Green Car Congress

JULY 18, 2022

The California Air Resources Board (CARB) has released the results of a multiyear study evaluating exhaust emissions from the use of California Reformulated Gasoline (CaRFG) that contains 15 volume percent ethanol (E15). The study used two fuels—an E10 and E15.

Fuel Economy 186

Fuel Economy Economy Fuel Ozone 186

Green Car Congress

OCTOBER 1, 2019

Freight transportation is a pillar of the US national economy, but while long-haul trucks account for less than 6% of the vehicle miles traveled over US highways, they account for about 40% of the emissions of air polluting particulate matter and about 55% of nitrogen oxides, the precursor to ozone in the atmosphere, the study said.

Emissions 286

Emissions Diesel Ozone United States 286

Green Car Congress

AUGUST 24, 2018

course, fine, ultrafine particles) and gaseous pollutants such as ozone, on vascular function. Here, we provide an updated overview of the impact of particulate and gaseous pollutants on endothelial function from human and animal studies. —Münzel et al.

Pollution 220

Pollution Insight Ozone Cleveland 220

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. Earlier post.) —ACES report.

Exhaust 150

Exhaust Diesel Engine 2007 150

Green Car Congress

APRIL 11, 2019

About 4 million children worldwide develop asthma each year because of inhaling nitrogen dioxide (NO 2 ) air pollution, according to an open-access study published in The Lancet Planetary Health by researchers at the George Washington University Milken Institute School of Public Health (Milken Institute SPH).

Pollution 360

Pollution United Arab Emirates South Korea Las Vegas 360

Green Car Congress

MAY 2, 2016

the criteria pollutants and CO 2 that emerge with the exhaust from the tailpipe. However, there is more than 15 years of research showing that the contribution of non-exhaust primary particles to the total traffic generated primary particles is significant in urban areas. Further, a 2013 review by Denier van der Gon et al. Background.

Exhaust 150

Exhaust Emissions Belgium Gasoline-Electric 150

Green Car Congress

JULY 25, 2009

Exposure to ozone at levels currently deemed safe by the NAAQS clean air standards can have a significant and negative effect on lung function, according to researchers at the University of California, Davis. The previous primary and secondary standards were identical 8-hour standards, set at 0.08 Earlier post.).

Ozone 186

Ozone Standards Clean Cleaning 186

Green Car Congress

AUGUST 29, 2013

1,000 to 21,000) deaths due to changes in ozone concentrations. 900 to 11,000) ozone-related early deaths per year. 300 to 4,000) ozone-related premature mortalities per year. 2000 (90% CI: 0–4,000) early deaths from ozone, according to the study. 53,000 (90% CI: 24,000–95,000) PM 2.5 related premature deaths and

MIT 378

MIT Emissions Ozone Power 378

Green Car Congress

DECEMBER 10, 2016

Air pollution impairs the function of blood vessels in the lungs, according to a study of more than 16,000 patients presented at EuroEcho-Imaging 2016. The study examined the effect of air pollution on pulmonary haemodynamics (blood flow) in a population and in individuals. The population study showed a negative effect of PM 10 , PM 2.5

Pollution 150

Pollution 2016 Exhaust Ozone 150

Green Car Congress

AUGUST 21, 2009

Reducing emissions of black carbon soot and ground-level ozone would quickly make a considerable dent in the climate change problem and would also contribute to public health and protect crop yields, according to an essay in the September/October issue of Foreign Affairs. Besides a danger to breathe, ozone lowers crop yields.

Climate Change 262

Climate Change Ozone Climate Carbon 262

Green Car Congress

MAY 12, 2017

A new study quantifying emissions from a fleet of gasoline direct injection (GDI) engines and port fuel injection (PFI) engines finds that the measured decrease in CO 2 emissions from GDIs is much greater than the potential climate forcing associated with higher black carbon emissions from GDI engines. —Saliba et al. of the data.

Fleet 207

Fleet Engine Fuel Economy Global 207

Green Car Congress

OCTOBER 23, 2012

Contribution of gasoline and diesel exhaust to SOA over 0% to 50% diesel fuel use. The study determined that, depending on a region’s fuel use, diesel exhaust is responsible for 65% to 90% of vehicular-derived SOA, with substantial contributions from aromatic and aliphatic hydrocarbons. Gentner et al. Click to enlarge.

Diesel 281

Diesel Los Angeles Exhaust Gasoline 281

Green Car Congress

DECEMBER 23, 2013

A team at Ford Motor Company’s Research and Innovation Center in Dearborn conducted a detailed study of the effect of ethanol blend level in emissions, using a 2006 model Mercury Grand Marquis flexible fuel vehicle (FFV) operating on E0, E10, E20, E30, E40, E55, and E80 on a chassis dynamometer. Engine-out exhaust contains typically 1?3%

Emissions 294

Emissions Ford Exhaust Engine 294

Green Car Congress

JUNE 1, 2017

Traffic contributes more to NO x emissions in Europe than previously thought, according to a new study by a team at the University of Innsbruck. A large number of new studies have recently been published suggesting that emission levels from test stands have to be adjusted upwards. —Karl et al.

Europe 150

Europe Diesel Emissions Pollution 150

Green Car Congress

OCTOBER 20, 2012

A new study led by researchers at the University of Michigan compared regulated and unregulated emissions from both light-duty passenger car (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 Emission rates for the 1.7 L engines at idle.

