• The air quality data recorded by the department's monitoring stations showed that the annual average concentrations of respirable suspended particulates (PM10), fine suspended particulates (PM2.5), nitrogen dioxide (NO2) and sulphur dioxide (SO2) in the ambient air fell by 32 per cent to 62 per cent between 2011 and 2021. (scmp.com)
  • The annual average concentrations of the pollutants at the roadside were reduced by 43 per cent to 58 per cent during the period. (scmp.com)
  • Sensing indoor volatile organic compound concentrations and then adjusting ventilation accordingly can maintain acceptable levels, but current sensor technologies are much too expensive for this purpose. (purdue.edu)
  • AirLogic aggregates and organizes data and analytics to create a single-source dashboard with daily, weekly, quarterly, and yearly views of emissions and concentrations of critical air pollutants, GHG's, and particulates for targeted facilities. (stantec.com)
  • Impacts of air pollution to the environment are monitored through measuring emission deposits and environmental concentrations. (ymparisto.fi)
  • Many works have been carried out to determine the factors which control NO x and NO 2 concentrations in order to enable the development of tools to aid in the forecasting of pollutant concentrations. (springer.com)
  • Such models aim to resolve the underlying physical and chemical equations controlling pollutant concentrations and therefore require detailed emissions data and meteorological fields. (springer.com)
  • 2004 ). It can be used to derive nonlinear functions relating the concentrations of pollutants to meteorological and source characteristics. (springer.com)
  • Air pollutant concentrations, as measured or as calculated by air pollution dispersion modeling, must often be converted or corrected to be expressed as required by the regulations issued by various governmental agencies. (wikipedia.org)
  • All of the concentrations and concentration corrections in this article apply only to air and other gases. (wikipedia.org)
  • Although ppmv and mg/m3 have been used for the examples in all of the following sections, concentrations such as ppbv (i.e., parts per billion by volume), volume percent, mole percent and many others may also be used for gaseous pollutants. (wikipedia.org)
  • Air pollutant concentrations expressed as mass per unit volume of atmospheric air (e.g., mg/m3, μg/m3, etc.) at sea level will decrease with increasing altitude. (wikipedia.org)
  • Associations between air pollution concentrations at birth address and 1-year and 2-year incidences of respiratory symptoms were analysed. (bmj.com)
  • When we restricted our analyses to individuals who were only exposed to lower concentrations of air pollution, we still found increased risk of hospital admissions with all of the studied outcomes, even at concentration levels below current national standards," added Danesh Yazdi. (sciencedaily.com)
  • Air pollutant concentrations exhibit complex, time-dependent spatial patterns. (europa.eu)
  • Hong Kong is being affected by an airstream with higher background pollutant concentrations. (gov.hk)
  • The researchers found that young children were exposed to even higher concentrations of air pollution during peak morning periods at urban pollution hotspots, such as traffic lights. (surrey.ac.uk)
  • Estimated HAHAP concentrations from the 2005 U.S. EPA National-Scale Air Toxics Assessment were used to assign exposure based on maternal residence at birth . (bvsalud.org)
  • In addition, Hong Kong's annual average concentration of ozone (O3) rose over the past 10 years, with the level recorded in the general stations up from 41 micrograms per cubic metre in 2011 to 55 micrograms per cubic metre last year. (scmp.com)
  • In 2007 (2005 for ozone), they were interpolated from 23 sites to geographical levels of 1 km 2 [ 4 ]. (ersjournals.com)
  • 2 Air Monitoring data show that the Louisville area is now meeting the standard for Ozone. (louisvilleky.gov)
  • however, researchers note there are currently no national guidelines denoting safe or unsafe long-term ozone levels. (sciencedaily.com)
  • Rising Earth temperature, Ocean levels are rising, global warming is happening at its fastest pace than ever before, wildfires, melting glaciers, drying lakes and rivers, the Ozone layer is damaging, and a lot more terrifying news we hear every day in our life. (edrawsoft.com)
  • In addition to the main objectives the project aims for - Expanding the collection of global surface air pollution measurements, especially ozone, thereby expanding the well-recognized database of the Tropospheric Ozone Assessment Report (TOAR) which is hosted at the Jülich Supercomputing Centre, - Contributing to the development of new deep learning techniques through the application and analysis of strengths and weaknesses of current methods and neural network architectures. (europa.eu)
  • But ozone at the ground level is not good for human health. (lung.ca)
  • The TEMPO instrument will measure air pollutants such as ozone between the surface to 2 kilometers in altitude. (uah.edu)
  • The elevations in ozone levels have been associated with asthma and cardiovascular problems, especially for children and the elderly population," she says. (uah.edu)
  • One of my long-term goals is to see applications developed by integrating the air-quality data captured from TEMPO that will allow clinicians to partner with patients to reduce exposure to ozone pollutants and protect the most vulnerable populations," says Dr. Alexander. (uah.edu)
  • The high level of ozone has promoted the formation of nitrogen dioxide, particularly in parts of the urban areas and at the roadside. (gov.hk)
  • And secondary pollutants - ones that are caused by chemical reactions in the air (ozone for example) - were associated to emergency room visits for respiratory diseases. (alleghenyfront.org)
  • Pittsburgh does not have as high of an ozone level as let's say Atlanta, Birmingham or Dallas. (alleghenyfront.org)
  • Climate change can contribute to decreasing the ozone layer and affect UV radiation levels at the surface of the earth. (cdc.gov)
  • This may give you an idea of how many days per year you may be exposed to unhealthy levels of ozone. (cdc.gov)
  • In both buildings, we placed nodes at key positions in the ventilation supply chain, providing us with the ability to monitor where indoor air pollutants were being introduced, and when they tended to be introduced-enabling us to monitor the evolution of pollutants temporally and spatially. (frontiersin.org)
  • These first deployments demonstrate the ability of low-cost distributed iAQ sensor networks to help researchers identify where and when indoor air pollutants are introduced in buildings. (frontiersin.org)
  • Other potential sources of indoor air pollutants include cooking or combustion sources (e.g., kerosene, coal, wood, animal dung). (cdc.gov)
