Fine particulate matter. Medical search. Frequent questions

Reported measures are the daily measure of fine particulate matter in micrograms per cubic meter (PM2.5) (µg/m³), the number of observations, minimum and maximum range value, and standard deviation. (cdc.gov)
Infographic: What is fine particulate matter (PM2.5)? (canada.ca)
Fine particulate matter (PM2.5) was measured for 4 months during 2002-2003 at seven sites located in the rapidly developing Pearl River Delta region of China, an area encompassing the major cities of Hong Kong, Shenzhen and Guangzhou. (thesalmons.org)
The vicinity of Guangzhou is determined to be a major source area influencing regional concentrations of PM2.5, with levels observed to increase by 18-34 ug/m3 (accounting for 46-56% of resulting particulate levels) at sites immediately downwind of Guangzhou. (thesalmons.org)
Title : Fine particulate matter (PM2.5) enhances allergic sensitization in BALB/c mice Personal Author(s) : Castañeda, Alejandro R.;Bein, Keith J.;Smiley-Jewell, Suzette;Pinkerton, Kent E. (cdc.gov)
The short-term association between ambient particulate matter ≤2.5 microns in diameter (PM2.5) and hospital admissions is not fully understood. (bvsalud.org)
The UK capital's levels of ultra-fine particulate matter, known as PM2.5, are currently around half that would be normally recorded at this time of year, based on an average of measurements over the past five years, scientists say. (dailymail.co.uk)
However fine particles (PM2.5) have also reduced significantly. (dailymail.co.uk)
Average daily density of fine particulate matter in micrograms per cubic meter (PM2.5). (countyhealthrankings.org)
U.S. Environmental Protection Agency, Particulate Matter (PM2.5) Trends (Dec. 2020). (kidsdata.org)
Fine particulate matter' (PM2.5) refers to particles with a diameter of less than 2.5 microns. (kidsdata.org)
Breast cancer risk increased by 28% when exposure to fine particulate (PM2.5) air pollution increased by 10 µg/m 3 . (medscape.com)
The increment is approximately equivalent to the difference in PM2.5 particulate concentration typically seen in rural vs urban areas of Europe. (medscape.com)
There is now strong epidemiological and biological evidence for the link between PM2.5 particulate exposure and cancer, and there are good clinical and economic reasons for reducing pollution to prevent cancers," said Jean-Yves Blay, MD, PhD, director of public policy for ESMO. (medscape.com)
Following a proposal from the European Commission in October 2022 to reduce the limit for PM2.5 particulates in the air from the current 25 µg/m 3 to 10 µg/m 3 by 2030, ESMO urged a further reduction in the PM2.5 limit to 5 µg/m 3 , in line with the World Health Organization's air quality guidance , according to the press release. (medscape.com)
The database collects annual mean concentrations of fine particulate matter (PM10 and PM2.5). (who.int)
The study measured three components of air pollution: fine particulate matter (PM2.5), nitrogen dioxide (NO2) and ozone (O3). (sciencedaily.com)
Fine particulate matters of diameters smaller than 2.5 micrometers (PM2.5) have been identified as the fifth-highest risk factor for global mortality. (go.com)
During each day of the experiment, a single combination of one filter and one ventilation rate were used, and real-time fine particulate matter (PM2.5) concentrations, airflow rates, and fan power were measured nearly simultaneously in the supply, return, and ventilation AHU airstreams. (nafahq.org)
A moderate positive correlation (r = 0.432 for PM2.5 and r = 0.448 for PM10) was observed between particulate matters recorded at Darussalam and asthma and COPD-related hospital visits. (researchgate.net)

