste heat into electricity using thermoelectric generator (TGEN) technology—has completed simulation work on on a potential automotive application.

Exhaust

Exhaust Waste Land Rover Fuel

HEI ACES study of lifetime animal exposure to New Technology Diesel Engine exhaust finds no lung cancer

Green Car Congress

JANUARY 27, 2015

The first study to conduct a comprehensive evaluation of lifetime exposure to new technology diesel exhaust (NTDE)—i.e., exhaust from heavy-duty diesel engines meeting EPA 2007 and later emissions requirements—has found no evidence of carcinogenic lung tumors. This phase was conducted at SwRI in 2012.

Exhaust

Exhaust Diesel Engine 2007

Tenneco developing new gasoline particulate filter (GPF) technology ahead of Euro 6c emissions regulation

Green Car Congress

MARCH 31, 2015

These filters are designed for gasoline direct injection (GDI) engines to reduce particulate emissions in compliance with the Euro 6c emissions regulation (particulate number of no more than 6 x 10 11 particles/km), which takes effect on 1 September 2017.

Gasoline

Gasoline Emissions Czech Republic Exhaust

Study finds high exhaust temperatures within NTE operation for heavy-duty diesels with aftertreatment systems contribute to high nanoparticle concentrations

Green Car Congress

JANUARY 15, 2012

The transient results illustrate the gradual formation of the nucleation mode particles with continuous increase in exhaust temperatures. Current 2010 USEPA emissions standards for NO x and PM are set at 0.20 The team used a MY 2007 Volvo MD11 engine compliant with USEPA 2007 emissions standards. Click to enlarge.

Exhaust

Exhaust Diesel West Virginia 2007

CMU team identifies IVOCs emissions from on-road gasoline vehicles and small off-road engines as important SOA precursors

Green Car Congress

APRIL 10, 2016

A team from Carnegie Mellon University (CMU) has characterized the intermediate volatility organic compound (IVOC) emissions from on-road gasoline vehicles (LDGVs) and small off-road gasoline engines (SOREs). In this study, IVOC emissions from LDGVs and SOREs were collected during chassis and engine dynamometer testing. Gordon et al.

Gasoline

Gasoline Emissions Engine Exhaust

Delphi and partners advancing with high-efficiency, low-emission gasoline compression-ignition combustion

Green Car Congress

APRIL 25, 2012

Mark Sellnau, Engineering Manager of Advanced Powertrain Technology at Delphi Powertrain, reported on the progress with GDCI at both the SAE 2012 High Efficiency IC Engines Symposium and the SAE 2012 World Congress in Detroit this week. For IMEP from 2 to 18 bar, engine-out NO x and PM emissions were below targets of 0.2

Gasoline

Gasoline Emissions Exhaust Wisconsin

Fiat debuts first application of turbocharged 1.4-L MultiAir in 2012 Fiat 500 Abarth

Green Car Congress

NOVEMBER 17, 2011

At the Los Angeles Auto Show, Fiat unveiled the 2012 Fiat 500 Abarth—a performance variant of the 500—featuring the first application of the new 1.4-liter The 2012 Fiat 500 Abarth is also fitted with a heavy-duty five-speed manual transmission with Torque Transfer Control (TTC) system. liter MultiAir Turbo. liter engine.

2012

2012 Exhaust Engine Oil

Audi presents latest SQ5 TDI diesel; 48V MHEV & electric compressor

Green Car Congress

NOVEMBER 13, 2020

The SQ5 TDI was first introduced in the fall of 2012 as the first Audi S model powered by a diesel engine. An actuator in the exhaust system, as fitted to the first SQ5 TDI, gives the V6 a sonorous sound. This offers the advantage since exhaust gas cleaning responds more quickly. lb-ft) of torque. Many details of the V6 3.0

Audi

Audi Diesel Exhaust Gas-Electric

Hagens Berman files class-action fuel economy and emissions lawsuit against Fiat Chrysler and Cummins over SCR defect in RAM 2500 and 3500 diesels

Green Car Congress

JULY 5, 2017

The defect leads to lower fuel economy, non EPA-compliant emissions levels, and costly and frequent vehicle repairs, the complaint charges. According to the lawsuit, RAM owners report that efforts to fix the faulty emissions system significantly affect engine performance and mileage, with miles per gallon dropping as much as 25%.

Fuel Economy

Fuel Economy Chrysler Diesel Emissions

bp begins shipping LNG from Mozambique’s first LNG project and first FLNG platform

Green Car Congress

NOVEMBER 15, 2022

The Coral field, discovered in May 2012, is located within Area 4 and contains approximately 450 billion cubic meters (16 TCF) of gas in place. FLNG vessels are floating LNG production, storage and offloading units.

