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 Cleaning Clean 186

Green Car Congress

MAY 15, 2020

General Motors expects its Spring Hill Manufacturing plant will be powered by 100% solar energy beginning in late 2022. A green tariff agreement with the Tennessee Valley Authority is expected to supply up to 100 megawatts of solar energy per year, or the amount of electricity consumed by 18,000 United States households annually.

GM 497

GM Solar Powered Power 497

Green Car Congress

MAY 5, 2015

New airborne measurements downwind from an Archer Daniels Midland fuel ethanol plant in Decatur, Illinois, show that ethanol emissions are 30 times higher than government baseline estimates. VOCs and nitrogen oxides react with sunlight to form ground-level ozone, the main component of smog. That is where this study fits in.

Ozone 150

Ozone Emissions Colorado Coal 150

Green Car Congress

SEPTEMBER 15, 2020

The US Environmental Protection Agency (EPA), USDepartment of Justice (DOJ), and California Air Resources Board (CARB) announced a proposed settlement with Daimler AG and its American subsidiary Mercedes-Benz USA, LLC resolving alleged violations of the Clean Air Act and California law associated with emissions cheating.

District of Columbia 286

District of Columbia Emissions Diesel Mercedes 286

Green Car Congress

JANUARY 28, 2014

Five technology paths for very-low-NO x and GHG emissions from heavy-duty natural gas engines. The “Pathways to Near-Zero-Emission Natural Gas Heavy Duty Vehicles” report, authored by GNA on behalf of Southern California Gas Co. An 80% reduction of GHG emissions is targeted for 2050, relative to 1990 levels. Click to enlarge.

Gas 257

Gas Climate Emissions California 257

Green Car Congress

DECEMBER 23, 2013

FTP cycle-weighted tailpipe emissions of N 2 O, NO x , and the sum of NMOG and NO x. The minimum in NO x and NMOG emissions for midlevel ethanol blends points to future opportunities for emission reductions from FFVs. Credit: ACS, Hubbard et al. Click to enlarge. E40); and the new range for high-level ethanol blends (E55, E80).

Emissions 294

Emissions Ford Exhaust Fuel 294

Green Car Congress

APRIL 1, 2009

The global market for rocket launches may require more stringent regulation in order to prevent significant damage to Earth’s stratospheric ozone layer in the decades to come, according to a new study by researchers in California and Colorado. Darin Toohey.

Ozone 150

Ozone Los Angeles Colorado Corporation 150

Green Car Congress

MARCH 21, 2012

DOE is seeking applicants for this funding to demonstrate cost-effective zero emission cargo transport (ZECT) systems and collect detailed performance and cost data to analyze the benefits and viability of this approach to freight transportation. systems in roadbeds or rail lines that propel trucks or trains.

Transportation 231

Transportation Emissions Vehicles Ozone 231

Green Car Congress

FEBRUARY 5, 2020

The transportation sector was responsible for over 7 million tons of NO x emissions in the US in 2014, with 50% of this sector’s NO x attributed to heavy-duty on- and off-road vehicles and equipment. NO x is a precursor for both ground level ozone and secondary PM 2.5 Source of data: US EPA (2019). Chart: MECA.

Emissions 291

Emissions Diesel Engine 2010 291

Green Car Congress

MAY 29, 2014

There was no significant difference in the profiles of total carbonyl emissions between CFT and DF. However, the use of CFT resulted in a remarkable reduction in carbonyl emissions in comparison with using DF. lower ozone formation potential of the carbonyl compounds present than DF under the identical operating conditions.

Coal 210

Coal Diesel Emissions Fuel 210

Green Car Congress

SEPTEMBER 6, 2020

Asphalt is a near-ubiquitous substance—it’s found in roads, on roofs and in driveways—but its chemical emissions rarely figure into urban air quality management plans. Asphalt’s life cycle and temperature-dependent emissions. (A) Emissions rose markedly with moderate solar exposure (e.g., —Khare et al.

Pollution 337

Pollution Los Angeles Emissions Solar 337

Green Car Congress

JULY 11, 2013

22 kWh pack, 70 kW motor). Emission standard. Photochemical Ozone Creation Potential (kg Ethene equivalent). Quantifies the production of pollutant ozone (? to ozone layer), the results of the reaction of sunlight on NO x and volatile organic compounds. emissions). emissions). Renault Fluence Models.

Li-ion 364

Li-ion Gasoline-Electric Ozone Diesel 364

Green Car Congress

AUGUST 22, 2014

The purpose of the federal RFG program is to improve air quality in certain areas through the use of gasoline that is reformulated to reduce motor vehicle emissions that lead to the formation of ground-level ozone.

