A new study found that exposure to air pollution more than 30 years ago can still affect an individual's mortality risk today. The research, published in the journal Thorax, estimated air pollution levels in areas where individuals lived in 1971, 1981, 1991 and 2001, using historic air quality measurements.
A large-scale study found a significant link between traffic-related air pollution and the formation of lentigenes (facial dark spots) on cheeks of Asian women over 50. The study also showed that exposure to nitrogen dioxide gas had a stronger impact on dark spot formation than particulate matter.
Babies born to mothers exposed to air pollution from traffic sources during pregnancy have an increased risk of developing asthma before the age of 5 years. Exposure to nitrogen dioxide and carbon monoxide, two markers of traffic-related air pollution, was found to increase this risk.
High-resolution satellite maps track air pollution trends over the last decade, revealing a human fingerprint on global air quality. Nitrogen dioxide levels have decreased significantly in the US and Western Europe due to environmental regulations, while China saw an increase in emissions.
A £5.5m research project aims to tackle air pollution in Beijing, which poses a serious threat to human health, particularly among China's 500 million urban residents. The five four-year projects will investigate the concentrations and sources of urban air pollution, its effects on health, and potential solutions.
The study reveals that traffic is the largest source of urban air pollution, responsible for 25% of particulate matter. Domestic fuel burning and industrial activities also contribute significantly to air pollution, with regional variations observed.
A nationwide study found that women with type 2 diabetes are most susceptible to the adverse cardiovascular risks posed by long-term air pollution exposure. The researchers discovered a significant increase in cardiovascular disease risk, particularly among women over 70, obese, and living in polluted regions.
A nationwide study published in the Journal of the American Heart Association found that women with diabetes who are exposed to air pollution for long periods may have a much higher risk for heart disease. The study showed that cardiovascular disease and stroke risks increased by up to 66% among these individuals.
A study found that lowering China's air pollution to 2008 Olympics levels could prevent 304,000 stroke deaths and 619,000 coronary heart disease deaths by 2030. Achieving the World Health Organization's pollution goal would yield greater life year gains.
A study published in Scientific Reports found that surface solar radiation in China has decreased due to higher air pollution and lower wind speeds. The research reveals that the solar dimming increased significantly during the day in polluted areas, with 20% of reduced solar radiation attributed to aerosols.
Economically disadvantaged, non-English speaking Latino immigrant neighborhoods are disproportionately exposed to toxic air pollution in the US. Liévanos' study reveals a one-in-three chance of high-level air pollution in these areas.
Researchers found that lung transplant patients living on or near busy roads with high levels of air pollution are more likely to die or experience chronic organ rejection compared to those in less polluted areas. Taking macrolides, a class of antibiotics, may protect against the devastating effects of air pollution.
A study by Mrs Lee Koh found that walking on side-street routes instead of main roads can reduce peaks in harmful air pollution. By avoiding busy streets, individuals can minimize their short-term and long-term exposure to black carbon particulate matter, a major component of urban air pollution.
A new study finds that reducing short-lived pollutants like methane and aerosols can substantially improve air quality while also mitigating climate change. The measures, which target the oil and gas industry, could lower global temperatures by up to 0.22°C by 2050 and reduce life expectancy losses due to air pollution.
Researchers from the University of Leicester found that trees increase turbulence and reduce road traffic emissions by 7%, improving air quality for pedestrians. This study highlights the importance of urban planning decisions incorporating trees to benefit both public health and environment.
Exposure to high-concentration airborne particulate matter PM2.5 has been shown to directly affect the liver, triggering liver fibrosis in animal models. The study highlights air pollution as an independent risk factor for liver fibrosis, with implications for medical care and health policy-making.
Research found higher levels of inflammatory markers in young adults living in polluted cities, indicating a greater risk of heart attack. Long-term air pollution exposure was linked to increased levels of CRP, hsCRP, homocysteine, and fibrinogen.
Research suggests that exposure to particulate matter and nitrogen dioxide air pollutants is associated with an increased risk of severe heart attacks. The study found that men aged 75 and above were more susceptible to fine particles, while younger individuals were more affected by NO2.
Researchers developed a new mathematical model to simulate water pollution in alluvial rivers, accounting for sediment transport and riverbed evolution. The study improves understanding of pollutant transport dynamics, providing an effective tool for water safety and river management.
