Green Car Congress

MAY 1, 2018

NO x emissions have not been decreasing as expected in recent years (2011–2015) when comparing top-down estimates from satellites and surface NO 2 measurements to the trends predicted from the US Environmental Protection Agency’s emission inventory data, according to a new study by an international team of researchers.

Emissions 150

Emissions Ozone Pollution EPA 150

Green Car Congress

MARCH 14, 2019

NO x emissions in California are the most important contributor to ambient ozone and a key contributor to fine particulate matter pollution (PM 2.5 NO x emissions in California are the most important contributor to ambient ozone and a key contributor to fine particulate matter pollution (PM 2.5 2012: Q2 2019.

Convert 236

Convert Gasoline Ozone Dodge 236

Green Car Congress

AUGUST 18, 2020

A new study led by researchers from Northwestern University projects that if electric vehicles replaced 25% of combustion engine cars currently on the road, the United States would save approximately $17 billion annually by avoiding damages from climate change and air pollution. Peters, D. Schnell, J. Kinney, P.

Climate Change 261

Climate Change Pollution Climate 2014 261

Green Car Congress

MAY 15, 2017

A new international study has found that laboratory tests of nitrogen oxide emissions from diesel vehicles significantly underestimate the real-world emissions by as much as 50%. Those markets include Australia; Brazil; Canada; China; the European Union; India; Japan; Mexico; Russia; South Korea; and the United States.

Diesel 230

Diesel International Emissions Ozone 230

Green Car Congress

MAY 26, 2018

Over the next 10 years this plan will put in place not only tools to clean up VW’s excess emissions, but also to help achieve further reductions of smog-forming pollution for decades to come. The mitigation plan approved by CARB will invest primarily in zero emission replacements for heavy-duty trucks, buses and equipment.

Ozone 277

Ozone Vehicles California Emissions 277

Green Car Congress

FEBRUARY 16, 2018

Consumer products such as shampoo, cleaning products and paint now contribute as much to emitted volatile organic compounds (VOCs) in cities as tailpipe emissions from vehicles, according to a new study led by NOAA. Total VOC emission factors for end uses of petrochemical sources in the study. McDonald et al. Click to enlarge.

Pollution 264

Pollution Transportation Production Los Angeles 264

Green Car Congress

OCTOBER 20, 2018

and ozone from a 21-year computer simulation of air pollution across the US. and ozone to the geographical areas in which people live and the causes of death in those areas, using data from the Centers for Disease Control and Prevention, to estimate deaths from air pollution during the period. Hogrefe, C., Roselle, S. and Wong, D.

Pollution 265

Pollution 2010 Ozone North Carolina 265

Green Car Congress

APRIL 29, 2013

In its recently released Inventory of US Greenhouse Gas Emissions and Sinks: 1990 – 2011 ( earlier post ), the US Environmental Protection Agency (EPA) reported that methane (CH 4 ) emissions from the field production of natural gas have declined by 36% from 2007 to 2011 (from 83.1 CH 4 emissions represented 8.8%

2007 285

2007 2011 EPA Gas 285

Green Car Congress

MARCH 1, 2011

will pay a civil penalty of $2 million to resolve claims that the company imported and sold nearly 80,000 nonroad engines and equipment from China that did not meet standards under the Clean Air Act. The engines and equipment were sold to businesses and individuals through Wood Sales Company Inc. and Tool Mart, Inc. and Tool Mart, Inc.

Clean 186

Clean Cleaning District of Columbia Standards 186

Green Car Congress

FEBRUARY 28, 2011

will pay a civil penalty of $2 million to resolve claims that the company imported and sold nearly 80,000 nonroad engines and equipment from China that did not meet standards under the Clean Air Act. The engines and equipment were sold to businesses and individuals through Wood Sales Company Inc. and Tool Mart, Inc. and Tool Mart, Inc.

Clean 186

Clean Cleaning District of Columbia Standards 186

Blink Charging

SEPTEMBER 12, 2023

The transition away from gasoline and diesel vehicles to electric vehicles (EVs) is going full throttle in the United States, and that includes the iconic yellow school bus. Roughly half a million school buses transport about 20 million students each school day in the United States, and nearly all those buses currently run on diesel.

Fleet 123

Fleet Pollution Diesel Ozone 123

Green Car Congress

SEPTEMBER 25, 2016

HFO-1234yf (2,3,3,3-tetrafluoropropene, GWP-100 HFC-152a (1 ,1-difluoroethane, GWP-100 = 167, provides an effective unit mass GWP-100 reduction of 89.2% relative to CFC-12); and CO 2 , GWP-100 = 1, provides an effective unit mass GWP-100 reduction of more than 99.9% relative to HFC-134a and 98.6% relative to both HFC-134a and CFC-12).

China 150

China Ozone Chinese United States 150

Blink Charging

NOVEMBER 28, 2023

Vehicle fleets across the United States are transitioning from internal combustion engine (ICE) to electric vehicles, and that includes school bus fleets. Electric school buses have no tailpipe emissions, so students are not directly exposed to harmful vehicle fumes when on or near the bus. Ready to get started?

Fleet 60

Fleet Electric Electrical United States 60

Green Car Congress

JUNE 27, 2011

The P-3B, a four-engine turboprop that returned recently from a deployment to the Arctic, will carry a suite of nine instruments, while a smaller two-engine UC-12 (military version of the King Air) will carry two instruments. Both aircraft will measure ozone and a mixture of soot and PM.

