EPHA: Coronavirus threat greater for polluted cities; clean air returning to cities in lockdown

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Those living in polluted cities are more at risk from COVID-19, the European Public Health Alliance (EPHA) warned today. Air pollution can cause hypertension, diabetes and respiratory diseases, conditions that doctors are starting to link to higher mortality rates for COVID-19.

2020 96

EPA dissolves boards of pollution scientists

Green Car Reports

The EPA has dismissed two panels of outside scientists that advised the agency on particulate matter and ground-level ozone, which have been linked to smog and respiratory problems. Under acting administrator Andrew Wheeler, a former coal-industry lobbyist, analyzing those pollutants will be left to the EPA's internal Clean Air Scientific Advisory. emissions EPA air pollution

2018 78

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UB study finds link between ambient ozone exposure, artery wall thickness

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Long-term exposure to ambient ozone appears to accelerate arterial conditions that progress into cardiovascular disease and stroke, according to a new University at Buffalo study. The research is the first epidemiological study to provide evidence that ozone might advance subclinical arterial disease—injuries that occur to the artery walls prior to a heart attack or stroke—and provides insight into the relationship between ozone exposure and cardiovascular disease risk.

2019 101

TOAR shows present-day global ozone distribution and trends relevant to health; public database

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Ozone levels across much of North America and Europe dropped significantly between 2000 and 2014. People living in parts of southern Europe, South Korea and southern Japan and China also experienced more than 15 days a year of ozone levels above 70 ppb.

2018 112

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

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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.

2017 78

EPA tightens ground-level ozone standard to 70 ppb

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issued its final rule revising the National Ambient Air Quality Standards (NAAQS) for ground-level ozone to 70 parts per billion (ppb) from 75 ppb to protect public health. Ground-level ozone forms when nitrogen oxides (NO x ) and volatile organic compounds (VOCs) react in the air. EPA examined nearly 2,300 studies in this review of the ozone standards including more than 1,000 new studies published since the last review of the standards in 2008.

Ozone 78

Study estimates ~4M children worldwide develop asthma each year because of NO2 air pollution

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The study is the first to quantify the worldwide burden of new pediatric asthma cases linked to traffic-related nitrogen dioxide by using a method that takes into account high exposures to this pollutant that occur near busy roads, said Susan C.

2019 150

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

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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.

2017 78

MIT study: half of US deaths related to air pollution are linked to out-of-state emissions

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The study focuses on the period between 2005 and 2018 and tracks combustion emissions of various polluting compounds from various sectors, looking at every state in the contiguous United States, from season to season and year to year. and/or ozone.

2020 106

EPA proposes tightening primary ozone standards to range of 65-70 ppb; final rule by October 2015

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Counties where measured ozone is above proposed range of standards, based on 2011-2013 monitoring data. The US Environmental Protection Agency (EPA) is proposing tightening the ground-level 8-hour ozone (O 3 ) National Ambient Air Quality Standards (NAAQS) to within a range of 65 to 70 parts per billion (ppb), while taking comments on a level as low as 60 ppb. EPA will issue final ozone standards by 1 October 2015.

2014 91

Study: air pollution causes 800,000 extra deaths a year in Europe and 8.8 million worldwide

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Air pollution could be causing double the number of excess deaths a year in Europe than has been estimated previously, according to a study published in the European Heart Journal. Air pollution caused twice as many deaths from CVD as from respiratory diseases. and ozone.

2019 112

Are Asian emissions to blame for US ozone levels?

Green Cars News

A new international study suggests that springtime ozone levels above western North America are rising mainly because of air flowing eastward from the Pacific Ocean – a trend at its largest when the air originates in Asia. This could even make it difficult for the US to meet Clean Air Act standards for ozone pollution.

Ozone 37

Study finds US air pollution deaths nearly halved between 1990 and 2010

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A new study led by researchers at the University of North Carolina at Chapel Hill has found that deaths related to air pollution in the US were nearly halved between 1990 and 2010. We’ve invested a lot of resources as a society to clean up our air.

2018 116

Obama Administration withdraws proposed rulemaking on strengthened ozone standards

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In a statement released this morning, President Barack Obama said he has requested that US Environmental Protection Agency (EPA) Administrator Lisa Jackson withdraw the agency’s draft Ozone National Ambient Air Quality Standards (NAAQS) rulemaking. In January 2010, EPA proposed strengthening the NAAQS for ground-level ozone, the main component of smog, and said it planned to issue final standards by 31 August 2010. Overview of January 2010 proposed revisions to ozone NAAQS.

Ozone 87

Study: surface ozone in India in 2005 damaged 6M tonnes of crops, enough to feed 94M people in poverty

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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. Surface ozone pollution in India damaged 6 million metric tons (6.7 Rising emissions are causing severe ozone pollution in some of India’s most populated regions. Smog in India.

2005 82

New international Climate and Clean Air Coalition to focus on reduction of short-lived climate pollutants

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Global benefits from full implementation of measures for reduction of short-lived climate pollutants in 2030 compared to the reference scenario. The new coalition represents the first coordinated effort to treat these pollutants together, as a collective challenge.