  • Newer studies on the impact of air pollution on health are focused on understanding the potential harm caused by long-term exposure and are researching the effects of multiple air pollutants simultaneously. (sciencedaily.com)
  • In their peer-reviewed study, the GCARE researchers detailed how they simulated the exposure profiles of an adult cyclist and young children sitting in a bike trailer attached to it for multiple air pollutants during the school runs in the morning and afternoon hours. (surrey.ac.uk)
  • Volatile organic compounds are hazardous air pollutants often emitted from common household objects, such as disinfectants and paint, and even in offices from copiers and ceiling paneling. (purdue.edu)
  • Rhoads and his team, which includes postdoctoral research associate Nikhil Bajaj and graduate students Allison Murray and Zachary Siefker, are developing new sensors to specifically identify these hazardous air pollutants. (purdue.edu)
  • EPA's own National-Scale Air Toxics Assessment shows that motor vehicle emissions are the largest source of hazardous air pollutants nationwide, and that these pollutants substantially increase the risks of cancer and other serious adverse health effects for millions of Americans. (earthjustice.org)
  • Motor vehicles also produce more than one million tons of other hazardous air pollutants. (earthjustice.org)
  • The agency committed to implement a "Technical Analysis Plan" to obtain the missing information and then to issue a proposed rule to reduce emissions of hazardous air pollutants from motor vehicles by July 1, 2003, taking final action by July 1, 2004. (earthjustice.org)
  • Hypospadias risk is increased with maternal residential exposure to hormonally active hazardous air pollutants. (bvsalud.org)
  • We assess the association between hypospadias and hormonally active hazardous air pollutants (HAHAPs) through a nationwide database of hazardous air pollutants and the Texas Birth Defects Registry (TBDR). (bvsalud.org)
  • Air pollutant emissions are acidifying compounds, particles, volatile and persistent organic compounds and heavy metals. (ymparisto.fi)
  • The legend is scaled according to the total emissions of the specific pollutant, thus the absolute emission levels vary from those of acidifying substances and particles (kilotons) to those of heavy metals and persistent organic compounds (tons, kilograms or grams). (ymparisto.fi)
  • The SO 2 in eruption plumes reacts with oxygen, water, and particles in the air to form sulfuric acid droplets and solid sulfate particles known as vog (volcanic smog) and corrosive acid rain. (nps.gov)
  • PM 2.5 can stay in the air longer and travel farther than larger particles. (lung.ca)
  • Gases and fine particles that make up air pollution impact the heart, lungs, brain and other organs, and can lead to illness, hospitalization, and premature death. (simcoemuskokahealth.org)
  • In research published in the Journal of Hazardous Materials Advances , Surrey's Global Centre for Clean Air Research (GCARE) found that on journeys typical of school or nursery runs, the average concentration of coarse air pollution particles in a bike trailer is 14% higher than at cyclist height and 18% higher than cyclist height in the afternoons when parents or carers typically collect children. (surrey.ac.uk)
  • Covers halved the levels of fine particles in trailers during peak morning hours. (surrey.ac.uk)
  • PM2.5 particles are air pollutants with an aerodynamic diameter less than 2.5 micrometers. (cdc.gov)
  • Wildfire smoke can affect people even if they are not near the fire source, due to exposure to particles of PM 2.5 , which are inhalable air pollutants with aerodynamic diameter ≤2.5 microns. (cdc.gov)
  • Evidence about the effects of air pollutants on the occurrence of serious asthma is also unclear [ 2 ]. (ersjournals.com)
  • As health effects of air pollutants may vary for individuals, persons who are in doubt or experience discomfort should seek advice from health-care professionals. (gov.hk)
  • Among the pollutants, PM10 and PM2.5 are positively associated with asthma and COPD disease indicated by their positive coefficients in this model. (researchgate.net)
  • Three components of polluted air were examined: PM2.5, PM10 and NO2. (news-medical.net)
  • In this group, mothers exposed to the highest levels of PM2.5 at four to 20 weeks delivered babies weighing 34 grams, or 1 ounce, less in birth weight and mothers exposed to highest PM10 at nine to 14 gestational weeks delivered babies weighing 39.4 grams less, on average. (news-medical.net)
  • Conclusion: Levels of PM2.5 and PAH inside fire stations may contribute to firefighter cancer risk. (cdc.gov)
  • Two sources of environmental data were used as input to the surfacing algorithm, US Environmental Protection Agency (EPA) Air Quality System (AQS) PM2.5 in-situ data and National Aeronautics and Space Administration (NASA) Moderate Resolution Imaging Spectroradiometer (MODIS) aerosol optical depth remotely sensed data. (cdc.gov)
  • They also identified in a Geographic Information System (GIS) the associated geographic locations of the centroids of the gridded PM2.5 dataset in terms of the counties and states they fall into to enable aggregation to different geographic levels in CDC WONDER. (cdc.gov)
  • Ecology and local clean air agencies monitor and track emissions to make sure levels of outdoor air pollutants meet federal and state air quality standards. (wa.gov)
  • The observational study is one of the first to link elevated levels of specific outdoor air pollutants in particular urban locations to distinct changes in the airways during asthma attacks not triggered by respiratory viruses, according to the investigators. (sciencedaily.com)
  • Follow our 2023 Bill Watch and our social media for opportunities to speak up for our state's air, water, land and quality of life. (hecweb.org)
  • Experiment requests can be commenced during the commissioning phase from July to October 2023 to collect data on wildfire smoke impacting air quality. (uah.edu)
  • Cite this: Hourly Air Pollution Exposure: A Risk Factor for Stroke - Medscape - Nov 17, 2023. (medscape.com)
  • One of the takeaways the researchers found was that primary pollutants - ones that come directly from a source (car exhaust for example) - were linked with emergency room visits for cardiovascular and respiratory diseases. (alleghenyfront.org)
  • The figure shows the difference in emissions of the main air pollutants in 2021 compared to 2005 levels. (europa.eu)
  • The Covid impact during the first half of 2020 was bigger than its impact for the entire 2021, but the air quality of 2021 was still better than that of 2019," he said. (scmp.com)
  • The WHO tightened the maximum allowable pollutant levels for its goals in 2021. (scmp.com)
  • 2021) used forested area from the National Land Cover Database to estimate the impact of air pollution on epiphytic lichen communities. (nps.gov)
  • Since 1997 we have worked to improve air quality and now the main pollutants of concern are Nitrogen dioxide (NO2) and particulates (PM10 and PM 2.5). (brent.gov.uk)
