2017, Ozone, Pollution and Universal

Harvard/Nanjing study: China’s war on PM2.5 pollution is causing more severe ozone pollution

Green Car Congress

JANUARY 3, 2019

In early 2013, the Chinese government declared a war on air pollution and began instituting stringent policies to regulate the emissions of PM 2.5. Paulson School of Engineering and Applied Sciences (SEAS) and the Nanjing University of Information Science & Technology (NUIST), found that while PM 2.5 But the rapid reduction of PM 2.5

Ozone

Ozone Pollution China Chinese

Study: ozone levels higher across China than in other countries tracking the air pollutant

Green Car Congress

SEPTEMBER 4, 2018

In China, people breathe ozone-laden air two to six times more often than people in the United States, Europe, Japan, or South Korea, according to a new international study published in Environmental Science & Technology Letters. 2017 for one ozone metric. 2017 are included.

Ozone

Ozone Pollution China South Korea

China study connects ozone pollution to cardiovascular health

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JULY 17, 2017

Exposure to ozone, long associated with impaired lung function, is also connected to health changes that can cause cardiovascular disease such as heart attack, high blood pressure and stroke, according to a new study of Chinese adults. The findings associated ozone exposure with markers of platelet activation and increased blood pressure.

Ozone

Ozone Pollution Connect Connected

Study finds that current approach to limiting wintertime pollution may initially backfire

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MAY 10, 2019

The processes that create ozone pollution in the summer can also trigger the formation of wintertime air pollution, according to a new study from researchers at the University of Colorado Boulder and NOAA, in partnership with the University of Utah. —Womack et al. To combat wintertime PM 2.5

Pollution

Pollution Ozone Utah Denver

Study links ambient PM2.5 and ozone specifically caused by vehicle exhaust emissions to ~361,000 premature deaths worldwide in 2010 and ~385,000 in 2015

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MARCH 1, 2019

and ozone deaths, associated mortality rates, and population in G20 economies in 2015. and ozone worldwide in 2010 and ~385,000 in 2015, equivalent to 11.7% and ozone premature deaths in 2010 and 11.4% and ozone concentrations from transportation emissions resulted in 7.8 Transportation-attributable PM 2.5 Together, PM 2.5

Ozone

Ozone 2015 2010 Exhaust

Satellite method provides insight into ozone-NOx-VOCs sensitivity for different locations

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NOVEMBER 7, 2017

Ozone pollution near Earth’s surface is one of the main ingredients of summertime smog. It is also not directly measurable from space due to the abundance of ozone higher in the atmosphere, which obscures measurements of surface ozone. —Jin et al.

Ozone

Ozone Insight Netherlands North America

Study finds modifying urban form may be a strategy to reduce air pollution

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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. —Bechle et al.

Pollution

Pollution New Zealand Minnesota Ozone

National Academies report finds EPA’s controlled human exposure studies of air pollution are warranted

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MARCH 29, 2017

CHIE participants are exposed to one or several common air pollutants usually for a few hours at concentrations that are not expected to produce adverse responses. The NAAQS process has broad health importance because it regulates the outdoor air concentrations of those pollutants. 2009 to Oct.

Pollution

Pollution Ozone EPA San Francisco

HEI: 95%+ of world’s population live in areas of unhealthy air

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APRIL 18, 2018

Air pollution is the leading environmental cause of death worldwide according to the State of Global Air 2018 , the annual report and interactive website published by the Health Effects Institute (HEI). Population-weighted seasonal average ozone concentrations in 2016. million early deaths from outdoor air pollution in 2016.

Pollution

Pollution Coal 2016 India

HALO research aircraft measuring the emissions of megacities in EmeRGe project

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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

Emissions Taiwan Asia Ozone

New international study finds lab testing of diesel NOx emissions underestimates real-world levels by up to 50%

Green Car Congress

MAY 15, 2017

in collaboration with scientists at the University of York’s Stockholm Environment Institute (SEI); University of Colorado; and the International Institute for Applied Systems Analysis, assessed 30 studies of vehicle emissions under real-world driving conditions in 11 major vehicle markets representing 80% of new diesel vehicle sales in 2015.

