A new study reveals Low-Cost Source Apportionment (LoCoSA) is being used to great effect across the Global South, offering a powerful tool for improving public health and environmental policy. Researchers are now putting their findings into practice in Uganda, identifying and understanding dominant sources of Kampala's air pollution.
A new study published by Yonsei University reveals that air pollution is a significant contributor to workplace accidents, increasing the risk of accidents and fatalities by 2.6 times when PM2.5 concentrations double. The study estimates economic losses of up to $10 billion annually.
A new study reveals that limiting temperature overshoot can prevent hundreds of thousands of premature deaths while avoiding trillions of dollars in economic damages. The research found significant health benefits by improving air quality, particularly in regions with high population density.
Researchers found tiny air pollution particles sticking to red blood cells after exposure to roadside pollution, which can travel to organs like brain and heart. Wearing an FFP2 face mask reduces the amount of particles stuck to red blood cells.
Research from Colorado State University reveals how wildfire smoke combines with existing particulate pollution to create secondary, often more toxic, pollution and contribute to ozone formation. The study found that 90% of aerosol pollution over NYC is sensitive to at least one aspect of global changes, such as high temperatures.
Research presented at the European Respiratory Society Congress found that a healthy diet rich in fruits and vegetables can partially mitigate the adverse effects of air pollution on lung function. Women who consumed four portions of fruit per day or more appeared to have smaller reductions in lung function associated with air pollution.
Exposure to lower levels of air pollutants is associated with improved vision in children, suggesting that reducing exposure could slow the progression of myopia. Children who live in areas with cleaner air have better vision, especially younger students.
A study of nearly 30,000 Chinese children found that air pollution, particularly nitrogen dioxide and fine particles, is a significant risk factor for childhood myopia. Exposure to poor air quality can cause oxidative stress and inflammation of the eye, potentially harming vision.
A new study finds that wildfires in the western US worsen local air quality but unexpectedly improve air quality in the eastern US due to heat's effect on weather patterns. This overlooked factor significantly alters regional air quality, with climate models overestimating pollution impacts.
A study found that living in areas with high air pollution concentrations accelerates cognitive decline and worsens Alzheimer's disease by increasing the buildup of toxic proteins in the brain. Exposure to fine particulate matter, such as PM2.5, was associated with increased risk of severe amyloid and tau pathology.
Compound heat and air pollution episodes are becoming more frequent and intense in US cities, posing a significant threat to public health. The study found that urban areas experience more frequent overlaps of extreme heat with harmful air pollutants than surrounding rural areas.
A major new study quantifies the health impacts of outdoor air pollution from US oil and gas activities, revealing widespread disparities in exposure and health burden across racial and ethnic groups. The research estimates 91,000 premature deaths annually, with Black, Asian, Native American, and Hispanic populations most affected.
A community-driven study found that air pollutants, including particulate matter and black carbon, were highest when bulldozer activity and wind from the coal terminal coincided. The study supports long-standing complaints of Curtis Bay residents about coal-related air pollution.
Air pollution across the UK decreased between 2015 and 2024, with nitrogen dioxide and fine particles showing improvement. However, surface ozone pollution increased by 17%, breaching safety limits frequently.
A new study published in Communications Earth and Environment suggests that the cleanup of air pollution in East Asia has likely accelerated global warming. The reduction in sulfate emissions from countries like China has partially unmasked greenhouse gas-driven warming, leading to record-breaking surface temperatures.
A study published in PLOS Global Public Health found that prenatal exposure to ambient fine particulate matter is associated with low birth weight and preterm birth in India. The researchers used geospatial models to highlight vulnerable areas, including the Northern districts where children are more susceptible to air pollution.
SourcePLOS·JournalPLOS Global Public Health·TypeObservational study·DateJul 2, 2025
A new study reveals that air pollution contributes to the development of lung cancer in people with no or hardly any history of smoking. The study found a strong association between air pollution and genetic mutations in lung tumors, particularly driver mutations that promote cancer development.
A whole-genome sequencing study found fine-particulate air pollution to cause more cancer-related changes than secondhand smoke. Researchers analyzed lung tumors from 871 never-smoker patients across 28 geographic locations worldwide and linked air pollution exposure to increased genomic changes.
Research using cardiac MRI found that long-term exposure to air pollution is associated with early signs of heart damage, including diffuse myocardial fibrosis. The study suggests that fine particulate matter in the air may contribute to changes in the heart structure, potentially setting the stage for future cardiovascular disease.
A study published in JACC found that long-term exposure to wildfire smoke may increase the risk of heart failure, particularly among older adults, women, and those living in lower-income areas. The risk was found to be higher with increased levels of PM2.5 air pollution from wildfires compared to other types of air pollution.