  • We first declared some AQMAs in 2001 for the pollutants nitrogen dioxide and particulates. (brent.gov.uk)
  • To calculate these data, CDC is using EPA's BenMAP with modeled air data for fine particulates, death data from CDC's National Center for Health Statistics , population data from the U.S. Census Bureau , and information from scientific literature about the relationship between change in air pollution and how that influences health effects. (cdc.gov)
  • Due to the health effects caused by airborne pollutants in urban areas, forecasting of air quality parameters is one of the most important topics of air quality research. (springer.com)
  • These airborne pollutants can harm the park's natural and scenic resources such as soils, surface waters, vegetation, and visibility. (nps.gov)
  • The mortality and morbidity rates of patients with Asthma and Chronic obstructive pulmonary disease (COPD) usually increase due to elevated levels of air pollution. (researchgate.net)
  • As the air quality in Dhaka, the capital city of Bangladesh, is very poor, respiratory diseases, including asthma and COPD, pose threat to city-dwellers. (researchgate.net)
  • In this study, we investigated the association between air quality of Dhaka recorded at Continuous Air Quality Monitoring Station (CAMS) in Darussalam, Dhaka and hospital visits due to asthma and COPD in National Asthma Centre of National Institute of Diseases of the Chest and Hospital, Dhaka. (researchgate.net)
  • Highest strength for the model of asthma and COPD related hospital visit was observed when air pollution data is lagged by 7 days (R 2 = 0.21). (researchgate.net)
  • This result show that, asthma and COPD diseases are associated with air pollution and it may take up to 0 to 7 days to manifest the symptom leading to hospital visit. (researchgate.net)
  • High level of air pollution may lead to high number asthma and COPD patient leading to more morbidity as well as mortality effect. (researchgate.net)
  • By inducing oxidative stress, air pollutants may lead to allergic inflammation and induce acute asthma exacerbations (Sfetsos and Vlachogiannis 2010 ). (springer.com)
  • Adjusted odds ratios (ORs) for wheezing, cough without infection, dry cough at night, bronchial asthma, bronchitis and respiratory infections indicated positive associations with traffic-related air pollutants. (bmj.com)
  • We aimed to establish the hospital admission rate and case fatality for serious asthma, and whether admissions are associated more strongly with social deprivation or air pollutants. (ersjournals.com)
  • Statistical methods include the Chi-square trend test, adjusted and unadjusted correlations between hospitalised incidence of serious asthma and, respectively, social deprivation and air pollutants. (ersjournals.com)
  • Correlations between serious asthma and social deprivation were adjusted for air pollutants, and vice versa . (ersjournals.com)
  • Although many air pollutants were quite stable over time [ 5 ], we also investigated trends by correlating monthly means of air pollutants over the 8-yr study period with corresponding monthly (logged) incidence of serious asthma to all hospitals in the local authority corresponding to each site. (ersjournals.com)
  • The study also identifies associations between exposure to the two pollutants and molecular changes in the children's airways during non-viral asthma attacks, suggesting potential mechanisms for those attacks. (sciencedaily.com)
  • The strong association this study demonstrates between specific air pollutants among children in impoverished urban communities and non-viral asthma attacks further augments the evidence that reducing air pollution would improve human health," said Hugh Auchincloss, M.D., acting director of the National Institute of Allergy and Infectious Diseases (NIAID), part of NIH. (sciencedaily.com)
  • During an asthma attack, the airway lining swells, muscles around the airways contract, and the airways produce extra mucus, substantially narrowing the space for air to move in and out of the lungs. (sciencedaily.com)
  • In the current study, investigators examined the relationship between air pollutant levels and asthma attacks occurring in the absence of a respiratory virus among 208 children ages 6 to 17 years who had attack-prone asthma and lived in low-income neighborhoods in one of nine U.S. cities. (sciencedaily.com)
  • Then the researchers validated the associations they found between air pollutant levels and non-viral asthma attacks in an independent cohort of 189 children ages 6 to 20 years with persistent asthma who also lived in low-income neighborhoods in four U.S. cities. (sciencedaily.com)
  • Th ere were relationships between stroke, congestive heart failure, asthma and these various pollutants. (alleghenyfront.org)
  • Plasma and leukocyte vitamin C levels were significantly lower in the asthma group. (who.int)
  • A significant association was observed between duration of asthma and plasma vitamin C level. (who.int)
  • Asthma is a chronic relapsing inflammatory study in Tehran with the hypothesis that disorder of the airways and a major health plasma and leukocyte vitamin C level are problem worldwide [ 1 ]. (who.int)
  • The prevalence lowered in asthmatic patients and that the and morbidity rate of asthma have in- duration of asthma affects plasma and leu- creased in the past decade, despite kocyte vitamin C levels. (who.int)
  • to estimate the association between exposure to air pollutants and hospital admissions for asthma. (bvsalud.org)
  • Thus, this study showed an association between airpollutants and asthma hospitalization in a medium-sized city. (bvsalud.org)
  • Among respiratory diseases, bronchial asthma, one of the most common chronic diseases of childhood, has been linked to exposure to environmental pollutants in many parts of the world 3-6 . (bvsalud.org)
  • Thus, the objective of this study was to estimate the association between exposure to air pollutants and the chance of hospitalization for bronchial asthma in children and adolescents in Sao Jose dos Campos-SP. (bvsalud.org)
  • We find that the occupied space of the first building's fabrication shop and the second building's open-plan office have higher levels of volatile organic compounds (VOCs) than outside air. (frontiersin.org)
  • The research team is developing these sensors in order to detect hazardous levels of volatile organic compounds in indoor environments. (purdue.edu)
  • That's why Purdue University researchers are developing novel resonant sensors that can detect volatile organic compounds polluting indoor environments at dangerous levels and could potentially prevent the related health complications. (purdue.edu)
  • These limits affect public health, because the human body can experience health complications from volatile organic compounds at much lower levels than what many of the existing cost-effective monitors can easily detect. (purdue.edu)