Mozambique

Mozambique Gas-Electric Gas Waste

2012 Hyundai Accent first to receive 1.6L GDI Gamma engine; 18% improvement in highway fuel economy to 40 mpg

Green Car Congress

APRIL 20, 2011

Hyundai Motor America introduced the all-new 2012 Accent at the New York International Auto Show; this marks the US debut of the latest version of the popular subcompact sedan and the new Accent five-door. The 2012 Accent is slated to hit dealerships this summer. The 2012 Accent is the first vehicle to receive the all-new 1.6-liter

Fuel Economy

Fuel Economy MPG Economy 2012

Comparative study finds that B20 increases emission rates of a number of pollutants in both light- and medium-duty diesel engines at idle

Green Car Congress

OCTOBER 20, 2012

Emission rates for the 1.7 A new study led by researchers at the University of Michigan compared regulated and unregulated emissions from both light-duty passenger car (1.7 Biodiesel also reduces smoke opacity, PM, CO, and NMHC emissions, although NO x may increase, depending on operating conditions. L engines at idle.

Pollution

Pollution Diesel Emissions Engine

SwRI D-EGR gasoline demo vehicle delivers diesel efficiency at lower cost; potential for LEV III/Tier 3 emissions

Green Car Congress

APRIL 9, 2014

Southwest Research Institute (SwRI) announced preliminary test results of its Dedicated-Exhaust Gas Recirculation (D-EGR) demonstration vehicle ( earlier post ) at the SAE 2014 World Congress in Detroit. The D-EGR demonstrator is a converted 2012 Buick Regal with a 2.0-liter Hydrogen-enriched exhaust is routed to the intake.

Gasoline

Gasoline Emissions Diesel Exhaust

J.D. Power and Associates study finds EPA emission-compliant heavy-duty engines yielding increase in engine problems, decline in satisfaction

Green Car Congress

AUGUST 23, 2012

Technology changes related to revised emissions standards for heavy-duty trucks are causing an increase in heavy-duty truck engine problems and a decrease in overall satisfaction with the powertrain, according to the JD Power and Associates 2012 US Heavy-Duty Truck Engine and Transmission Study. The 2012 U.S. Caterpillar.

Engine

Engine EPA Emissions 2011

Renault introducing three Energy engines in the Mégane Collection 2012; fuel economy up to 67 mpg US

Green Car Congress

MARCH 2, 2012

Renault is introducing three new Energy engines ( earlier post ) in its Mégane Collection 2012: the new turbocharged, gasoline direct-injection Energy TCE 115 di; the Energy dCi 130; and the Energy dCi 110, with NEDC fuel consumption of 3.5 liters/100 km (67 mpg US) with CO 2 emissions of 90 g/km. CO 2 emissions are down to 119 g/km.

Fuel Economy

Fuel Economy MPG 2012 Engine

Study finds that replacing older, highly polluting school buses could lead to 1.3 million fewer daily absences annually

Green Car Congress

APRIL 11, 2023

The suspected cause of these preventable absences is exposure to high levels of diesel exhaust fumes, which can leak into school bus cabins or enter buses through open windows. While it is considered the safest mode of transportation from a traffic accident perspective, concerns about levels of emissions are well documented.

Pollution

Pollution Cleaner 2012 EPA

FCA sued over emissions of 2007-2012 Dodge Ram diesel pickups with Cummins engines

Green Car Reports

NOVEMBER 17, 2016

Fiat Chrysler Automobiles (FCA) and engine supplier Cummins are the latest companies to be accused of hiding excess diesel-exhaust emissions.

Dodge

Dodge 2007 Diesel Emissions

York, Empa study finds retrofitting of VW diesel engines was successful

Green Car Congress

MAY 21, 2020

liters displacement (type code EA 189) contained illegal software designed to manipulate emissions. Together with his colleagues, he used a special instrument to examine the exhaust plumes of 23,000 passing cars and analyzed the levels of NO x and CO 2. Here the measured NO x emissions fell by an average of almost 22%.

Diesel

Diesel Engine Exhaust Emissions

EEA report: EVs are better for climate and air quality

Green Car Congress

NOVEMBER 26, 2018

Emissions are usually higher in the production phase of electric cars, but these are more than offset by lower emissions in the use phase over time. However, as the carbon intensity of the EU energy mix is projected to decrease, the life-cycle emissions of a typical electric vehicle could be cut by at least 73% by 2050.

Climate

Climate Pollution Gasoline-Electric 2017

California ARB to provide $5M in loan assistance to help to reduce emissions from boats and vessels

Green Car Congress

MARCH 16, 2012

These funds are designed to reduce emissions from a variety of marine vessels that use diesel engines, such as charter fishing boats, commercial fishing boats, crew and supply vessels, ferry and excursion boats, pilot vessels, tow boats, tug-boats and work boats. These funds will be available through 31 July 2012.

California

California Emissions Mariner Cleaner

New Honda 2012 Civic Natural Gas goes on sale 18 October at Honda dealers in 35 states, up from 4

Green Car Congress

OCTOBER 2, 2011

2012 Honda Civic Natural Gas. The all-new 2012 Honda Civic Natural Gas (formally known as the Civic GX), the only dedicated natural gas-powered passenger vehicle manufactured and sold in the US, will go on sale at qualified Honda dealerships nationwide on 18 October with a Manufacturer’s Suggested Retail Price (MSRP) starting at $26,155.

