A European study found associations between air pollution, temperature variability, and blood glucose levels in people without diabetes. Greater exposure to air pollution, particularly PM10 particles, and increases in temperature and temperature variability were linked to higher blood glucose levels.
A nationwide study in Singapore found that short-term increases in fine-particle air pollution are associated with more asthma and chronic obstructive pulmonary disease (COPD)-related emergency department visits. The study analyzed 6.5 years of national air quality data and found a clear relationship between PM2.5 levels and admissions.
Rapid economic growth in India has led to a significant increase in coal-fired power generation, resulting in worsening outdoor air pollution and a sharp rise in urban air-pollution-related deaths. The study found that a 1% increase in GDP per capita was associated with a 1.14% increase in electricity demand.
Researchers have discovered novel blood biomarkers, long-chain dicarboxylate acids (DCAs) and medium- to long-chain acyl-carnitines (ACs), in mouse and human blood samples exposed to air pollution. These biomarkers provide insights into how air pollution damages cell function and increases the risk of heart disease. The buildup of thes...
Research suggests air pollutants like PM2.5, NO2, and noise pollution may increase risk of death by suicide and suicidal thoughts. Environmental exposures are considered modifiable risk factors in suicide prevention strategies.
Researchers found a strong link between daytime air pollution and nighttime coughing levels, even when pollution levels were below the WHO's recommended daily exposure limit. The dataset, which analyzed cough sounds from 32 cities in 12 countries, suggests that air pollution may be a contributing factor to respiratory issues.
A new study found that air pollution exposure can increase the risk of bacterial pneumonia and meningitis, with certain bacterial strains responding differently to pollution exposure. The study suggests that improving air quality could lower disease risk, particularly for vulnerable populations such as older adults and young children.
A large study found that people exposed to higher levels of air pollution face a higher risk of developing glaucoma and cataract. The study suggests that fine particulate matter is a key contributor to these risks, and that reducing air pollution can help prevent these eye diseases.
A new study finds that large-scale weather patterns explain much of the year-to-year variation in northern India's winter air pollution, enabling seasonal forecasts to predict severe air pollution months in advance. This could provide authorities with valuable lead time to prepare and implement cost-effective controls.
Researchers from the University of Hong Kong discovered that fine particulate pollution (PM2.5) weakens plants' ability to efficiently use water and absorb carbon dioxide. PM2.5 pollution reduces photosynthetically active radiation and carboxylation capacity, hindering plants' ability to thrive and capture carbon.
Researchers found a significant association between declining air pollution and improved cognitive development in children. The study, published in Environmental Health, analyzed data from over 1,000 mother-child pairs and found a 26% increase in cognitive scores at age 3 with reduced air pollution concentrations.
Researchers found molecular signs of changes in the blood of people exposed to air pollution, detectable years before diagnosis with lung cancer. The study suggests potential biomarkers for early detection and prevention strategies.
A study published in Annals of the Rheumatic Diseases found a strong association between air pollution, particularly PM2.5, and increased disease activity and flare risk in RA patients. The study suggests that avoiding prolonged exposure to poor air quality may help reduce disease activity.
SourceElsevier·JournalAnnals of the Rheumatic Diseases·TypeData/statistical analysis·DateAug 5, 2026
A new review by the University of East London found no direct evidence showing whether domestic gardens reduce pollution levels or improve household air quality. Despite covering vast areas of Britain's towns and cities, researchers discovered a huge gap in understanding the role of domestic gardens on air quality.
A European cohort study suggests that childhood exposure to air pollution at home and school increases the risk of metabolic syndrome. The study found stronger associations with metabolic syndrome risk at school than at home.
Research from the University of Reading shows that cutting air pollution globally can strengthen the Indian monsoon, increasing rainfall by 0.28 millimetres a day across the country. The study found that regional action alone can have the opposite effect, reducing rainfall in parts of India.
A large study suggests exposure to air pollution during sperm development can impact genes associated with sperm development, chromosomal organisation and cellular quality control. Researchers identified 39 DNA methylation changes linked to air pollution mixtures, including ozone and nitrogen dioxide.
New research from University of Georgia finds that prescribed burns are a significant source of fine particle pollution, affecting nearby communities. The study analyzed state burn permit records and found that Georgia experiences the highest population exposure to fine particle pollution, with over 40 smoke-impacted days annually.