A new study by USC researchers reveals that residential exposure to near-roadway pollutants can cause a significant burden of heart disease, particularly among older adults. The study's findings emphasize the need for zoning buffer areas between busy roadways and new housing developments.
Researchers identified clusters where higher numbers of children who developed asthma were born in Toronto, suggesting early life factors at the neighbourhood level are relevant to childhood asthma. Air pollution during pregnancy and shortly after birth was found to be related to developing asthma later in childhood.
A team of researchers found that improving air quality worldwide could reduce pollution-related deaths by millions of people each year. Meeting the World Health Organization's particulate air quality guidelines could prevent up to 2.1 million deaths annually.
A study of 1403 women found that those exposed to higher levels of air pollution had reduced white matter in their brains. Ambient particulate air pollutants may have a deleterious effect on brain aging, according to researchers.
A stricter federal standard for ozone pollution would require more scientific measurements and models to accurately determine sources of pollution. This is crucial as ozone pollution has multiple sources, some beyond local control, and its effects on human health and the environment are significant.
A study by the University of Pittsburgh found an association between exposure to fine particulate air pollution and an increased risk of childhood autism. The research estimated that children exposed to higher levels of PM2.5 during pregnancy and early life were at a 1.5-fold greater risk of developing ASD.
Researchers found that air pollution directly impacts cognition, with particulate matter and nitrogen dioxide affecting the central nervous system via the sense of smell. Impaired lung function was also linked to cognitive decline in elderly women, regardless of air pollution exposure.
A new study has found an association between vitamin E concentrations and exposure to fine particulate pollution in the general population. Higher levels of alpha-tocopherol, a form of Vitamin E, were linked to lower lung function and reduced exposure to PM2.5.
The study found that exposure to traffic-related air pollution during infancy increased the risk of developing allergies to food, mould, pets, and pests. Children who attended daycare or had older siblings in the household were less likely to develop allergic sensitization.
Research during the Beijing Olympics found a correlation between reduced air pollution and higher birth weights among pregnant women. The study suggests that pollution may interfere with fetal growth, particularly in late pregnancy.
Research found that long-term exposure to fine particle air pollution, particularly at low levels, can cause subtle structural changes in the brain and increase the risk of covert brain infarcts. This association was strongest among older adults and those with relatively healthy brains.
A recent study by University of Toronto engineers found that air pollution from vehicle tailpipes can spread farther than thought, with varying levels across cities. One in three Canadians lives within 250 meters of a major roadway, where exposure to pollutants can be up to ten times higher.
Researchers detect human fingerprint of industrial pollutants in Borneo rainforest, revealing impact on ozone layer and forest health. Air pollution from East Asia affects air quality in equatorial Southeast Asia, introducing chemicals to the stratosphere.
A new University of Copenhagen study found that exercise reduces premature mortality risk more than air pollution, even in polluted urban areas. The research suggests exercising in green spaces with low air pollution is still beneficial.
A new series of articles examines the association between air pollution and health, with studies finding links between short-term exposure and increased risks of stroke and anxiety. The research highlights the need for policy changes to reduce exposure in highly polluted regions.
Researchers analyzed medical test records for over 300,000 people and found a significant link between fine-particulate-matter pollution and stenosis in internal carotid arteries. This study suggests that lowering pollution levels may reduce the incidence of carotid artery stenosis and stroke.
A 20-year study found that improved air quality in Southern California led to significant gains in lung function development among millennial children. Lung growth accelerated as air pollution declined, resulting in lower rates of abnormally low lung function and reduced risks of respiratory disease.
Research suggests chronic exposure to air pollution increases the risk of stroke by causing fatty substances to build up in the neck arteries. The study found those living in areas with high levels of fine particulate matter had a 24% greater risk of carotid artery stenosis compared to those in cleaner areas.
A recent study published in PLOS Medicine found that higher levels of traffic-related air pollution at schools are linked to slower cognitive development in 7- to 10-year-old children. The researchers measured three cognitive outcomes and found a significant decrease in cognitive development among children attending highly polluted sch...
Current EU legislation will lead to significant improvements in particulate matter pollution, but many areas of Europe will still exceed limits. The study identifies Eastern Europe, Southern Poland, and major cities as hotspots that require targeted emission controls.
Drivers spend an average of 1.5 hours a day in their cars, with signalized intersections being major pollution hotspots due to frequent changes in driving conditions. Exposure to nanoparticles from vehicle emissions increases by up to 25% when passing through traffic lights.