Air pollution has emerged as a plausible risk factor for AD, but studies estimating dementia cases attributable to exposure to fine particulate matter (PM 2.5 ) air pollution and resulting monetary estimates are lacking. (biomedcentral.com)
Particulates are the most harmful form (other than ultra-fines) of air pollution due to their ability to penetrate deep into the lungs and brain from blood streams, causing health problems such as heart disease, lung disease, and premature death. (wikipedia.org)
In some towns and cities in New South Wales wood smoke may be responsible for 60% of fine particle air pollution in the winter. (wikipedia.org)
China has serious air pollution problems, and fine particulate matter ( PM 2.5 ) and ozone ( O 3 ) are the two major air pollutants (Lin et al. (copernicus.org)
The relationship between elevated air pollution (especially fine particulate matter and ozone) and compromised health has been well documented. (countyhealthrankings.org)
Air Pollution - Particulate Matter is a measure of the fine particulate matter in the air. (countyhealthrankings.org)
The Air Pollution - Particulate Matter measure is created based on air pollution data from monitors and modeled estimates. (countyhealthrankings.org)
Speaker: C. Arden Pope, III, Mary Lou Fulton Professor of Economics at Brigham Young University Abstract: There is substantial evidence that breathing fine particulate air pollution contributes to cardiopulmonary disease and mortality. (illinois.edu)
There is substantial evidence that breathing fine particulate air pollution contributes to cardiopulmonary disease and mortality. (illinois.edu)
Mechanistic pathways that link exposure to particulate air pollution and cardiopulmonary disease and mortality probably include pulmonary and systemic oxidative stress and inflammation, enhanced initiation and progression of atherosclerosis, and altered cardiac autonomic function. (illinois.edu)
Recent research has also attempted to evaluate the constituents or characteristics of particulate air pollution most responsible for the health effects with a focus on combustion-related fine particles. (illinois.edu)
Our finding that BC particles accumulate on the fetal side of the placenta suggests that ambient particulates could be transported towards the fetus and represents a potential mechanism explaining the detrimental health effects of pollution from early life onwards. (nature.com)
This study characterized the particulate matter (PM) pollution at a forest site in the Khao Yai (KY) National Park of Thailand, 700 m above sea level and 120 km upwind to Bangkok during the dry season. (aaqr.org)
Incident dementia was tied to exposure to fine particulate matter, especially air pollution from wildfires and agriculture, an observational study of 28,000 adults over age 50 suggested. (medpagetoday.com)
Earlier this year, the EPA sought to tighten the national annual limit on particulate matter pollution by proposing updates to the National Ambient Air Quality Standards for Fine Particulate Matter, aiming to lower the primary (health-based) annual PM 2.5 standard to 9.0-10.0 µg/m 3 , down from its current cutoff of 12.0 µg/m 3 . (medpagetoday.com)
reduce air pollution, especially fine particles and ozone. (cdc.gov)
MADRID - Fine particulate matter pollution in the atmosphere around homes and workplaces increases the risk for breast cancer , according to a new analysis of the XENAIR study presented at the European Society of Medical Oncology (ESMO) 2023 Congress. (medscape.com)
Our data showed a statistically significant association between long-term exposure to fine particlulate matter air pollution, at home and at work, and risk of breast cancer. (medscape.com)
Smaller increases in breast cancer risk were also recorded in women exposed to high levels of larger particulate air pollution (PM10 and NO2). (medscape.com)
At last year's ESMO Congress, he explained how particulate matter air pollution caused tumor proliferation in patients with a certain type of genetic mutation. (medscape.com)
These factors include physical exertion, psychological stress, sexual activity, diurnal (daily) variations in cortisol and platelet aggregation and circannual (yearly) variations in lipids and infectious etiologies, exposure to pollution and or particulate matter, cocaine and ingestion of a recent fatty meal. (wikidoc.org)
Major sources of air pollution from particulate matter (PM) include the inefficient use of energy by households, industry, the agriculture and transport sectors, and coal-fired power plants. (who.int)
The most recent example of electric vehicles being accused of producing more particulate matter pollution than petrol and diesel cars came on the back of remarks made by Environment Secretary George Eustice to the House of Commons' Environment and Rural Affairs Committee . (rac.co.uk)
His remarks appear to refer to claims that electric vehicles emit more nanoparticle matter pollution from their brakes and tyres than petrol and diesel cars, because EVs are heavier. (rac.co.uk)
That same open structure means that brake pads and discs are also effective at releasing particulate matter pollution into the environment during use. (rac.co.uk)
Since brake drums are enclosed, any particulates from their use aren't released into the environment, meaning that what little use the drum gets doesn't contribute to particulate matter pollution. (rac.co.uk)
Researchers examined three components of air pollution: fine particulate matter, nitrogen dioxide and ozone. (sciencedaily.com)
Eight studies of air pollution in U.S. cities have now shown that fine particles (the invisible soot emitted by incinerators, automobiles, power plants and heating units) are presently killing about 60,000 Americans each year. (ejnet.org)
The WHO global urban ambient air pollution database (2016 update) shows that levels of air pollution with particulate matter in the Region were the highest in the world during the period 2008-2015. (who.int)
For this study, the researchers tracked health problems linked to two forms of air pollution -- the nitrogen dioxide typically spewed by traffic and the fine particulate soot produced by vehicles and industry. (msdmanuals.com)
The adverse health effects linked to fine particulate matter and nitrogen dioxide pollution in our study occurred even though EPA air quality standards were largely met. (msdmanuals.com)