Pollution 231

Pollution Diesel Emissions Engine 231

Green Car Congress

APRIL 27, 2011

The London Congestion Charging Scheme (CCS)—which charged for travel into central London and reduced traffic volume ( earlier post )—has shown little evidence that it improved air quality as well, according to Part I of a new study published by the Health Effects Institute (HEI). Resources.

London 299

London Charging Pollution Diesel 299

Green Car Congress

MAY 29, 2014

Other research has shown that carbonyls directly influence physiological response to diesel exhaust particles and can also contribute to secondary organic aerosol formation. In the Tianjin study, they team fueled a four-cylinder light-duty diesel engine fueled with CFT and DF, identifying 13 individual carbonyl compounds in the exhaust.

Coal 210

Coal Diesel Emissions Fuel 210

Green Car Congress

DECEMBER 4, 2013

The study, the Phase 2 Report of the comprehensive Advanced Collaborative Emissions Study (ACES). The study, the Phase 2 Report of the comprehensive Advanced Collaborative Emissions Study (ACES). The Phase 2 ACES study was conducted by the Southwest Research Institute in San Antonio, Texas, under the oversight of the CRC.

Diesel 296

Diesel Emissions 2004 San Antonio 296

Green Car Congress

APRIL 4, 2011

million metric tons of avoided ozone-related yield losses of major food crops; $US0.6-2.4 While reductions in particulate matter tend to produce local health benefits, the scientists found health and agricultural benefits from reduced ozone disperse more widely. trillion avoided health damage and $US1.1-4.3 Shindell et al.’s

Climate 231

Climate Standards Emissions Climate Change 231

Green Car Congress

JULY 29, 2010

Controlling soot from fossil fuels and solid biofuels may be a faster method of reducing Arctic ice loss and global warming than other options, including controlling CH 4 or CO 2 , although all controls are needed, according to a new study by Dr. Mark Z. The study will be published this week in Journal of Geophysical Research (Atmospheres).

Global 230

Global Ozone CO2 Pollution 230

Green Car Congress

JUNE 27, 2013

Among the findings of the study, published in the ACS journal Environmental Science & Technology , is that a car’s fuel efficiency and occupancy are central to whether the impact from a trip is as high as from air travel or as low as from train travel. In their study, Borken-Kleefeld et al. shorter-lived climate forcers (SLCFs).

Climate 186

Climate Diesel Emissions Climate Change 186

Green Car Congress

FEBRUARY 5, 2015

That study provided estimates of vessel traffic (numbers of vessels and transits) based on modeling of current vessel activity patterns, growth potential, and vessel projection scenarios, including diversion from other routes, and oil and gas development. more stringent requirements applicable to ships in Emission Control Areas (ECA).

Pollution 150

Pollution Emissions Fuel Mariner 150

Green Car Congress

JANUARY 28, 2014

Compared to the 2010 “Business as Usual” scenario—which includes all adopted emission control measures for the South Coast—NO x levels must be reduced by 65% and by 75% to meet the 2023 and 2032 ozone standards, respectively. All totaled, engine heat accounts for 26% of the fuel consumed, and exhaust heat accounts for another 24%.

Gas 257

Gas Climate Emissions California 257

Green Car Congress

SEPTEMBER 11, 2013

Combined FTIR and NMR studies revealed the presence of a side-on nitrosyl species in the zeolite Cu-SSZ-13. The identification of this intermediate led to the proposal of a reaction mechanism that is fully consistent with the results of both kinetic and spectroscopic studies. —Kwak et al. —János Szanyi. Feng Gao et al.

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Li-ion Diesel 2013 Water 225

Green Car Congress

OCTOBER 17, 2012

In a liquid phase, the organic materials would absorb other compounds such as ammonia or ozone very easily and then progress through a series of chemical changes (known as chemical aging) to form particles that reflect or absorb sunlight, or form clouds. The two particles chosen for this study, ?-pinene —Kuwata Mikinori.

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Climate Global Ozone Water 252

Cars That Think

NOVEMBER 16, 2021

Everyone solemnly agreed, again, to follow the science, which has shown in exhaustive detail that humanity will suffer from heat, fire, floods, and droughts if the world warms beyond 1.5° C above pre-industrial levels. Yet if countries continue on their present course, the world will likely have warmed by 2.7°

Climate 145

Climate Climate Change Mariner Pollution 145

Green Car Congress

MAY 6, 2010

CRC E-87) A study by Orbital in Australia has documented the issue of accelerated catalyst aging with intermediate ethanol blends. A-67 (Estimating Ozone from Fuel Reformulation) and A-73 (Emissions Modeling and Air Quality Modeling) are the two CRC programs that will address this subject. Catalyst durability and degradation.

Vehicles 186

Vehicles Emissions 2010 Australia 186

Green Car Congress

SEPTEMBER 14, 2015

California’s and, potentially, EPA’s move toward further heavy-duty NO x reductions to meet National Ambient Air Quality Standards for ozone will be critical. Studies, some of which are under way that contribute to this objective, should strive to answer questions such as what fuel properties (e.g.,

MPG 150

MPG Fuel 2009 Miles 150

Green Car Congress

AUGUST 30, 2009

80.27, “high ozone season” means the period from June 1 to September 15 of any calendar year and “regulatory control period” means the period from May 1 to September 15 of any calendar year. The result is more efficient combustion, cooler running engines, lower exhaust temperatures, and increased longevity of engine life. 40 CFR § 80.27

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Transportation Fuel Renewable Gasoline-Electric 317