A new study published in the American Journal of Epidemiology found that short-term exposure to nitrogen dioxide and fine particulate matter increases the risk of suicide among middle-aged men. The study also revealed that individuals between 36-64 years old experienced a higher risk of suicide following air pollution exposure.
Research finds higher air pollution levels in England's most deprived neighborhoods, with ethnic minority areas also severely affected. The study highlights the need to reduce vehicle emissions in urban areas to address environmental inequality.
A new study finds that traditional yak dung burning in Tibetan households releases high levels of fine particulate matter, including black carbon. The pollution poses a significant health risk to the local population, who spend most of their time indoors during the cold season.
A nationwide study in Israel found exposure to air pollutants PM10 and NOX during full-term pregnancies is associated with an increased risk of congenital malformations. The research also discovered that exposure to SO2 and O3 in ART pregnancies are linked to a higher risk of congenital defects.
A new study finds that driving electric vehicles powered by renewable energy can reduce air pollution-related deaths by up to 70%. The research also shows that switching to natural gas-powered electricity or vehicles yields significant health benefits. In contrast, vehicles running on corn ethanol or coal-based electricity would increa...
Experts recommend reducing air pollution exposure and decreasing fossil fuel use to combat cardiovascular risk. People with heart disease are urged to follow these guidelines to minimize harm from air pollution.
Researchers found that online activism did force the Chinese government to take some actions on air pollution, but corporate and government interests largely shaped the online discussion. The study shows both the power and limits of online activism in China, highlighting the need for more nuanced approaches to addressing complex social...
New research reveals hand dryers can spread bacteria in public toilets, increasing the risk of infection. Studies found airborne germ counts were 27 times higher around jet air dryers compared to paper towels.
A recent study has found a strong association between air pollution and the development of chronic kidney disease. The research, which analyzed data from over 1.1 million people in the US, revealed that even low levels of particulate matter can increase the risk of CKD.
Exposure to tobacco smoke and near-roadway air pollution contributes to childhood obesity development. The study found increased weight gain in children exposed to both air pollutants compared to those with no exposure.
A study found that household air pollution was twice as great in homes with children suffering from asthma and allergies. Volatile organic compounds also increased in these households.
Researchers found that exposure to traffic-related air pollutants during the second trimester of pregnancy is associated with reduced lung function in preschool children. Higher levels of benzene and NO2 were linked to impaired lung function, particularly among allergic children and those from lower social classes.
Researchers found that high levels of volatile organic compounds (VOCs) triggered pollution-forming reactions in winter, concentrating ozone pollution. Ozone levels in northeastern Utah exceeded national air quality standards 49 times during the winter season.
A new study from Harvard, Syracuse, and Boston University scientists reveals that strong carbon standards for power plants can significantly reduce air pollution and provide substantial human health benefits. The research estimates that such standards could prevent thousands of premature deaths and hospitalizations every year in the US.
A QUT expert warns Australian governments that increasing pollution to just below existing standards would cause thousands of additional deaths each year. The health statistician's analysis reveals the devastating impact of pollution on human life, highlighting the need for thorough cost-benefit analyses in environmental studies.
A new study confirms a strong link between air pollution and lung health in European adults, with people suffering from obesity particularly vulnerable. The findings emphasize the importance of educating about clean air and urge policymakers to update guidelines to meet WHO-recommended air quality standards.
A new study finds that India's ground-level ozone pollution damages millions of tons of major crops, including wheat and rice, each year, with losses estimated at over $1 billion. The damage is enough to feed tens of millions of people living in poverty, highlighting the need for policy changes to address ozone pollution.
Air pollution regulations in Taiyuan, China have reduced the cost of loss of life and disability by over 50% since 2001, resulting in 2,810 fewer premature deaths. The study also found significant reductions in hospital admissions, outpatient visits, and cases of bronchitis.
A third of the world's population uses plant-based solid fuels for cooking, heating, and lighting, resulting in high levels of household air pollution. The Commission concludes that an estimated 600-800 million families worldwide are at increased risk of illnesses such as respiratory tract infections and lung cancer.
A new study from MIT warns that climate change and air pollution can combine to reduce crop yields, with effects varying by region. The study found that ozone pollution can cause significant damage to crops, particularly in the US where stricter regulations may mitigate its impact.