Study Links Springtime Ozone Increases Above Western North America to Emissions in Asia

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Springtime ozone distributions for 1984, 1995–2008 in the mid-troposphere (3.0–8.0 Springtime ozone levels above western North America are rising primarily due to air flowing eastward from the Pacific Ocean, a trend that is largest when the air originates in Asia.

Study: consumer products overtake transportation as largest source of VOCs air pollution in cities

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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. Contributors to ambient air pollution in Los Angeles. (A

2018 117

CU Boulder study: routine household activities generate air quality on par with major polluted city

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Cooking, cleaning and other routine household activities generate significant levels of volatile and particulate chemicals inside the average home, leading to indoor air quality levels on par with a polluted major city, according to a study by researchers at the University of Colorado Boulder. Homes have never been considered an important source of outdoor air pollution and the moment is right to start exploring that.

2019 74

Toyota Central R&D Labs develops new ferrihydrite material that effectively removes ozone from air

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Japan) report in the journal Angewandte Chemie the development of a mesoporous two-line ferrihydrite (2LFh)—ferrihydrite is a widespread mineral composed of iron, oxygen, and water—that could lead to a new generation of ozone filters in electrostatic devices and aircraft applications.

Ozone 99

US EPA proposes San Joaquin Valley, South Coast, Southeast Desert as failing to meet one hour ozone air standard

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The US Environmental Protection Agency announced that it is proposing to find that the San Joaquin Valley, and California’s South Coast and the Southeast Desert have failed to meet the 1-hour ozone standard by their required deadlines. Children and the elderly are most impacted by ozone pollution. The 1-hour ozone standard was superseded in 2005 by the health-based 8-hour ozone standard. In 1997, the EPA first established the 8-hour ozone standard (0.08

2011 68

WHO links 7 million premature deaths annually to air pollution; 12.5% of total global deaths

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The World Health Organization now estimates that in 2012 around 7 million people died—one in eight (12.5%) of total global deaths—as a result of air pollution exposure. million deaths linked to indoor air pollution and 2.6 Outdoor pollution. Ozone.

2014 149

International study finds air pollution leads to millions of hospital visits for asthma attacks worldwide

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Air pollution—specifically PM 2.5 , ozone and NO 2 —could be to blame for up to 33 million emergency asthma attack visits to hospital a year, according to a new open-access study published in the journal Environmental Health Perspectives. The researchers aimed to estimate the number of asthma emergency room visits and new onset asthma cases globally attributable to PM 2.5 , ozone, and NO 2 concentrations. 37% and 73% of ozone and PM 2.5

2018 73

EEA report finds most Europeans in cities still exposed to levels of air pollution exceeding WHO guidelines

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The European Environment Agency’s (EEA’s) “ Air quality in Europe — 2019 report ” shows that almost all Europeans living in cities are still exposed to air pollution levels that exceed the health-based air quality guidelines (AQGs) set by the World Health Organization (WHO).

2019 85

Air pollution shame to cloud London Olympics

Green Cars News

A recent smog in the city, which cleared just in time for the opening ceremony of the Olympic Games, was the worst ozone episode in six years. Green credentials air pollution Clean Air in London smogThere is concern that London’s poor air quality could become a problem as the forecasts predict warmer days to come. Since then, the damp, cool conditions with a [.].

Ozone 46

Study first to quantify amount of US pollution resulting from Chinese manufacturing for exports

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Average annual percentage of black carbon pollution related to Chinese exports. Dust, ozone and carbon can accumulate in valleys and basins in California and other Western states. The product doesn’t contain the pollution, but creating it caused the pollution.

2014 134

EPA Climate Change Adaptation Plan sees likely increase in tropospheric ozone, with more difficulty in attaining NAAQS in many areas

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Among the many climate-related vulnerabilities that can impact its mission, the US Environmental Protection Agency (EPA) cites a likely increase in tropospheric ozone pollution as potentially making it more difficult to attain National Ambient Air Quality Standards ( NAAQS ) in many areas with existing ozone problems. clean air, safe drinking water) are sensitive to changes in weather and climate.

EPA Proposes New Tougher Ground-Level Ozone Standards

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Counties projected to violate proposed Primary 8-hour Ground-Level Ozone Standards in 2020. The United States Environmental Protection Agency has proposed the strictest standards to date for ground-level ozone. Ground-level ozone forms when emissions from industrial facilities, power plants, landfills and motor vehicles react in the sun. In September 2009 Administrator Jackson announced that EPA would reconsider the existing ozone standards, set at 0.075 ppm in March 2008.

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EPA issues ANPR on Clean Trucks Initiative, seeking input from public and stakeholders

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The eventual CTI rulemaking will establish new, more stringent emission standards for NO x and other pollutants for highway heavy-duty engines. However, 100 million people live in areas of nonattainment for ozone and particulate matter (PM), and according to EPA estimates, heavy-duty vehicles will continue to be one of the largest contributors to NO x emissions—a precursor of ozone and PM formation—from the transportation sector in 2025.