Fine Particulate Matter (also known as PM 2.5 ) are particles in the air that measure less than 2.5 micrometers (μm) in diameter, and typically consists of a mix of things like smoke, soot, liquid or solid particles in aerosol, or biological matter like mould, bacteria, pollen and animal dander. (canada.ca)
Combustion processes create tiny particles called particulate matter (PM) that is classified as fine (PM 2.5 ) when it is 2.5-0.1 micrometers in diameter. (nih.gov)
Exposure to particulate matter, especially fine particles of diameter 2.5 µm or less (PM 2.5 ), increases risk of developing or dying from cardiac, cerebrovascular, and chronic airway diseases [ 2 ]. (biomedcentral.com)
Particulates or atmospheric particulate matter (see below for other names) are microscopic particles of solid or liquid matter suspended in the air. (wikipedia.org)
Fine particulate matter is defined as particles of air pollutants with an aerodynamic diameter less than 2.5 micrometers (PM 2.5 ). (countyhealthrankings.org)
Here we report the presence of black carbon (BC) particles as part of combustion-derived particulate matter in human placentae using white-light generation under femtosecond pulsed illumination. (nature.com)
The possibility that very fine particles may pass through DPF is suggested. (sae.org)
The understanding of fine particles emission behaviors and the countermeasure of reducing particle emissions from DPF will come to be important in near future. (sae.org)
In this study, fine particles generated by a diesel engine are introduced to honeycomb type and SiC (Silicon Carbite) fiber type DPFs and the collection performances of fine particles by various DPFs with different surface structures have been examined. (sae.org)
Moreover, the simultaneous measurement of particle size distribution before and after various DPFs by two ELPIs (Electric Low Pressure Impactor) has been carried out and the relationship between the change of exhaust gas flow and the trapping of fine particles has been investigated under various transient driving conditions. (sae.org)
WHO estimates that around 7 million people (including 493 00 in the Region) die every year from exposure to fine particles in polluted air that penetrate deep into the lungs and cardiovascular system, causing diseases such as stroke, heart disease, lung cancer, chronic obstructive pulmonary diseases and respiratory infections, including pneumonia. (who.int)
One common angle of attack concerns particulate matter, which is the very fine particles produced by petrol and diesel exhausts , tyres and brakes . (rac.co.uk)
To summarize bluntly, any increase in fine particles in the atmosphere kills someone. (ejnet.org)
However, after 1975, a revolution took place in scientific understanding of fine particles and health. (ejnet.org)
Because of their origin in combustion processes, most fine particles are coated with toxic materials --metals like lead and mercury, or toxic organics like polycyclic aromatic hydrocarbons (PAHs). (ejnet.org)
So fine particles provide a uniquely efficient carrier, giving dangerous toxins direct entry into the blood stream. (ejnet.org)
The 1987 standard, which governs today, is expressed in terms of small particles (also called particulate matter) that measure 10 micrometers or less in diameter. (ejnet.org)
Particulate matter consists of fine particles that have negative impacts on human health. (nrel.gov)
Wildfire smoke is a mix of gases and fine particles from burning trees, plants, buildings, and other material. (cdc.gov)