Ozone 186

Ozone Maryland Pollution Baltimore 186

Green Car Congress

JUNE 27, 2017

With colleagues at the Indian Institute of Technology-Gandhinagar (IITGN) and the University of Wisconsin at Madison, Michael Bergin, professor of civil and environmental engineering at Duke University and lead author of the study, measured the decrease in solar energy gathered by the IITGN’s solar panels as they became dirtier over time.

Solar 218

Solar Energy Global Production 218

Green Car Congress

FEBRUARY 12, 2016

In the context of the Global Burden of Disease 2013 study ( earlier post ), researchers from Canada, the United States, China and India quantified air pollution levels and attributable health impacts for 188 countries for the period 1990-2013. They found that in 2013 there were 2.9 million deaths (5.3% million deaths in 2013.

Pollution 150

Pollution Coal Asia India 150

Green Car Congress

MARCH 18, 2019

Commercial workboat engines are staying in service more than two times longer than predicted by the US Environmental Protection Agency (EPA), according to new research from the Diesel Technology Forum (DTF) and Environmental Defense Fund (EDF). This report underscores that more, older engines remain in service today.

Mariner 223

Mariner EPA Emissions Engine 223

Green Car Congress

SEPTEMBER 14, 2015

The Partnership aims to “ accelerate the introduction of advanced truck and bus technologies that use less fuel, have greater fuel diversity, operate more safely, are more reliable, meet future emissions standards, and are cost effective.” The 21CTP was formed in 2001 to reduce fuel usage and emissions in trucks of Classes 3 through 8.

MPG 150

MPG Miles 2009 Fuel 150

Cars That Think

AUGUST 16, 2021

Although the United States chose not to participate in the development of the Concorde, in 1963 President John F. The Concorde went on to serve various destinations, including some in the United States, flying at supersonic speeds only over water. Kennedy announced plans to develop a U.S. supersonic airliner.

Oklahoma City 113

Oklahoma City Ozone Oklahoma Fuel 113

Green Car Congress

DECEMBER 19, 2012

A view of the inside of the CitiSense sensor: the three cylindrical components detect ozone, nitrogen dioxide and carbon monoxide. The CitiSense sensors detect ozone, nitrogen dioxide and carbon monoxide, the most common pollutants emitted by cars and trucks. —Nikzad et al. Click to enlarge. User interface. Click to enlarge.

Pollution 236

Pollution San Diego Ozone 2012 236

Green Car Congress

AUGUST 30, 2009

The Brazilian experience shows that the presence of small (<10%) amounts of water in the fuel does not in itself cause a greater tendency to misfire in spark ignition engines than a proportionate leaning of the fuel/air mixture would do, provided that the vapor pressure of the hydrated ethanol at the ambient temperature is high enough.

Transportation 317

Transportation Fuel Renewable Gasoline-Electric 317

Cars That Think

NOVEMBER 16, 2021

If they meet all the pledges they've made for emission reductions by 2030, global temperature rise will be at 2.4° Wanser: We start from the point of view of public safety, which is a concept in international environmental law and environmental law in the United States. Hardly the breakthroughs we need to stave off disaster.

Climate 144

Climate Climate Change Mariner Pollution 144

Green Car Congress

OCTOBER 4, 2011

In the absence of major technological innovations or policy changes, the United States is unlikely to meet cellulosic biofuel mandates under the current Renewable Fuel Standard (RFS2) by 2022, according to a new report from the National Research Council. Greenhouse gas emissions.

Renewable 252

Renewable Tax Credit Conversion Standards 252

Green Car Congress

MAY 5, 2016

The State of California is awarding $23.6 million to the South Coast Air Quality Management District (SCAQMD) for a statewide zero-emission drayage truck development and demonstration project. The proposal will support the development of three different zero emission truck propulsion configurations.

Peterbilt 150

Peterbilt Kenworth California BYD 150

Green Car Congress

MARCH 8, 2013

Reducing the greenhouse gas emissions from MACs have been under investigation since the late 1990s; cars equipped with R134a (tetrafluoroethane) MAC systems produce emissions corresponding to 7 grams of CO 2 per driven kilometer. That was the report is the third SAE report to evaluate the new refrigerant.

Future 311

Future CO2 Climate 2009 311

Cars That Think

DECEMBER 16, 2022

Eliza Strickland: Man-made climate change is already reshaping our planet, and carbon emissions aren’t coming down fast enough to stave off real disaster in the decades to come. But rather than giving into despair, some engineers, policymakers, and activists are pursuing a novel strategy. Transcript.

Climate 69

Climate IDEA Mariner Carbon 69

Green Car Congress

OCTOBER 23, 2012

The United States and California state averages shown are based on total on- and off-road use. The use of petroleum-derived fuels is an important source of reactive gas-phase organic carbon that provides key precursors to the formation of secondary OA (SOA) and tropospheric ozone. Gentner et al. Click to enlarge.

Diesel 281

Diesel Los Angeles Exhaust Gasoline 281

Green Car Congress

MAY 3, 2016

Deploy more than 100,000 zero-emission vehicles/equipment and maximize near-zero by 2020. The Executive Order directs the state agencies to pursue a shared vision to “ improve freight efficiency, transition to zero-emission technologies and increase the competitiveness of California’s freight system.

California 150

California Pollution Concept Transportation 150