Researchers at the University of Utah found that outdoor air pollution from wildfires and dust events can infiltrate buildings using commercial HVAC systems with air-side economizers. However, indoor air quality remained good overall, and portable air filters can be an effective solution.
Researchers developed a new computer modeling approach to simulate the behavior of tiny nanoparticles in the air, improving accuracy and efficiency. This could lead to better monitoring of air pollution and more precise ways of predicting its effects on human health.
A new mouse study published at the ATS 2025 International Conference found that maternal air pollution exposure during pregnancy can increase asthma risk in adult offspring. The study also discovered lasting epigenetic changes affecting their lungs and immune response, which can persist for generations.
A new study by researchers at London Health Sciences Centre Research Institute found an association between long-term exposure to air pollution and new cases of epilepsy in adults in Ontario. Higher exposure to fine particulate matter and ozone increased the likelihood of developing epilepsy.
The University of Texas at Arlington researcher Yunyao Li has been selected by NASA to develop a system that provides early warnings of hazardous air pollution from wildfires. The project aims to enhance wildfire air quality forecasting capabilities and develop tools for decision-making processes related to health management.
A new study assesses the tradeoffs between clean air and clean water, finding that boiling contaminated water generally outweighs health risks from air pollution. The research supports prioritizing household access to clean water, especially for young children.
The research mapped air pollution levels and carbon dioxide emissions in over 13,000 urban areas globally, highlighting regional disparities and progress towards cleaner air. Urban areas with aggressive environmental policies saw simultaneous declines in all pollutants.
Researchers found that drastic reductions in greenhouse gas emissions could significantly reduce deaths from poor air quality, particularly in deprived regions of Europe. The study suggests that strong climate mitigation would also lead to a more equitable burden of air quality mortality across the continent.
A long-term study from Saxony shows a significant decrease in air pollution in Eastern Europe, with PM1 concentrations falling by 28% per year. The study's findings indicate improved air quality due to clean energy measures and lower emissions from transportation.
Researchers at University at Albany found a near full recovery from metal pollution in Adirondack surface waters since the enactment of the Clean Air Act. The study analyzed sediment samples and found a greater than 90% reduction in metal contamination across four ponds.
A new study found that over 50 million people in the US live in counties with no air-quality monitoring, increasing their exposure to air pollution. Rural areas, particularly those in the Midwest and South, were more likely to lack monitoring sites, often due to poverty and limited access to healthcare.
SourcePenn State·JournalProceedings of the National Academy of Sciences·TypeData/statistical analysis·DateApr 21, 2025
A new study published in The Journals of Gerontology: Series A found that long-term exposure to high levels of air pollution is associated with lower scores in key cognitive abilities, especially language skills. Exposure to nitrogen dioxide and fine particulate matter was linked to poorer language performance.
A new study found that children exposed to higher levels of air pollution have weaker connections between key brain regions, potentially disrupting normal brain network development. The associations persist throughout adolescence, suggesting persistent disruptions in brain function.
Researchers developed a low-cost, durable DIY air cleaner that works as well as HEPA filters to clear indoor air pollutants. The Corsi-Rosenthal Box, comprising common HVAC filters, performed as well or better than comparable HEPA filters in removing particles from the air.
A new study introduces a unified framework to assess the impact of air pollution on ecological health, highlighting rising PM2.5 concentrations in developing countries and declining levels in developed nations. The study provides real-time data to examine the interconnection between air pollution and ecological quality.
Adopting zero-emission vehicles in Illinois could significantly improve air quality, reducing nitrogen dioxide pollution by half. This would lead to a decrease in premature deaths and new cases of childhood asthma, with the greatest benefits seen in neighborhoods currently experiencing high levels of pollution.
Climate change and air pollution threaten food systems, while agricultural activities contribute to global warming and poor air quality. Implementing mitigation and adaptation strategies within the food system can reduce emissions and improve resilience.
New Delhi's air pollution is more severe than previously estimated, with particles absorbing atmospheric water vapor leading to significant underestimation of particulate matter levels. The study highlights the importance of considering hygroscopic growth and its impact on air quality assessments.
A new report by UCL researchers finds that ethnic minority immigrants in England are exposed to significantly higher levels of air pollution than native British households, with an average disadvantage of 6.9μg/m3. Immigrants from Bangladesh and the Caribbean face even greater pollution penalties.
The National Natural Science Foundation of China funded 76 projects to study air pollution complex, achieving significant advances. Research focuses on instrument development, modeling studies, and understanding the impact of heterogeneous processes on haze chemistry.