Obtain average fine particulate matter (µg/m³) , the number of observations , range , and standard deviation . (cdc.gov)
Select specific criteria to produce cross-tabulated average fine particulate matter (µg/m³)measures. (cdc.gov)
The 4-month average fine particulate matter concentration ranged from 37 to 71 ug/m3 in Guangdong province and from 29 to 34 ug/m3 in Hong Kong. (thesalmons.org)
Even counties with low average fine particulate matter concentrations can experience days of dangerously elevated levels. (countyhealthrankings.org)

To put the results of the study into perspective, authors William Gehling, Ph.D., and Barry Dellinger, Ph.D., at the Louisiana State University Superfund Research Program (LSU SRP), also correlated EPFR concentrations in fine particulate matter to cigarette smoke. (nih.gov)
Tasks that created the highest concentrations of respirable silica and particulates included moving bags of raw materials to and from storage and mixing clay. (cdc.gov)
Over 10 years, higher concentrations of total PM 2.5 -- particulate matter smaller than 2.5 microns in diameter -- were associated with greater rates of incident dementia (HR 1.08 per IQR of residential PM 2.5 concentrations, 95% CI 1.01-1.17), reported Boya Zhang, PhD, of the University of Michigan in Ann Arbor, and co-authors. (medpagetoday.com)

Hvidtfeldt et al observed an association between residential exposure to fine atmospheric particulate matter, including black carbon, and the development of non-Hodgkin lymphoma in children. (medscape.com)

The shorthand way to refer to these pollutants is PM10 (meaning Particulate Matter 10 micrometers or less in diameter). (ejnet.org)

Animal feeding operations (AFOs) produce particulate matter (PM) and gaseous pollutants. (rti.org)
The pollutants with the most serious impacts on human health are particulate matter, nitrogen dioxide and ground-level ozone. (europa.eu)
After adjusting for PM 2.5 from other sources and co-pollutants like coarse particulate matter, nitrogen dioxide, and ozone, PM 2.5 from wildfires and agriculture were most strongly associated with greater rates of dementia. (medpagetoday.com)
Fine particle pollutants can penetrate deep into the lungs, enter the bloodstream, and be absorbed into breast and other tissue. (medscape.com)
Communities with large populations of Black, Asian and Hispanic or Latino residents have been found to experience more exposure to fine particulate pollutants than other areas of the U.S. with higher-than-average populations of white and Native American residents, according to a study published Wednesday in Nature . (go.com)

Levels of particulate matter, which come from road transport and burning fuel, as well as nitrogen dioxide, which comes primarily from vehicle exhausts, are low across London. (dailymail.co.uk)

For the first time, an expansive study into the concentration and extended decay behaviors of environmentally persistent free radicals (EPFRs) in ambient fine particulate matter revealed the ways in which EPFRs decompose in the environment. (nih.gov)
Short-Term Associations of Ambient Fine Particulate Matter (PM 2.5 ) with All-Cause Hospital Admissions and Total Charges in 12 Japanese Cities. (bvsalud.org)
Overall, ambient particulate matter ranks as the sixth leading risk factor for premature death globally. (wikipedia.org)
1 Long-term exposure to fine particulate matter increases premature death risk among people age 65 and older, even when exposure is at levels below the National Ambient Air Quality Standards. (countyhealthrankings.org)
Here, we assess whether prenatal exposure to ambient fine particulate matter (PM 2.5 ) is associated with small-for-gestational-age (SGA) birth or birthweight percentile for gestational age in a longitudinal setting. (biomedcentral.com)
Today, the U.S. Environmental Protection Agency (EPA) released a proposed revision of the National Ambient Air Quality Standards (NAAQS) for particulate matter. (catf.us)

To estimate associations between fine particulate matter (PM 2.5 ) and ozone and the onset of systemic autoimmune rheumatic diseases (SARDs). (biomedcentral.com)

It is reported as the average daily density of fine particulate matter in micrograms per cubic meter. (countyhealthrankings.org)
Annual average concentration of fine particulate matter in the air (e.g., in 2019, the average concentration of fine particulate matter in the air in Los Angeles County was 11 micrograms per cubic meter). (kidsdata.org)
Specifically, stroke rates increased by 2,536 for each additional ug/m3 (micrograms per cubic meter of air) increase in fine particulate matter each year. (sciencedaily.com)

abstract = "Personal monitoring for fine particulate matter (PM 2.5) was conducted for adults (48 subjects, 18-63 years of age) in Hong Kong during the summer and winter of 2014-2015. (edu.hk)

