Green Car Congress

JUNE 17, 2016

As California continues to reduce local sources of ozone, ozone entering the state from the Pacific makes up a larger fraction of measured ozone levels. An ozonesonde is a balloon which measures ozone from the surface to more than 10 kilometers above the ground.

San Jose 150

San Jose Ozone Universal Transportation 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). —Susan Anenberg.

Pollution 360

Pollution United Arab Emirates South Korea Las Vegas 360

Green Car Congress

JUNE 26, 2022

The rapidly growing space industry may have a greater climate effect than the aviation industry and undo repair to the protective ozone layer if left unregulated, according to a new study led by UCL and published in the journal Earth’s Future as an open-access paper. The space industry is one of the world’s fastest growing sectors.

Climate 428

Climate Ozone Industrial Industry 428

Green Car Congress

AUGUST 12, 2016

The first peer-reviewed study to directly quantify how emissions from oil and natural gas (O&NG) activities influence summertime tropospheric ozone (O 3 ) pollution in the Colorado Front Range confirms that chemical vapors from oil and gas activities are a significant contributor to the region’s chronic ozone problem.

Ozone 150

Ozone Oil Gas Emissions 150

Green Car Congress

SEPTEMBER 4, 2014

Ozone, the main component of smog, is a plant-damaging pollutant formed by emissions from vehicles, cooking stoves and other sources. New research shows that ozone pollution damaged millions of tons of wheat, rice, soybean and cotton crops in India in 2005. Smog in India. Credit: Mark Danielson/Flickr.

Ozone 239

Ozone 2005 India Pollution 239

Green Car Congress

MAY 5, 2014

Ozone pollution across the continental United States will become far more difficult to keep in check as temperatures rise, according to new work led by the National Center for Atmospheric Research (NCAR). Ozone formation. Even short periods of unhealthy ozone levels can cause local death rates to rise.

Ozone 199

Ozone Climate Change Pollution Climate 199

Green Car Congress

FEBRUARY 16, 2018

The results, published in an open-access paper in the journal Science , suggest that the focus of efforts to mitigate ozone formation and toxic chemical burdens need to be adjusted, the authors suggested. Even so, lotions, paints and other products contribute about as much to air pollution as does the transportation sector.

Pollution 264

Pollution Transportation Production Los Angeles 264

Green Car Congress

JUNE 8, 2023

In a recent open-access paper published in ACS’ Environmental Science & Technology , researchers from the University of York report that alcohols in windshield washer fluid account for a larger fraction of real-world vehicle emissions than previous estimates have suggested. the products used for “car care,” such as windshield washer fluid.

Emissions 397

Emissions Exhaust Cars Ozone 397

Green Car Congress

MARCH 11, 2013

Researchers from Rice University and the US Environmental Protection Agency (EPA) report in a paper in the journal Atmospheric Chemistry that particularly in Northeastern cities, ozone levels dropped even beyond what was anticipated by cutting emissions of NO x from 2002 to 2006. This is good news. —Daniel Cohan, co-author.

Ozone 218

Ozone EPA 2002 2006 218

Green Car Congress

OCTOBER 28, 2010

The two combine in the atmosphere to make either nitric acid or peroxynitrous acid; the so-called branching ratio of these two chemicals is important in models of ozone production. has fully characterized a key chemical reaction that affects the formation of pollutants in smoggy air in urban areas. Credit: Caltech/Mitchio Okumura.

Ozone 210

Ozone Los Angeles Pollution California 210

Green Car Congress

SEPTEMBER 27, 2015

The study found that 60% of the winter primary hydrocarbon hydroxyl radical reactivity in London is from those diesel-related hydrocarbons; the authors predicted that the longer-chain HCs contribute up to 50 % of the ozone production potential in London.

London 150

London Pollution Diesel Emissions 150

Green Car Congress

AUGUST 25, 2013

The approximate linear relationship for each region is notable, suggesting that the dependence of urban NO 2 pollution upon population follows a power law scaling with population. Even though larger cities are typically more energy efficient with lower per-capita emissions, more people still translates to more pollution.)

Pollution 261

Pollution Power Powered India 261

Green Car Congress

AUGUST 11, 2016

In “Estimated Excess Morbidity and Mortality Caused by Air Pollution above ATS Recommended Standards, 2011-2013,” published online in the August edition of Annals of the American Thoracic Society , researchers report on the annual health benefits of meeting more protective standards recommended by the ATS for O 3 and PM 2.5.