A new study from the University at Buffalo measures neonatal intensive care unit (NICU) admissions and satellite-based air pollution data, finding that newborns exposed in the last month of pregnancy to higher levels of NO2 have a 30-35% higher risk of NICU admission and an 11-22% increased risk associated with PM2.5.
A new study reveals that people may be exposed to unhealthy levels of airborne pollutants inside their homes, even if the outdoor air quality is good. Researchers used low-cost sensors and innovative techniques to compare particulate matter in three homes, finding significant differences in PM levels.
Research reveals that even short-term exposure to high levels of particulate matter air pollution impairs cognitive functions such as selective attention and emotion recognition. This study highlights the urgent need for stricter air quality regulations and public health measures to combat the harmful effects of pollution on brain health.
The study used a network of 30 sites to analyze air pollution in Delhi-NCR and found that crop residue burning in Punjab and Haryana has a lower contribution to PM2.5 levels than previously thought. The research suggests that the buildup of PM2.5 in Delhi-NCR is primarily of local origin.
A recent study suggests that prolonged exposure to low-dose traffic-derived PM2.5 particles can cause fatty liver disorder in mice. The study found changes in liver function, inflammation, and scar tissue formation, highlighting the potential health risks of air pollution on the liver.
Researchers found evidence of human-caused lead pollution in the Aegean Sea around 5,200 years ago, with a significant increase occurring during the Roman Empire's expansion. This finding pushes back previous estimates by approximately 1,200 years.
SourceSpringer·JournalCommunications Earth & Environment·TypeData/statistical analysis·DateJan 30, 2025
A new study using Arctic ice core records reveals that ancient Roman lead pollution likely caused widespread cognitive decline, with estimated IQ reductions of 2-3 points among the European population. The research team used advanced computer modeling and atmospheric movement to recreate historical lead pollution levels across Europe.
A new study from Karolinska Institutet reveals that long-term exposure to air pollution in India contributes to millions of deaths annually. The research highlights the need for stricter air quality regulations in the country.
A new study finds that urban communities, lower-income areas, and those with higher proportions of racial minorities have higher estimated cancer risks from air pollution. Despite this, the disparity is decreasing over time, suggesting improvements in air pollution control measures.
Parks have been found to be the most effective solution for reducing overall air pollution, cutting it by 22% in city-wide studies. However, other green spaces like trees and green walls showed mixed results, with some even worsening air quality.
A study reveals that soil emissions account for at least a quarter of nitrogen oxide emissions in California's Salton Sea air basin, with annual total emissions reaching 11 tons per day. The findings highlight the need to better understand and account for agricultural soils' emissions to improve air quality in rural areas.
A new study by the University of Birmingham has found that air fryers emit significantly lower levels of particulate matter and volatile organic compounds (VOCs) than other cooking methods. The researchers measured pollutant levels in a well-controlled research kitchen and found that improving ventilation can help reduce indoor pollution.
A new study projects a sharp rise in temperature- and pollution-related mortality, with temperatures expected to surpass pollution for a fifth of the global population. By 2100, temperature-related deaths are predicted to climb from 1.6 million to 10.8 million annually.
Researchers at Emory University are investigating how specific types of air pollution, particularly fine particulate matter (PM2.5), increase the risk of developing Alzheimer's disease and related dementias. By analyzing biological responses to air pollution, they aim to identify potential intervention and prevention strategies.
A new study by Intermountain Health found that air pollution primarily increases inflammation in patients with heart disease, particularly those with heart failure. Elevated inflammatory markers were observed in these patients during periods of poor air quality, suggesting they are more susceptible to the impacts of air pollution.
A new study published in PLOS ONE suggests that air pollution exposure may be associated with an increased risk of eczema. Data from hundreds of thousands of U.S. adults found that every 10-µm/m3 increase in PM2.5 levels doubles the eczema rate among residents.
A new study found that exposure to higher levels of air pollution as a baby is associated with increased odds of developing a peanut allergy and having it persist throughout childhood. Policies aimed at tackling poor air quality could potentially reduce the development and persistence of peanut allergies, according to researchers.
A new video series by UC Davis aims to educate building managers on removing pollutants from indoor spaces, linked to various health issues and even economic gains. The project's three R's approach focuses on removal, reduction, and mediation of air pollution sources.
A study by Columbia University's Mailman School of Public Health finds significant improvement in air quality in NYC from 1998-2021 due to enacted policies. The research also highlights a cumulative beneficial effect on residents disproportionately affected by air pollution.
Research finds that increases in air pollution levels correspond with a higher number of patients visiting the hospital emergency department, particularly for cases of trauma, breathing difficulties, and skin conditions. The study suggests that heavy traffic is directly responsible for increased trauma cases and indirectly contributes ...