  • Wildfire emissions have increased so substantially that they're changing the annual pattern of air quality across North America,' Rebecca Buchholz, NCAR scientist and lead author of the report, said in a statement . (yahoo.com)
  • Hong Kong's air quality has improved over the past decade, according to the Environmental Protection Department. (scmp.com)
  • Hong Kong's air quality has been improving over the last 10 years, with the past two years having the best air quality," Dr Kenneth Leung Kai-ming, assistant director of the department, said during a press conference on Friday. (scmp.com)
  • While the pandemic had contributed to reduced transport and in turn better air quality over the past two years, especially during the first half of 2020, Leung said improvement had started before the outbreak. (scmp.com)
  • As for last year, the level of all four major pollutants met the city's own air quality objectives, which are benchmarked against the WHO's interim goals. (scmp.com)
  • The pandemic has helped boost air quality over the past two years, according to the Environmental Protection Department. (scmp.com)
  • Brian Lau Man-pang, principal environmental protection officer of the department, admitted at the press conference that Hong Kong's air quality objectives were more relaxed than the WHO's, but he said the city would review the objectives and catch up with the global standards. (scmp.com)
  • Hong Kong will tighten its air quality objectives in a gradual manner to meet the WHO's standards," he said. (scmp.com)
  • The department has started reviewing the air quality objectives to assess the scope for further tightening them to catch up with the WHO's. (scmp.com)
  • Leung laid out a series of measures to continue improving the city's air quality, including promoting the use of electric vehicles and other green transport, updating the air quality objectives, and enhancing regional collaboration. (scmp.com)
  • Patrick Fung Kin-wai, CEO of the Hong Kong NGO Clean Air Network, said while the data showed a long-term improving trend of the city's air quality, progress had slowed in recent years, especially after 2018. (scmp.com)
  • The air quality of the city remained abysmal today with authorities recording severe quantity of pollutants, eight to ten times above the safe limits in real time, mainly due to a play of atmospheric factors. (thehindubusinessline.com)
  • The hourly update of System of Air Quality and Weather Forecasting And Research (SAFAR) showed an upward trend of PM 2.5 and PM 10 concentration since morning. (thehindubusinessline.com)
  • Dhaka city with a population density of around 20,000 per square kilometer faces the risk of large adverse health impacts due to poor air quality. (researchgate.net)
  • Discouraged by the high-cost and lack of connectivity of indoor air quality (iAQ) measurement equipment, we built a platform that would allow us to investigate what kinds of iAQ evolution information could be collected by a low-cost, distributed sensor network. (frontiersin.org)
  • Having better indoor air quality requires better monitoring technology. (purdue.edu)
  • Our work's goal is developing low-cost volatile organic compound sensors capable of identifying indoor air quality problems and capable of controlling ventilation in response to high indoor emissions," Braun said. (purdue.edu)
  • A leading industry provider of air quality and emissions-tracking data, BlueSky's software, atmospheric, and data-science specialists use a global network of independent sensor technologies to produce near real-time emission and air pollutant data, all in one place, outstripping traditional industry speeds. (stantec.com)
  • There are air quality target values and the emissions are regulated through restrictions in legislation and international conventions. (ymparisto.fi)
  • Information about air quality in Finland is available on Finnish Meteorological Institute's website. (ymparisto.fi)
  • Air quality in Finland is generally good although air pollution may temporarily deteriorate the air quality. (ymparisto.fi)
  • The map does not show information on air quality. (ymparisto.fi)
  • Air quality information is available on the website of Finnish Meteorological Institute. (ymparisto.fi)
  • During recent years, statistical models based on artificial neural networks (ANNs) have been increasingly applied and evaluated for forecasting of air quality. (springer.com)
  • In other words, industrial air pollution sources located at altitudes well above sea level must comply with significantly more stringent air quality standards than sources located at sea level (since it is more difficult to comply with lower standards). (wikipedia.org)
  • The federal Clean Air Act requires EPA to set National Ambient Air Quality Standards (NAAQS) for six common air pollutants. (wa.gov)
  • Since 2000, we have been measuring air toxics at our Seattle-Beacon Hill air quality monitoring station . (wa.gov)
  • Even though none of these locations are in Washington, Ecology's air quality monitoring station near downtown Seattle has found ethylene oxide. (wa.gov)
  • Hawai'i Volcanoes National Park (NP) usually enjoys great air quality relative to other parks. (nps.gov)
  • Some human-caused air pollution sources can also degrade park air quality, including urban and industrial areas on the islands of Oahu and Maui. (nps.gov)
  • The National Park Service works to monitor air quality and address air pollution effects at Hawai'i Volcanoes NP, and in parks across the U.S., through science , policy and planning , and by doing our part . (nps.gov)
  • In response, U.S. Geological Survey (USGS) scientists with the Hawaiian Volcano Observatory and NPS scientists monitor air quality in numerous locations around the park and share real-time data with park staff and the public. (nps.gov)
  • Nowadays, due to population growth and industrialisation, air quality in Malaysia is becoming a critical threat. (uitm.edu.my)
  • Malaysia experienced air quality deterioration in 2019 when the episodes of haze happened from July to September. (uitm.edu.my)
  • Secondary physical and data on meteorology were obtained from the continuous ambient air quality monitoring (CAQM) stations by the Malaysian Department of Environment (DOE). (uitm.edu.my)
  • The APCD monitors for these pollutants at six monitoring stations throughout Louisville Metro to determine the area's attainment with National Ambient Air Quality Standards as well as the Air Quality Index (AQI) . (louisvilleky.gov)
  • The Air Quality Index (AQI) is tool to used to communicate the impact of air quality on health. (louisvilleky.gov)
  • The monitored levels of pollutants also determine Louisville's attainment of the National Ambient Air Quality Standards (NAAQS), which are set through the Clean Air Act. (louisvilleky.gov)