EPA 239

EPA Gasoline Ozone District of Columbia 239

Green Car Congress

MAY 17, 2020

The entire life cycle of the passenger cars is taken into account, including the manufacture of the vehicles and the environmentally relevant emissions from driving. Deterioration of the ozone layer [kg CFC-11-eq.]. Noise emissions [Person-Pascal/second]. Sample results from Carculator. Depletion of fresh water reserves [m 3 ].

Mariner 435

Mariner Climate Change DC Cars 435

Green Car Congress

FEBRUARY 19, 2010

Radiative forcing due to perpetual constant year 2000 emissions grouped by sector for 2020 (left) and 2100 (right) showing the contribution from each species. This approach will make it easier to identify sectors for which emission reductions will be most beneficial for climate and those which may produce unintended consequences.”.

Transportation 391

Transportation Climate Change Power Powered 391

Green Car Congress

FEBRUARY 28, 2011

The US Environmental Protection Agency (EPA) has issued final approval for HFO-1234yf refrigerant ( earlier post ) in motor vehicle air conditioning systems. The chemical, which does not deplete the ozone layer, may now be used in air conditioning for new cars and light trucks. Using HFO-1234yf is one option available to automakers.

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EPA Ozone Light Climate 199

Green Car Congress

APRIL 17, 2009

The proposed cause or contribute finding concludes that that the combined emissions of CO 2 , CH 4 , N 2 O, and HFCs from new motor vehicles and motor vehicle engines contribute to the atmospheric concentrations of these key greenhouse gases and hence to the threat of climate change.

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EPA Climate Change Ozone Motoring 150

Green Car Congress

OCTOBER 16, 2015

EPA has proposed a new to reduce emissions of hydrofluorocarbons (HFCs), potent greenhouse gases used in refrigeration and air conditioning. EPA is also proposing numerous changes to the National Recycling and Emission Reduction Program. Prohibiting operation of systems normally containing 50+ lbs.

EPA 150

EPA Emissions Global Ozone 150

Green Car Congress

DECEMBER 26, 2019

New methods of testing and simulating air quality should be considered in order to help policy makers have a more accurate understanding of how emissions affect air pollution levels, new research suggests.

Emissions 170

Emissions El Paso Pollution Ozone 170

Green Car Congress

JULY 19, 2013

Higher levels of olefin mean more smog will be formed from tailpipe emissions since hydrocarbons, including olefin, react with sunlight and other pollutants to form smog. The cetane number indicates the combustion quality of a diesel fuel, and how likely it is to create excess hydrocarbon emissions.

Chevron 230

Chevron California San Jose Fuel 230

Green Car Congress

APRIL 11, 2019

Improving access to cleaner forms of transportation, like electrified public transport and active commuting by cycling and walking, would not only bring down NO 2 levels, but would also reduce asthma, enhance physical fitness, and cut greenhouse gas emissions. —Susan Anenberg.

Pollution 360

Pollution United Arab Emirates South Korea Las Vegas 360

Green Car Congress

MARCH 8, 2013

The announcement follows press reports from the Geneva Motor Show that Daimler, BMW and Volkswagen would pursue CO 2 (R744) as the refrigerant for MACs instead of R-1234yf (developed by Honeywell and DuPont). R134a replaced CFC-12 as the MAC refrigerant in the early 1990s due to the negative impact of CFCs on the Earth’s ozone layer.

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Future CO2 2009 Climate 311

Green Car Congress

SEPTEMBER 5, 2018

The staff of the California Air Resources Board (CARB) is proposing amendments to the Fill Pipes Specifications to help ensure new motor vehicle fill pipes continue to be compatible and to form a good seal with Phase II recovery nozzles that are certified for use at California gasoline stations, thereby reducing overpressure.

Gasoline 210

Gasoline Fuel Ozone Sacramento 210

Green Car Congress

JULY 11, 2011

systems in areas classified “Serious,” “Severe,” or “Extreme” for nonattainment of the ozone national ambient air quality standard (NAAQS). Vapor emissions from refueling, if allowed to escape, can contribute significantly to ground-level ozone, sometimes called smog, as well as to other types of harmful air pollution.

EPA 186

EPA Gasoline 2013 Ozone 186

Green Car Congress

OCTOBER 23, 2012

A study led by researchers at UC Berkeley has found that diesel exhaust forms about seven times more secondary organic aerosols (SOA) than gasoline exhaust for the same mass of unburned fuel emissions and, given emission factors, can be expected to form 15 times more SOA than gasoline per liter of fuel burned.