Pollution 150

Pollution Standards Ozone EPA 150

Green Car Congress

JULY 22, 2010

Illustration of projected ozone changes in the South Coast region due to climate change in 2050. Areas in orange and red could see ozone concentrations elevated by 9 to 18 parts per billion. Our study reveals that climate change and regional air pollution are intertwined problems. Click to enlarge.

Climate Change 199

Climate Change Ozone Climate California 199

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 ?5,000

MIT 378

MIT Emissions Ozone Power 378

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

MARCH 27, 2010

The Asian monsoon circulation provides an effective pathway for pollution from Asia, India, and Indonesia to enter the global stratosphere, according to a new international study led by scientists at the National Center for Atmospheric Research (NCAR) in Boulder, Colo. NCAR scientist William Randel, the lead author.

Pollution 246

Pollution Asia Indonesia Ozone 246

Green Car Congress

JULY 18, 2022

The study was performed by a team from the University of California at Riverside (UCR) Bourns College of Engineering – Center for Environmental Research and Technology (CE-CERT). The E10 fuels were blended together in four equal parts to create the final E10 fuel. The study used two fuels—an E10 and E15.

Fuel Economy 186

Fuel Economy Economy Fuel Ozone 186

Green Car Congress

MARCH 22, 2018

However, emissions do not just remain in conurbations; particles and gaseous pollutants can be transported thousands of kilometers by the wind. The University of Bremen is the scientific base of the international project known as EMeRGe (Effect of Megacities on the transport and transformation of pollutants on the Regional and Global scales).

Emissions 268

Emissions Taiwan Asia Ozone 268

Green Car Congress

JULY 24, 2009

A) shows the base case peak concentrations for O 3 (ozone), ClNO and HCl in parts-per-billion by volume (ppbv). (B) Under extreme circumstances, this previously unknown chemistry could account for up to 40 parts per billion (ppb) of ozone; the current US Environmental Protection Agency (EPA) 8-hour average standard is 75 ppb.

Ozone 150

Ozone Pollution 2009 Coal 150

Green Car Congress

JUNE 27, 2017

According to a new study led by a team at Duke University, airborne particulate matter and dust are cutting solar photovoltaic energy output by more than 25% in certain parts of the world, with roughly equal contributions from ambient PM and PM deposited on photovoltaic surfaces. Credit: ACS, Bergin et al. Click to enlarge.

Solar 218

Solar Energy Global Production 218

Green Car Congress

JUNE 27, 2011

This summer two NASA research airplanes will fly over the Baltimore-Washington region and northeast Maryland as part of a mission to enhance the capability of satellites to measure ground-level air quality from space. The flights will be supported by the US Environmental Protection Agency (EPA) and will aid EPA in monitoring pollutants.

Ozone 186

Ozone Maryland Pollution Baltimore 186

Green Car Congress

MAY 8, 2011

In the first empirical study using satellite measurements to explore the relationship between urban form and air pollution, a team from the University of Minnesota has found that cities with highly contiguous built-up areas have, on average, lower concentrations of nitrogen dioxide (NO 2 , a key component of urban air pollution).

Pollution 225

Pollution Ozone Minnesota Global 225

Green Car Congress

JULY 29, 2010

Jacobson at Stanford University. Jacobson used a computer model of global climate, air pollution and weather that he developed over the last 20 years and updated to include additional atmospheric processes to analyze how soot can heat clouds, snow and ice. Mark Jacobson. He also found that soot emissions kill more than 1.5 Jacobson, J.

Global 230

Global Ozone CO2 Pollution 230

Green Car Congress

SEPTEMBER 8, 2011

The burning of coal releases more carbon dioxide than other fossil fuels, as well as comparatively high levels of other pollutants, including sulfur dioxide, nitrogen oxides, and particles such as ash. This particle effect is a double-edged sword because reducing them is a good thing in terms of lessening air pollution and acid rain.

Coal 334

Coal Climate Gas Global 334

Green Car Congress

APRIL 21, 2011

The US NOAA (National Oceanic and Atmospheric Administration) part of the study, called the Soot Transport, Absorption, and Deposition Study (STADS), will be conducted between 7 April and 6 May, using NOAA’s two Manta aircraft. In addition to its impacts on snow and ice, black carbon is an air pollutant.