  • People should be conscious of the air quality in the region where they live to avoid harmful exposure over long periods of time, if possible," said Mahdieh Danesh Yazdi, Pharm.D., M.P.H., Ph.D., a post-doctoral research fellow at the Harvard T.H. Chan School of Public Health and lead author of the study. (sciencedaily.com)
  • Work out in polluted air and you may miss out on some of the brain benefits of exercise, according to two, large-scale new studies of exercise, air quality and brain health. (indiatimes.com)
  • Using established air quality models, they then estimated air pollution levels where the people lived and, finally, compared everyone's brain scans. (indiatimes.com)
  • Levels in this study were mostly within the bounds considered acceptable for health by European and American air quality standards. (indiatimes.com)
  • The researchers matched each illness with air quality index values and levels of individual air pollutants recorded by the Environmental Protection Agency in the relevant city on the dates surrounding the illness. (sciencedaily.com)
  • IntelliAQ aims at shifting the analysis of global air pollutant observations to a new level and will provide a basis for the future development of innovative air quality services with robust scientific underpinning. (europa.eu)
  • Air quality is determined by several factors including air pollutant emissions, chemical transformations, transport processes, and weather. (europa.eu)
  • To analyse and understand air quality data and assess changes in air pollution levels, all of these factors must be taken into account. (europa.eu)
  • Therefore, complex DL architectures and comprehensive datasets are needed when we want to use AI for the analysis of air quality and build air quality predictions based on modern machine learning. (europa.eu)
  • to develop an innovative air quality forecasting concept based on deep learning, 3. (europa.eu)
  • to explore the use of deep neural networks to assess the quality of air pollution data and establish new, robust techniques for automated outlier detection and data screening. (europa.eu)
  • The Tropospheric Emissions: Monitoring of Pollution (TEMPO) instrument aboard the geostationary satellite will provide vital data for their research in air quality and impacts to human health. (uah.edu)
  • A team of air-quality researchers at The University of Alabama in Huntsville (UAH), a part of the University of Alabama System, expects to receive vital data from a new NASA instrument launched into space on Space X's Falcon 9 rocket toward its host geostationary satellite, Intelsat 40e, on Friday, April 7. (uah.edu)
  • The Tropospheric Emissions: Monitoring of Pollution (TEMPO) is the first spectrometer instrument that will collect hourly daytime observations of major air pollutants over greater North America, revolutionizing scientific capabilities to monitor air quality. (uah.edu)
  • TEMPO's Early Adopters program fosters collaboration between end users and data scientists in hopes that applications will be developed, such as hourly air-quality forecasts, that could one day be relayed in weather forecasts on the news," says Dr. Michael Newchurch of the UAH Earth System Science Center. (uah.edu)
  • The goal of the program is to engage the air-quality operational users and data scientists from across the world to help identify their needs of the data the TEMPO satellite will provide. (uah.edu)
  • South Korea has built and launched their own geostationary air-quality satellite like TEMPO, and the European Space Agency is in the process," Dr. Naeger says. (uah.edu)
  • It's great to be a collaborative partner and help advance air-quality science across the world. (uah.edu)
  • Over the next several months, Dr. Alexander will analyze data from the TEMPO satellite, hoping that it will complete a picture of current air-quality information across North America. (uah.edu)
  • For over 30 years, Dr. Newchurch has been a leader in air-quality research and heavily involved in the TEMPO satellite mission, serving as one of the science team validation leads. (uah.edu)
  • He also oversees the TEMPO Green Papers concept, which allows end-users and stakeholders to submit experiment requests to study rapidly evolving air-quality events, such as wildfires, dust storms, industrial accidents and volcanoes, using the special operations facet of the mission. (uah.edu)
  • Levels of the pollutants were monitored from ambient air quality data (U.S. Environmental Protection Agency Air Quality System) with an average of four monitoring stations within 8 kilometers to 14 kilometers of each participant's residential address. (news-medical.net)
  • The quality of that air has a significant impact on our health in the long and short-term. (simcoemuskokahealth.org)
  • Outdoor air quality is affected by different types of air pollutants from a variety of sources, including vehicle emissions, energy production and usage, and wildfires. (simcoemuskokahealth.org)
  • however, air quality remains a concern and more can be done to reduce air pollution to make the air healthier for everyone. (simcoemuskokahealth.org)
  • learning how we can work together to improve air quality in Simcoe Muskoka. (simcoemuskokahealth.org)
  • monitoring and communicating the health impacts of air quality in Simcoe Muskoka. (simcoemuskokahealth.org)
  • On this page you will find information and resources about outdoor air quality, air pollution and health, and strategies that everyone can take to reduce exposure to air pollution and improve air quality. (simcoemuskokahealth.org)
  • More information on how to take action on air quality is identified below. (simcoemuskokahealth.org)
  • On most days, air quality is very good in Simcoe Muskoka, with low air quality health risks. (simcoemuskokahealth.org)
  • However, there are some places, such as near major roads and highways, and days where we experience higher air quality health risks. (simcoemuskokahealth.org)
  • If we idle our car for more than 60 seconds, we are contributing to poor air quality and climate change. (simcoemuskokahealth.org)
  • At 3pm today (September 27), the Air Quality Health Index (AQHI) at some general and roadside stations had reached 8 or above, corresponding to the 'Very High' health risk category. (gov.hk)
  • This pilot study aimed to describe air quality within a few fire stations in and around Boston, Massachusetts, and to investigate physical and organizational factors that may influence levels of contaminants in stations. (cdc.gov)
  • Sustainable marine fuels can improve air quality around the nation's largest seaports, including the Port of Los Angeles pictured here. (energy.gov)
  • Residents benefit from easily available, accurate and up to date information on the quality of the air they breathe. (brent.gov.uk)
  • The Environment Act 2005 requires us to declare an air quality management area (AQMA) for any part of the borough in which it appears that air quality standards or objectives are not being met. (brent.gov.uk)
  • Travelers, particularly people with underlying cardiorespiratory disease, should investigate the air quality at their destination. (cdc.gov)