2020 60

EPA proposes approval of new ozone plans for the two of the worst Air Quality Zones in US: California’s San Joaquin Valley and South Coast

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US EPA Region 9 8-hour ozone trends, 1979-2000. The US Environmental Protection Agency (EPA) is proposing to approve the 8-hour ozone air quality plans—which include their attainment demonstrations, enforceable commitments and reductions from new technologies—for California’s San Joaquin Valley (SJV) and South Coast (SC) areas, two of the worst air quality areas left in the country. Children and the elderly are most impacted by ozone pollution.

2011 81

Fast action on black carbon, ozone and methane could help limit global temperature rise to 2 degrees C

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Fast action on pollutants such as black carbon, ground-level ozone and methane may help limit near term global temperature rise and significantly increase the chances of keeping temperature rise below 2 °C (3.6 °F)—and

2011 99

UNEP study: small number of measures targeting black carbon and tropospheric ozone could yield immediate climate benefits

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Black carbon and tropospheric ozone are harmful air pollutants that also contribute to climate change. Reducing black carbon and tropospheric ozone now will slow the rate of climate change within the first half of this century, the study said.

2011 99

Using Ozone-Generated Bubbles to Remove Oil Sheen and Contaminants from Water

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A University of Utah engineer has developed an inexpensive new method to remove oil sheen by repeatedly pressurizing and depressurizing ozone gas, creating microscopic bubbles that attack the oil so it can be removed by sand filters. Hong says the method&mash;for which patents are pending—also could be used to clean a variety of pollutants in water and even soil, including: Produced water from oil and gas drilling sites on land.

2009 71

California Air Resources Board posts revised draft of strategy to reduce “Super Pollutants”

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The California Air Resources Board (CARB) has posted a revised draft of California’s proposed Short-Lived Climate Pollutant (SLCP) Strategy. —“Revised Proposed Short-Lived Climate Pollutant Reduction Strategy”.

2016 102

Research shows clean fuel-use for ships off California coast extremely effective in reducing sulfur dioxide pollution

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Data collected during a major 2010 state-federal atmospheric research project show that the first-in-the-nation regulation requiring ocean-going vessels to use clean fuel when near the California coast has been extremely effective in reducing sulfur dioxide pollution from ships, according to the California Air Resources Board (ARB). For some coastal counties in California, ships are the largest source of sulfur dioxide pollution.

2011 68

EPA Proposes Transport Rule to Cut Pollution from Power Plants in 31 States and DC; New Approach for Pollution Reduction

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The US Environmental Protection Agency (EPA) is proposing regulations employing the “good neighbor” provision of the Clean Air Act to reduce interstate transport of upwind state emissions from power generation that contribute to air quality problems in downwind states.

2010 99

Air Resources Board seeks nominations for 2014 Haagen-Smit Clean Air Awards

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The California Air Resources Board is accepting applications for the 2014 Haagen-Smit Clean Air Awards. The awards are annually bestowed upon scientists, policy makers, community leaders and educators who have made outstanding contributions to the advancement of clean air and climate change science, technology and policy. California’s premier air quality award is named for the late Dr. Arie Haagen-Smit, known as the “father” of air pollution science and control.

2014 80

EPA finalizes Cross-State Air Pollution Rule (Transport Rule)

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The US Environmental Protection Agency (EPA) has finalized the new Cross-State Air Pollution Rule (CSAPR) (also called the Transport Rule). The rule will improve air quality by cutting SO 2 and NO x emissions that contribute to pollution problems in other states. Transport Rule states.

2011 93

Report shows progress in battle for air quality

Green Cars News

Progress is being made in the battle to clean up the air we breathe, according to the American Lung Association. Its annual report, entitled State of the Air 2011, finds that the majority of American cities most polluted by ozone or year-round particle pollution have improved, showing progress in the clean-up of toxics under the [.].

2011 48

Study: more stringent O3 and PM2.5 air pollution standards could save thousands of lives, greatly improve public health

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Nationwide health impacts attributable to air pollution exceeding ATS recommendations for O 3 and PM 2.5. Annual excess health impacts are estimated as a function of outdoor pollution concentrations, size of the exposed population, and baseline health risks.

2016 78

Study Concludes Warming Climate Will Increase Ozone Levels in Major California Air Basins; Climate Change and Regional Air Quality Are Intertwined Problems

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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. In a new report released by the California Air Resources Board, scientists from the University of California at Davis and Berkeley estimate that rising temperatures from climate change will increase ozone levels in California’s major air basins.

California ARB soliciting research suggestions for FY 2012-2013 plan; sustainable communities, behavior, pollutant exposure, air pollution science, GHG targets

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The FY 2011-2012 plan focused primarily on five areas of interest: sustainable communities; behavior and technology adoption; health and air pollution exposures; air pollution science; and greenhouse gas targets. 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.

2011 80

ARB posts discussion draft of new proposed mobile-source emissions reduction strategy through 2030; Advanced Clean Cars 2 regulation

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ARB staff developed this strategy using a multi-pollutant scenario planning tool ( Vision 2.0 ) that quantifies changes in ozone and PM 2.5 The California Air Resources Board (ARB) staff has published a discussion draft of a.

2015 103