Climate 199

Climate International Ozone Norway 199

Cars That Think

DECEMBER 19, 2021

Up there, 10 to 50 kilometers above the Earth’s surface, ozone molecules absorb the sun’s ultraviolet light, protecting life far below. Even less is understood about the potential risks to people and the environment—could the particles deplete the ozone layer, for example, or significantly alter the weather?

Ozone 122

Ozone Solar Climate Change Climate 122

Green Car Congress

JUNE 8, 2011

New research by a team from the US, China and Japan focusing on the Houston, Texas area suggests that widespread urban development alters weather patterns in a way that can make it easier for pollutants to accumulate during warm summer weather instead of being blown out to sea. ““The very existence of the Houston area favors stagnation.”

Houston 247

Houston Pollution Wind 2000 247

Green Car Congress

JULY 8, 2014

Decision and rule making at the state and national levels in the US have been informed in part by limited, out of date, and sometimes incomplete emission inventories and self-reported industry data. jobs vs environmental stewardship). jobs vs environmental stewardship). —Moore et al. Moore et al.

Gas 218

Gas Oil-Sands Emissions Oil 218

Green Car Congress

JANUARY 27, 2015

The Advanced Collaborative Emissions Study (ACES), released today by the Health Effects Institute (HEI), also confirmed that the concentrations of particulate matter and toxic air pollutants emitted from NTDE are more than 90% lower than emissions from traditional older diesel engines (TDE). Earlier post.)

Exhaust 150

Exhaust Diesel Engine 2007 150

Green Car Congress

FEBRUARY 19, 2010

Cars, buses, and trucks release pollutants and greenhouse gases that promote warming, while emitting few aerosols that counteract it. But such efforts are also eliminating some of the cooling effect of such pollution, eliminating a form of inadvertent geoengineering that has likely counteracted global warming in recent decades.

Transportation 391

Transportation Climate Change Power Powered 391

Green Car Congress

SEPTEMBER 1, 2012

Black carbon is part of a group of pollution sources known as Short-Lived Climate Forcers (SLCFs), including methane gas and ozone, which are produced on earth. Cappa, a professor of engineering at the University of California, Davis, and Timothy B. Earlier post.). Led by principal investigators Christopher D.

Climate 261

Climate Climate Change Carbon Boston 261

Green Car Congress

JULY 7, 2017

The largest systematic study ever conducted of human volunteers exposed to ozone air pollution has found no evidence of effects on the heart in its healthy, older participants, but did find effects on the volunteers’ ability to breathe, even at low ambient levels. Possible pathways by which ozone may cause adverse health effects.

Ozone 150

Ozone San Francisco North Carolina Pollution 150

Cars That Think

JULY 20, 2021

In recent years, there has been growing concern over the use of data and the potential for “data pollution," where an abundance of data storage and its subsequent use or misuse might work against the public interest. Photo-Illustration: Chad Hagen; Original Photo: Universal Images Group/Getty Images. military bases.

Chad 98

Chad London Iceland Ozone 98

Green Car Congress

AUGUST 31, 2015

Particulate matter and NO 2 air pollution are associated with increased risk of severe heart attacks despite being within European recommended levels, according to research presented at ESC Congress by Dr. Jean-Francois Argacha, a cardiologist at University Hospital Brussels (UZ Brussel-Vrije Universiteit Brussel), in Belgium.

Pollution 150

Pollution Belgium Ozone Congress 150

Green Car Congress

APRIL 29, 2016

The Bakken Formation, a shale oil and gas field in North Dakota and Montana, is emitting roughly 2% (about 250,000 tons per year) of the globe’s ethane, according to new study led by researchers at the University of Michigan. Hydrocarbons react with NO x and sunlight to produce ozone. Ground-level ozone leads to poor air quality.

Global 150

Global Ozone Emissions North Dakota 150

Cars That Think

DECEMBER 16, 2022

There is an exception to that in the category of what they call super pollutants, the very powerful but shorter-lived gases and chemicals that come from things like fertilizer production, methane. So those are really important, and those are a little bit different. And that was based on observations of volcanoes. They also mix with clouds.

Climate 72

Climate IDEA Mariner Carbon 72