  • The AirNow website provides basic information about local air quality by using the Air Quality Index (AQI) ( Table 4-01 ). (cdc.gov)
  • The effects include higher levels of certain air pollutants, increased transmission of diseases from poor water quality, increased vector-borne diseases, disruption of health services, mass casualties and death. (who.int)
  • National air quality has improved since the 1990s, but many challenges remain in protecting public health and the environment from air quality problems. (cdc.gov)
  • Since the 1950s, air quality has been a major public health and environmental concern. (cdc.gov)
  • At a basic level, they let us know how clean or polluted the air is, help us track progress in reducing air pollution, and inform the public about air quality in their communities. (cdc.gov)
  • The Tracking Network hosts and uses data from some of these sources to help paint a more complete picture of air quality in the United States. (cdc.gov)
  • CDC works closely with the U.S. Environmental Protection Agency , the National Aeronautics and Space Administration (NASA), the National Oceanic and Atmospheric Association (NOAA), and the National Weather Service to provide air quality data on the Tracking Network and to better understand how air pollution affects our health. (cdc.gov)
  • In some areas, the modeled data underestimates or overestimates the air pollutant concentration levels when compared to the Air Quality System (AQS) monitoring data. (cdc.gov)
  • Wildfires produce high volumes of smoke each year, leading to unhealthy air quality levels, sometimes hundreds of miles away from the fire. (cdc.gov)
  • Counseling patients on protective measures, including being aware of current and predicted air quality levels, staying indoors, using air filtration , and using properly fitted N95 respirators when outdoors is also important for mitigating adverse effects. (cdc.gov)
  • Staying aware of current and predicted local air quality conditions using AirNow or other tools. (cdc.gov)
  • Going to a designated cleaner air shelter (such as a school gymnasium, buildings at public fairgrounds, or a civic auditorium) during times of poor air quality. (cdc.gov)
  • Given the proportion of their time we spend indoors, it is important that we understand what is in the air we breathe. (frontiersin.org)
  • The heavier you breathe, the more air pollutants you draw in. (indiatimes.com)
  • Babies and children sitting in bicycle trailers breathe in more polluted air than the adults riding the bikes that pull them --- but trailer covers can help halve air pollution levels, according to research from the University of Surrey. (surrey.ac.uk)
  • Due to this, buttercups are useful to the world because they contribute to making the air we breathe cleaner and healthier. (amnh.org)
  • Air pollutants can also harm the foetus if the mother is exposed to high levels of air pollution during pregnancy. (nih.gov)
  • Because air pollutants can harm human health (Hong et al. (springer.com)
  • Air pollutants blown into the park can harm natural and scenic resources such as soils, surface waters, plants, wildlife, and visibility. (nps.gov)
  • Air pollution can cause harm to the cardiovascular and respiratory systems due to its effect on inflammation in the heart and throughout the body. (sciencedaily.com)
  • Researchers examined hospitalization records for more than 63 million Medicare enrollees in the contiguous Unites States from 2000 to 2016 to assess how long-term exposure to air pollution impacts hospital admissions for specific cardiovascular and respiratory issues. (sciencedaily.com)
  • Using hundreds of predictors, including meteorological values, satellite measurements and land use to estimate daily levels of pollutants, researchers calculated the study participants' exposure to the pollutants based upon their residential zip code. (sciencedaily.com)
  • The researchers further stratified the analyses to calculate the cardiovascular and respiratory risks associated with each of the pollutants among patient subgroups including gender, race or ethnicity, age and socioeconomic factors, detailed in the study. (sciencedaily.com)
  • The researchers compared pollution in bike trailers with and without covers, finding that concerned parents and carers can reduce their children's exposure to pollutants by using a trailer cover. (surrey.ac.uk)
  • Nitrogen (N) and sulfur (S) compounds deposited from the air may have harmful effects on ecosystem processes. (nps.gov)
  • Kilauea's nearly continuous eruption emits sulfur dioxide (SO 2 ) gas and results in volcanic air pollution downwind of the volcano. (nps.gov)
  • In addition to human health concerns, sulfur and nitrogen compounds deposited from the air may have harmful effects , including acidification , on soils, lakes, ponds, and streams. (nps.gov)
  • HFO and other petroleum-based marine fuels often contain relatively high levels of sulfur, which is emitted as sulfur oxide during combustion. (energy.gov)
  • EPA's most recent National Air Toxics Assessment identified several locations that may have higher cancer risks from long-term exposure to ethylene oxide. (wa.gov)
  • Data from EPA's National-Scale Air Toxics Assessment ( NATA ) are used to develop the air toxics indicators for the Tracking Network. (cdc.gov)
  • Health risks such as obesity, tobacco use, and low levels of physical activity are the result of a set of complex, interrelated factors that are difficult to untangle and identify. (cdc.gov)
  • Health effects of ambient air pollution in children . (nih.gov)
  • Regulations that define and limit the concentration of pollutants in the ambient air or in gaseous emissions to the ambient air are issued by various national and state (or provincial) environmental protection and occupational health and safety agencies. (wikipedia.org)
  • In most other nations, the reference ambient temperature for pollutant limits may be 0 °C or other values. (wikipedia.org)
  • Direct effects, such as increased ambient temperatures, air pollution, ultraviolet (UV) radiation, extreme weather, vector-borne diseases, and expanded vector ranges (discussed in more detail below). (cdc.gov)
  • Wildfire smoke that blanketed much of the Pacific Northwest in recent years caused a new spike in unhealthy air pollutants in August, a report finds. (yahoo.com)
  • This study aims to differentiate the level of the potential air pollutants, examine the influence of meteorological factors on the potential air pollutants and determine the local and transboundary impact on the potential air pollutants during episodes of pre-haze, haze, and post-haze in Kuala Lumpur and Putrajaya in 2019. (uitm.edu.my)
  • Meteorological factors and air pollutants have been reported to be associated with hand, foot, and mouth disease (HFMD) epidemics before the introduction of vaccine. (biomedcentral.com)