Diesel

Diesel International Emissions Ozone

Study finds anthropogenic PM and dust undercutting global solar energy production

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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

Solar Energy Global Production

São Paulo study finds concentration of ultrafine particulates rose by 1/3 in switch from ethanol to gasoline

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JULY 17, 2017

Geiger and Alberto Salvo, an associate professor of economics at the National University of Singapore, led the study—their second with São Paulo big data. Officials, Geiger said, will need to weigh the increase in ozone against the decrease in nanoparticles when ethanol is used. are not regulated. Nature Communications.

Gasoline

Gasoline Singapore Brazil Ozone

UMD-led study finds China’s SO2 emissions down 75% since 2007, India’s up 50%; India may now be the top SO2 emitter

Green Car Congress

NOVEMBER 13, 2017

Although China and India remain the world’s largest consumers of coal, a new University of Maryland-led study found that China’s sulfur dioxide emissions fell by 75% since 2007, while India’s emissions increased by 50%. Sulfur dioxide is an air pollutant that causes acid rain, haze and many health-related problems.

India

India 2007 Emissions Aura

Study finds air quality models significantly underestimate traffic as source of NOx in Europe

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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. It has been a challenge to determine how much each polluter contributes to the emission output. The majority of the emissions is caused by diesel cars. —Karl et al.

Europe

Europe Diesel Emissions Pollution

Test of Planet-Cooling Scheme Could Start in 2022

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

Ozone Solar Climate Change Climate

Study: air pollution along Utah’s Wasatch Front causes more than 200 pneumonia cases each year

Green Car Congress

JANUARY 11, 2018

Air pollution trapped along the Wasatch Front by winter inversions is estimated to send more than 200 people to the emergency room with pneumonia each year, according to a study by University of Utah Health and Intermountain Healthcare. The relationship of air pollution to the severity of pneumonia was particularly striking.

Pollution

Pollution Utah Ozone 2017

HEI study finds no heart effects of ozone exposure in healthy older adults; lungs affected at relatively low exposures

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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

Ozone San Francisco North Carolina Pollution

Study finds fleet switch from PFI to GDI engines will result in net reduction in global warming

Green Car Congress

MAY 12, 2017

The study, by a team of researchers from Carnegie Mellon University, University of Georgia, Aerodyne Research, California Air Resources Board (ARB), Ohio State University, UC Berkeley, and UC San Diego is published in the ACS journal Environmental Science & Technology. We estimate ozone and SOA formation potential.

Fleet

Fleet Engine Global Fuel Economy

EV Driven

Harvard/Nanjing study: China’s war on PM2.5 pollution is causing more severe ozone pollution

Study: ozone levels higher across China than in other countries tracking the air pollutant

China study connects ozone pollution to cardiovascular health

Study finds that current approach to limiting wintertime pollution may initially backfire

Study links ambient PM2.5 and ozone specifically caused by vehicle exhaust emissions to ~361,000 premature deaths worldwide in 2010 and ~385,000 in 2015

Satellite method provides insight into ozone-NOx-VOCs sensitivity for different locations

Study finds modifying urban form may be a strategy to reduce air pollution

National Academies report finds EPA’s controlled human exposure studies of air pollution are warranted

HEI: 95%+ of world’s population live in areas of unhealthy air

HALO research aircraft measuring the emissions of megacities in EmeRGe project

New international study finds lab testing of diesel NOx emissions underestimates real-world levels by up to 50%

Study finds anthropogenic PM and dust undercutting global solar energy production

São Paulo study finds concentration of ultrafine particulates rose by 1/3 in switch from ethanol to gasoline

UMD-led study finds China’s SO2 emissions down 75% since 2007, India’s up 50%; India may now be the top SO2 emitter

Study finds air quality models significantly underestimate traffic as source of NOx in Europe

Test of Planet-Cooling Scheme Could Start in 2022

Study: air pollution along Utah’s Wasatch Front causes more than 200 pneumonia cases each year

HEI study finds no heart effects of ozone exposure in healthy older adults; lungs affected at relatively low exposures

Study finds fleet switch from PFI to GDI engines will result in net reduction in global warming

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