The IARC and WHO designate airborne particulates as a Group 1 carcinogen. (wikipedia.org)
Not only must we consider the impacts of PM on visibility and climate change, but it is also important for scientists and the public to be aware of an amplified health risk from airborne particulates during the presence of an urban heat island. (confex.com)

On April 11, 12, and May 24, 2007, NIOSH investigators collected eight 8-hour PBZ samples and six area air samples for respirable particulates and silica. (cdc.gov)
Gil L, Martinez V, Riquelme R, Ancic P, Gonzalez G, Rodriguez L, Adonis M. Occupational and environmental levels of mutagenic PAHs and respirable particulate matter associated with diesel exhaust in Santiago, Chile. (cdc.gov)

Long-term exposure to fine particulate matter is unfortunately a by product of our urban environments and of course smoking. (renuebyscience.com)
The risks for heart attacks, strokes, atrial fibrillation and flutter, and pneumonia were associated with long-term exposure to particulate matter. (sciencedaily.com)

While the summer mean concentration of particulate matter in Newark remained below the standards set up by the U.S. Environmental Protection Agency, this value was exceeded on several occasions. (confex.com)
In 2016, the average concentration of fine particulate matter to which Black populations were exposed was 13.7% higher than that affecting white populations and 36.3% higher than that affecting Native American populations, according to the study. (go.com)

Following subsequent adjustment for fine particulate matter [particulate matter ≤2.5μm in aerodynamic diameter] (10-y mean), the HRs (CIs) were 1.03 (95% CI: 1.03, 1.04) and 1.08 (95% CI: 1.07, 1.09), respectively. (lu.se)

Since 2004, the Virginia Department of Environmental Quality (VDEQ), the City of Alexandria, and the Environmental Protection Agency (EPA) have been working to reduce emissions at the plant, due to estimates that showed levels of sulfur dioxide and particulate matter might be elevated. (cdc.gov)
VDEQ and the City of Alexandria should also continue efforts to reduce fine particulate matter emissions in the city and in the state of Virginia. (cdc.gov)
Such is the reduction in particulate matter from EVs versus diesel cars - not just from brakes, but from exhaust emissions too - and such is the extent that Dundee has embraced electric taxis, cars, buses and vans, that in 2018, Dundee city centre met key air quality targets for the first time, as a direct result of the city's switch to EVs . (rac.co.uk)
Vehicle-related particulate matter (PM) emissions may arise from both exhaust and non-exhaust mechanisms, such as brake wear, tire wear, and road pavement abrasion, each of which may be emitted directly and indirectly through resuspension of settled road dust. (mdpi.com)
The model still has a large uncertainty, and future efforts to fine-tune the model should primarily focus on reducing the uncertainties around the emissions inventory. (researchgate.net)
For more information, read A Review and Perspective on Particulate Matter Indices Linking Fuel Composition to Particulate Emissions , SAE International Journal of Fuels and Lubricants (2022). (nrel.gov)

Urban fine and coarse particulate matter was collected daily from 11 June 2007 to 1 September 2007. (confex.com)

Plants provide the dominant source of organic matter (OM) in the terrestrial environment, and rivers are predominantly responsible for the export of terrestrially-derived OM to river estuaries and subsequently to the marine environment 12 . (nature.com)
The major mass groups of PM 2.5 in the dry season were organic matter of biomass smoke origin (OM-smoke), secondary inorganic aerosol, organic matter of other origins than smoke (OM-others) and crustal. (aaqr.org)

Fine particulate matter is the fifth-ranked risk factor for mortality globally. (go.com)

Numerous studies have indisputably demonstrated that particulate inhalation results in health problems far beyond the lungs 14 . (nature.com)
Patients who are very near the fire source may have smoke inhalation injury, which is caused by thermal (superheated gases), chemical (e.g., particulate matter and other irritants), and toxic (e.g., carbon monoxide, cyanide) effects of the products of combustion. (cdc.gov)