  • Distributed lag non-linear models (DLNM) were used to assess the associations of meteorological factors and air pollutants on HFMD cases. (biomedcentral.com)
  • Air pollution has become a serious issue due to its impacts on humans, animals, and the environment. (uitm.edu.my)
  • Children, older adults, those who are pregnant, and those with existing diabetes, heart or lung conditions, are at a greater risk of negative health impacts from air pollution. (simcoemuskokahealth.org)
  • Indoor and outdoor air pollution is estimated by the World Health Organization to be a leading cause of one in ten deaths in children under the age of five years, a group particularly vulnerable to the negative health impacts of air pollution. (surrey.ac.uk)
  • Its health impacts include increased vulnerability to air, water and vector-borne diseases as well as malnutrition. (who.int)
  • Analysis of records for more than 63 million Medicare enrollees from 2000 to 2016 finds long-term exposure to air pollution had a significant impact on the number of people hospitalized for cardiac and respiratory conditions. (sciencedaily.com)
  • Even levels lower than national standards affected heart and respiratory illnesses. (sciencedaily.com)
  • Since our study found harmful effects at levels below current U.S. standards, air pollution should be considered as a risk factor for cardiovascular and respiratory disease by clinicians, and policy makers should reconsider current standards for air pollutants. (sciencedaily.com)
  • The investigators linked changes in the expression of specific sets of genes that play a role in airway inflammation to elevated levels of these two pollutants by analyzing nasal cell samples obtained from the children during respiratory illnesses. (sciencedaily.com)
  • The study looks at the connection between air pollution and health by focusing on emergency room visits for cardiovascular and respiratory diseases. (alleghenyfront.org)
  • A new study looks at the connection between air pollution and health by focusing on emergency room visits for cardiovascular and respiratory diseases in five cities, Atlanta, Birmingham, Dallas, St. Louis, and Pittsburgh. (alleghenyfront.org)
  • Among the environmental factors related to the pathogenesis of respiratory diseases, we can highlight air pollution, a major public health problems today. (bvsalud.org)
  • But if people exercised in areas with even moderate levels of air pollution , the expected brain improvements from exercise almost disappeared. (indiatimes.com)
  • But any beneficial associations almost disappeared when exercisers lived in areas with even moderate air pollution. (indiatimes.com)
  • Limited studies have investigated the association between hourly exposure to air pollutants and specific stroke subtypes, especially in regions with moderate to high levels of air pollution. (medscape.com)
  • 1. to develop novel spatial and temporal interpolation methods using deep neural networks in order to expand the coverage of historic and recent data while preserving fine-scale structures down to the street level, 2. (europa.eu)
  • County-level and higher data are aggregated from 10 kilometer square spatial resolution grids. (cdc.gov)
  • Children and elderly people with diseases of cardio-pulmonary involvement prior are the most susceptible to the adverse effects of air pollution. (bvsalud.org)
  • The public may visit the Centre for Health Protection's website ( www.chp.gov.hk/en/content/9/460/3557.html ) for more information on health effects of air pollution and relevant health advice. (gov.hk)
  • Additional analysis included the impact of the average yearly amounts of each of the pollutants on hospitalization rates for non-fatal heart attacks, ischemic strokes, atrial fibrillation and flutter, and pneumonia. (sciencedaily.com)
  • coronavirus pandemic , but most of the major pollutant concentration levels still fall short of the goals set by the World Health Organization (WHO). (scmp.com)
  • These data summarize the estimated number of deaths prevented and percent change in deaths associated with lowering PM 2.5 concentration levels. (cdc.gov)
  • More than half of the study population is exposed to low levels of these pollutants, according to U.S. benchmarks, therefore, the long-term health impact of these pollutants should be a serious concern for all, including policymakers, clinicians and patients. (sciencedaily.com)
  • What are the pollutants of concern in my area? (brent.gov.uk)
  • With the increasing birth prevalence of hypospadias , there is growing concern for pollutant exposure interfering with normal penile development. (bvsalud.org)
  • However, in order to assess the impact of a particular pollution control strategy, it is important to predict pollutant concentration over the entire city in response to the control strategy. (researchgate.net)
  • To estimate long-term exposure to traffic-related air pollutants on an individual basis and to assess adverse health effects using a combination of air pollution measurement data, data from geographical information systems (GIS) and questionnaire data. (bmj.com)
  • More information to help you assess your sensitivity to air pollution can be found here . (simcoemuskokahealth.org)
  • When the AQHI is at the 'Very High' level, employers of outdoor workers performing heavy manual work are advised to assess the risk of outdoor work and take appropriate preventive measures to protect the health of their employees such as reducing outdoor physical exertion and the time of their stay outdoors, especially in areas with heavy traffic. (gov.hk)
  • At the 'Serious' level, employers of all outdoor workers are advised to assess the risk of outdoor work and take appropriate preventive measures to protect the health of their employees. (gov.hk)
  • The ability to assess the influence of a specific human activity at both local and global levels and to form a reasoned assessment of the possible environmental consequences over a range of time scales. (bath.ac.uk)
  • The ability to identify and assess technologies for the control and mitigation of pollutant release. (bath.ac.uk)
  • The research, led by scientists at the National Center for Atmospheric Research and published in the journal Nature Communications Tuesday, reveals a new upward tick in harmful pollutants pumped into the air from persistent and intense fire activity. (yahoo.com)
  • Criteria pollutants are six commonly-occurring pollutants that have been deemed harmful to public health and the environment through the Clean Air Act. (louisvilleky.gov)
  • Although air pollution has a harmful effect on many different populations, our study identified the effects on expectant mothers who are already most vulnerable. (news-medical.net)
  • EPA's delay jeopardizes the health of millions of Americans exposed to high levels of known human carcinogens and other harmful chemicals emitted by cars, trucks, and buses," stated U.S. PIRG Clean Air Advocate Emily Figdor. (earthjustice.org)