Honda

Honda 2012 Gas Dealers

Researchers develop new highly efficient core-shell catalyst for methane oxidation; potential for reducing emissions from automotive engines

Green Car Congress

AUGUST 13, 2012

The new approach in catalyst structure is important for catalyst-assisted combustion in gas turbines fueled with natural gas, and may also help to address methane emissions in the automobile exhaust within the temperature range required for emission control, comments Dr. Robert J. Hernández Garrido, K. Bakhmutsky, T.

Emissions

Emissions Engine Spain Exhaust

GM develops integrated exhaust manifold cylinder head for 3.6L V6 direct injection engine; improvement in performance, fuel economy, emissions and noise

Volkswagen 2.0 TDI diesel for Euro 6d; SCR twin-dosing

WHO IARC classifies diesel exhaust as carcinogenic to humans (Group 1)

Study estimates 6% of lung cancer deaths in US and UK attributable to diesel exhaust

US study of miners links heavy exposure to diesel exhaust to increased risk of lung cancer death; researchers suggest implications for urban areas with high exhaust concentrations

Study estimates the composition of non-exhaust atmospheric particulate matter from traffic

DOE awards $17M to FY 2014 SBIR Phase II projects; includes Si/graphene anodes, motor windings, exhaust treatments

First online measurement of gaseous sulfuric acid in diesel exhaust helps clarify role in formation of nucleation particles

Study finds diesel oxidation catalyst eliminates mutagenicity of diesel exhaust in gas phase

California ARB petitions US EPA for “Tier 5” stricter locomotive emissions standards

Study finds gasoline exhaust contributes more to formation of secondary organic aerosols than diesel

EEA finds only mixed progress for Europe’s transport sector in meeting environment, climate goals; GHG emissions up 25% since 1990

European truck manufacturers call for action to prevent aftermarket manipulation of NOx emissions controls

Volvo Trucks and Boliden collaborate on deployment of underground electric trucks for mining

Researchers propose low-temperature SOFC unit for reducing NOx and oxidizing HCs in lean-burn engine exhaust

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

Chevy Volt gets a Low Emissions Package for California; HOV lanes access

Study finds 2008 recession contributed to increase in age of US LDV fleet, slowing of emission reductions

Study shows simultaneous lower emissions and improved fuel economy with Fischer-Tropsch diesel

JCB New Ecomax T4 Engine Uses Ricardo Low Emissions Combustion Technology; Tier 4 Interim Level Emissions With No Exhaust Aftertreatment

Amminex City-SCR upgrade delivers gaseous ammonia for improved SCR conversion of NOx; avoiding high off-cycle emissions

New mixed-oxide catalysts shown as viable substitute for platinum catalysts for diesel exhaust aftertreatment

PowerDriver simulations predict thermoelectric exhaust waste heat recovery output of 300W, -2.5% in fuel consumption; prototyping begins

HEI ACES study of lifetime animal exposure to New Technology Diesel Engine exhaust finds no lung cancer

Tenneco developing new gasoline particulate filter (GPF) technology ahead of Euro 6c emissions regulation

Study finds high exhaust temperatures within NTE operation for heavy-duty diesels with aftertreatment systems contribute to high nanoparticle concentrations

CMU team identifies IVOCs emissions from on-road gasoline vehicles and small off-road engines as important SOA precursors

Delphi and partners advancing with high-efficiency, low-emission gasoline compression-ignition combustion

Fiat debuts first application of turbocharged 1.4-L MultiAir in 2012 Fiat 500 Abarth

Audi presents latest SQ5 TDI diesel; 48V MHEV & electric compressor

Hagens Berman files class-action fuel economy and emissions lawsuit against Fiat Chrysler and Cummins over SCR defect in RAM 2500 and 3500 diesels

bp begins shipping LNG from Mozambique’s first LNG project and first FLNG platform

2012 Hyundai Accent first to receive 1.6L GDI Gamma engine; 18% improvement in highway fuel economy to 40 mpg

Comparative study finds that B20 increases emission rates of a number of pollutants in both light- and medium-duty diesel engines at idle

SwRI D-EGR gasoline demo vehicle delivers diesel efficiency at lower cost; potential for LEV III/Tier 3 emissions

J.D. Power and Associates study finds EPA emission-compliant heavy-duty engines yielding increase in engine problems, decline in satisfaction

Renault introducing three Energy engines in the Mégane Collection 2012; fuel economy up to 67 mpg US

Study finds that replacing older, highly polluting school buses could lead to 1.3 million fewer daily absences annually

FCA sued over emissions of 2007-2012 Dodge Ram diesel pickups with Cummins engines

York, Empa study finds retrofitting of VW diesel engines was successful

EEA report: EVs are better for climate and air quality

California ARB to provide $5M in loan assistance to help to reduce emissions from boats and vessels

New Honda 2012 Civic Natural Gas goes on sale 18 October at Honda dealers in 35 states, up from 4

Researchers develop new highly efficient core-shell catalyst for methane oxidation; potential for reducing emissions from automotive engines

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