The term aerosol commonly refers to the particulate/air mixture, as opposed to the particulate matter alone. (wikipedia.org)

The regulation of particulate matter (PM) from diesel engines is coming to be very stringent at present. (sae.org)
The usage of diesel particulate filter (DPF) is now under consideration in many heavy-duty diesel vehicle manufacturers to reduce PM emission from a diesel engine. (sae.org)

Fine particulate matter can lodge deep in the lungs and enter the bloodstream, raising the risk of a number of different diseases that include heart disease, lung cancer and stroke. (msdmanuals.com)

With sampling sites strategically located to monitor the regional air shed patterns and urban areas, specific source-related fine particulate species (sulfate, organic mass, elemental carbon, potassium and lead) and daily surface winds were analyzed to estimate influential source locations. (thesalmons.org)

In 2015, the National Air Filtration Association (NAFA) Foundation funded a research proposal by Associate Professor Michael Waring at Drexel University, which was to determine whether high-efficiency filters could be used to effectively control indoor particulate matter (PM) at high ventilation rates in offices. (nafahq.org)

Distant sources strongly influenced fine PM levels in both seasons. (aaqr.org)
Given the extremely high levels of exposure during wildfires, these events are now thought to contribute up to 25% of our fine particulate matter exposures over a year across the U.S. and 50% in some western regions. (medpagetoday.com)

Clean and particulate matter (PM) contaminated filters of a range of compositions were screened. (acs.org)

Fine particulate matter may affect cognitive function through neuroinflammation due to systemic inflammation stemming from lung irritation, the researchers noted. (medpagetoday.com)

Some particulates occur naturally, originating from volcanoes, dust storms, forest and grassland fires, living vegetation and sea spray. (wikipedia.org)
When slowing a car down, the brake pads are pressed against the brake discs, emitting a fine particulate matter dust in the process. (rac.co.uk)

This study presents an source-receptor model (SRM) for prediction of particulate matters (PM) in the atmosphere of Dhaka. (researchgate.net)

Almost 65,000 premature U.S. deaths were related to adverse effects of outdoor fine particulate matter, and minority populations and those living in poverty are more likely to be exposed. (countyhealthrankings.org)
The gap in premature deaths caused by exposure to fine particulates increased by 16% when comparing communities in the United States containing the fewest and most white residents, researchers said. (msdmanuals.com)

Our particulate matter measurement instruments mean you have a practical aid to hand. (testo.com)
In these cases, it makes sense to use a particulate matter measurement instrument. (testo.com)
The investment in a particulate matter measurement instrument of course needs to be well thought out. (testo.com)

Reducing fine particulate matter should also reduce exposure to arsenic and chromium. (cdc.gov)

Their association suggests that inhaling air polluted by fine particulate matter could be the equivalent of smoking 0.3-0.9 cigarettes a day in the United States, depending on residence. (nih.gov)

This [finding] contrasts with previous research that looked only at fine particulate exposure where women were living and showed small or no effects on breast cancer risk," said Fervers in a press release issued before the Congress. (medscape.com)

If you rely on the possibility of the particulate matter measuring device being combined with flue gas analyzers , attention should preferably be paid to compatibility when making a selection. (testo.com)

The Outdoor Air Quality - Fine Particulate Matter data available on CDC WONDER are geographically aggregated daily measures of fine particulate matter in the outdoor air, spanning the years 2003-2011. (cdc.gov)
Data are available by place (combined 48 contiguous states plus the District of Columbia, region, division, state, county), time (year, month, day) and specified fine particulate matter (µg/m³) value. (cdc.gov)
In order to understand the differences in functions of the new and old instruments and avoid changing the linear regression equation lest adding confusion to data comparison, the "national linear regression (relation) equation for automatic monitoring of fine particulate matter (PM 2.5 ) in 2017" continue to be effective without any change. (gov.tw)
If it needs to be compared with automatic monitoring data of PM 10 or an analysis of the proportion of these two particulates must be done, the differences between manual monitoring and automatic monitoring must be considered. (gov.tw)
Data also showed there were surges in hospital admissions for all of the health outcomes studied with each additional unit of increase in particulate matter. (sciencedaily.com)

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