  • The forecasts included in this indicator can help decision-makers and other stakeholders anticipate harmful air pollution exposures several days in advance. (cdc.gov)
  • The EPA has identified six pollutants as "criteria" air pollutants because it regulates them by developing human health-based and/or environmentally-based criteria (science-based guidelines) for setting permissible levels. (cdc.gov)
  • The results indicate a slight, reversible effect of toluene on the cortical level or on the hypothalamic-pituitary axis at exposures well below the permissible levels, possibly mediated through an effect on catecholamine neurotransmission. (lu.se)
  • These data indicate that environmental exposure to air pollutants triggers changes in the placental cellular composition, mediating adverse pregnancy outcomes. (nature.com)
  • Historical AQI Values can be accessed using the EPA's Air Data website. (louisvilleky.gov)
  • The project is close to delivering a unique data infrastructure which allows the seamless combination of local air pollution measurements with high-resolution earth observation data of the land surface and with many years of weather data from leading meteorological centres. (europa.eu)
  • We collected the daily HFMD counts, weather and air pollution data from 2014 to 2020 in Chengdu. (biomedcentral.com)
  • She says it incorporates data from 48 air monitors in the greater Pittsburgh region, and data from the area's major health care providers. (alleghenyfront.org)
  • Data are organized into three levels of geographic detail: the 48 contiguous states, state (including multi-state regions and divisions) and county. (cdc.gov)
  • 80 countries around the world, and the World Health Organization posts historical data on outdoor air pollution in urban areas. (cdc.gov)
  • After careful study, EPA and CDC found that air pollution modeled predictions are very similar to actual monitor data in areas where the two can be compared. (cdc.gov)
  • Therefore, the best way to use modeled air data is in conjunction with actual monitoring data. (cdc.gov)
  • may be disrupted by a mother's exposure to air pollution and psychological stress during early to mid-pregnancy, a new USC study shows. (news-medical.net)
  • Long-term exposure to air pollution can increase the risk of developing heart and lung diseases and cancer. (simcoemuskokahealth.org)
  • Conversely, those with preexisting heart and lung disease, children, and older adults have an increased risk for adverse health effects from even short-term exposure to air pollution. (cdc.gov)
  • The multicenter case-crossover study evaluated the association between hourly exposure to air pollution and stroke among 86,635 emergency admissions for stroke across 10 hospitals in 3 cities. (medscape.com)
  • These variations in susceptibility highlight the importance of implementing effective health protection measures to reduce exposure to air pollution and mitigate the risk of stroke in younger and male populations," wrote the authors. (medscape.com)
  • Government decisions aimed at curbing air pollution are usually taken on ad-hoc basis, primarily due to limited monitoring and limited capacity for analysis of options. (researchgate.net)
  • A pool of GIS variables (information about street length, household and population density and land use) was collected for the Munich metropolitan area and was used in multiple linear regression models to predict traffic-related air pollutants. (bmj.com)
  • Results: At each station, levels of contaminants were higher in the truck bays than either the outdoors or kitchen, and varied the most throughout the day. (cdc.gov)
  • Respirators are specifically designed to remove contaminants from the air or to provide clean respirable air from another source. (cdc.gov)
  • They found more people died during the 2012 to 2018 period, when smoke from flames far away in the Pacific Northwest - not stemming from Colorado fires - cloaked the air. (yahoo.com)
  • After controlling for individual confounders, significant associations were found between the pollutant PM 2.5 and sneezing, runny/stuffed nose during the first year of life (OR 1.16, 95% confidence interval 1.01 to 1.34) Similar effects were observed for the second year of life. (bmj.com)
  • Increased immunoglobulin E (IgE) levels have been found in those younger than 2 years. (medscape.com)
  • Studies have found that air pollutants, even at exposure levels below acceptable standards, can cause deleterious effects to human health 1 . (bvsalud.org)
  • This indicates that both buildings' ventilation systems are unable to supply enough fresh air to dilute VOCs generated inside those spaces. (frontiersin.org)
  • For children, the fact is due to greater exposure to pollutants, increased ventilation per minute and higher levels of physical activity 13 . (bvsalud.org)
  • The station with the highest exposures in the truck bay had the lowest levels in the kitchen, which was possibly explained by new building materials and effective separation between building zones. (cdc.gov)
  • NaNO₂ and high levels of Na₂SO₃ inhibited sucrose uptake. (bl.uk)
  • High levels of PM occur when the air is especially stagnant or windy. (azdeq.gov)
  • At very high levels, it smells like ether. (wa.gov)
  • In a 2013 study, for example, old-age people living in areas with high levels of air pollution showed bedraggled white matter on brain scans and tended to develop higher rates of mental decline than older people living elsewhere. (indiatimes.com)
  • From 2014-2020, high relative humidity and precipitation and extremely high and low levels of PM 10 , O 3 , SO 2 and CO increased the risk of HFMD. (biomedcentral.com)
  • Low concentration of air pollutants has the greatest impact on the 6-14 age group, while the high concentration of air pollutants has the greatest impact on the 0-1 age group. (biomedcentral.com)
  • Our study suggest that high relative humidity and precipitation and extremely high and low levels of PM 10 , O 3 , SO 2 and CO increased the risk of HFMD from 2014 to 2020. (biomedcentral.com)
  • Twenty-one percent of the mothers reported high levels of stress in their lives. (news-medical.net)
  • I would hope that we're doing better than we were, but at that point we did have very high air pollution levels. (alleghenyfront.org)
  • Women were divided into high and low exposure groups according to the mean density of exposure to pollutants during pregnancy. (who.int)
  • We focus on EPA's 'criteria' pollutants and other chemicals broadly known as air toxics. (wa.gov)
  • Weather conditions, human emissions, and wildfires interact and contribute to the levels of air pollution (made up of gases and chemicals). (simcoemuskokahealth.org)
  • After successfully completing this unit the students should also know the operating and design principles of the major technologies for treating polluted air and water, the pollutants which they are most effective at controlling, and be able to recommend appropriate solutions to particular cases of pollution control. (bath.ac.uk)