Diesel 281

Diesel Los Angeles Exhaust Gasoline 281

Green Car Congress

MAY 23, 2010

A research team from Ford Motor Company and the University of Copenhagen has performed a systematic study of the vapor pressures of single and dual-blends of different alcohols with potential to be used as biofuels, including methanol; ethanol; 1- and 2-propanol; and 1-, 2-, i -, and t -butanol. Tags: Emissions Ethanol Fuels.

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Alcohol Blend Gasoline Ozone Fuel 210

Green Car Congress

APRIL 27, 2011

Kelly and his team used a multifaceted approach to explore the impact of the Congestion Charging Scheme on air quality: a variety of emissions and exposure modeling techniques, analysis of air monitoring data, and a newly developed assay for the oxidative potential of particulate matter collected on filters at urban background and roadside monitors.

London 299

London Charging Pollution Diesel 299

Green Car Congress

JULY 14, 2017

Tata Motors Limited and MAHLE have signed a joint development agreement for designing and developing a Secondary Loop Mobile Air Conditioning System (SL-MAC), under the aegis of United Nations Environment. The new SL-MAC system, which is testing the low-GWP refrigerants, is expected to increase vehicle energy efficiency.

Motoring 170

Motoring Motors Motor Vehicles 170

Green Car Congress

DECEMBER 25, 2011

Development of sustainable communities strategies can also provide an opportunity for associated criteria pollutant emission reductions that will be needed to attain air quality standards for ozone and particulate matter as well as reduce near-roadway exposures.

Pollution 231

Pollution 2012 California 2013 231

Green Car Congress

JUNE 9, 2009

Energy consumption and GHG emissions per PKT (passenger kilometer travelled). Inventorying criteria air pollutants showed that vehicle non-operational components often dominate total emissions. Life-cycle criteria air pollutant emissions are between 1.1 The vehicle operation components are shown with gray patterns.

Light 150

Light Emissions Energy Boston 150

Green Car Congress

OCTOBER 22, 2009

The damages the committee was able to quantify were an estimated $120 billion in the US in 2005, a number that reflects primarily health damages from air pollution associated with electricity generation and motor vehicle transportation. Damages from motor vehicles and fuels. Source: “Hidden Costs of Energy”. of the estimated total.

2005 246

2005 Cost Of Energy Coal 246

Green Car Congress

SEPTEMBER 25, 2016

Among the findings of the report, “HFC-134a phase-out in the Chinese light-duty motor vehicle sector”, was that, considering the social cost of CO 2 e, up to 1 trillion RMB in costs (US$150 billion) required to address climate change could be avoided through 2050 by transitioning to low-GWP alternative MACs. relative to HFC-134a and 98.6%

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China Ozone United States Fuel Economy 150

Green Car Congress

OCTOBER 20, 2016

The children lived in communities that differed in sources and levels of the outdoor pollutants PM, NO 2 , and ozone. The team found that emissions of pollutants and their precursors, as well as ambient levels of most air pollutants, decreased over that time—in some cases significantly.

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Pollution Ozone California Emissions 150

Green Car Congress

JUNE 8, 2011

Houston, with a mix of petrochemical facilities, sprawling suburbs, and traffic jams that stretch for miles, has some of the highest levels of ground-level ozone and other air pollutants in the United States. The nighttime temperatures over the city would be lower and winds would become stronger, blowing the pollution out to the Gulf.

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Houston Pollution Wind 2000 247

Green Car Congress

JULY 19, 2009

Using biodiesel in construction vehicles offers promising environmental benefits in terms of reduced tailpipe emissions as well as reductions in fuel cycle emissions of selected pollutants, according to a new study by researchers at North Carolina State University. Local urban tailpipe emissions are estimated to be: 24% lower for HC.

Pollution 150

Pollution Vehicles North Carolina Diesel 150

Green Car Congress

OCTOBER 30, 2017

Based on their findings in a new study, researchers from the University of Washington and the University of Minnesota suggest that modifying urban form—as a means of affecting motor vehicle usage—may be a strategy to mitigate urban air pollution. is attributable to motor vehicles.

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Pollution New Zealand Minnesota Ozone 231

Green Car Congress

JANUARY 27, 2015

exhaust from heavy-duty diesel engines meeting EPA 2007 and later emissions requirements—has found no evidence of carcinogenic lung tumors. HEI is an independent, non-profit research institute funded jointly by the US Environmental Protection Agency (EPA) and the worldwide motor vehicle industry. Earlier post.)

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Exhaust Diesel Engine 2007 150