Scientists at Tampere University identified a new chemical process that can influence the formation of air pollution particles in urban environments. Nitric oxide is found to promote the conversion of certain volatile compounds into aerosol precursors, challenging existing assumptions.
Researchers analyzed cloud and rainwater samples collected over 19 summers at Mount Washington, revealing that rainfall history impacts air pollution as much as wind direction. The study provides a valuable tool for meteorologists to improve predictions over complex terrains, with implications for waterways fed from the mountains.
Researchers found that long-term exposure to air pollution is associated with more advanced coronary artery disease, even at moderate levels. The study analyzed data from 11,128 adults and found that exposure to fine particulate matter and nitrogen dioxide increased the risk of coronary artery disease.
A recent review of decades of air pollution studies found that exposure to PM2.5 may harm heart health even at concentrations below EPA guidelines, affecting cardiovascular disease rates worldwide. Certain populations are particularly vulnerable, and increasing public awareness is key to preventing exposure.
A new study by Ellen Considine and Rachel Nethery shows that Indonesia's air pollution increased in 2018 and 2019 due to the diversion of plastic waste from China, which was previously a major import source. The team used satellite data to evaluate changes in fine particulate matter at 356 open dump sites in Indonesia.
China's air quality has shown significant improvement in 2025, with a decrease in PM2.5 and O3 concentrations compared to the 2022-2024 average. However, high-impact air pollution events such as severe pollution episodes, dust storms, and compound pollution events remain major challenges.
A new study found that air pollution can disrupt insect communication by chemically altering pheromones. Ozone pollution degrades pheromone signals in moths, reducing mating success and threatening pheromone-based pest control strategies.
Common air pollutants can alter both brain and respiratory function within four hours of exposure, according to a new study. The source of the pollution matters more than its quantity, with different pollutant sources producing varied health effects even at identical concentrations.
A new study finds that satellite launch pollution will account for nearly half of the total climate impact of space sector pollution by the end of the decade. The potent air pollution generated by megaconstellations lingers in the upper atmosphere, decreasing sunlight and having a 500-fold greater impact on the climate.
Fine particles from traffic and industry are linked to worse cognitive function, memory and mental speed. Higher levels of air pollution also cause visible damage to the brain on MRI scans, particularly in women.
Research finds association between high air pollution and increased risk of post-surgical complications, including sepsis, pneumonia, and surgical wound infection. Higher levels of PM2.5 air pollution above EPA daily limits increase risk by 8%.
A new study published in The Innovation Medicine found that long-term exposure to air pollution significantly increases the risk of cardiovascular disease (CVD) in individuals with cardiovascular-kidney-metabolic (CKM) syndrome. Exposure to fine particulate matter and cooking fuel was linked to a higher risk of CVD.
A study by King's College London found that babies exposed to high levels of air pollution in the womb show slower signs of development at 18 months compared to those exposed to lower levels. This is particularly true for premature babies, who experience poorer motor and language skills.
A recent study published in Neurology found an association between air pollution and increased migraine activity, suggesting that environmental factors may trigger attacks. Researchers found that high levels of particulate matter and nitrogen dioxide were linked to more frequent visits to the hospital or clinic for migraine.
Global air pollution mortality rates decreased by 45% between 1990 and 2019, with 52% of the decrease attributed to reduced vulnerability, such as improved healthcare access and poverty reduction. Integrating healthcare improvements into air quality strategies is crucial for protecting vulnerable populations.
A new study predicts that nearly one in three Americans will experience poor air quality daily by 2100 due to climate change. This could lead to widespread health issues, particularly among sensitive populations like the elderly and those with asthma.
A new study finds that air pollution alerts issued in China's cities significantly reduce PM2.5 levels and prevent nearly 54,000 premature deaths over a five-year period. The alerts trigger short-term actions to limit pollution, resulting in a 30-40% reduction in acute mortality risk due to PM2.5.
A new study reveals that socioeconomic factors and renewable energy adoption significantly influence the risk of mortality related to air pollution in Europe. Regions with lower GDP per capita and poverty rates, particularly in Southern and Eastern Europe, experienced a higher risk of mortality associated with air pollution.
A new 11-year study found a clear link between wildfire smoke pollution and an increase in violent assaults in Seattle. Exposure to short-term wildfire-driven air pollution was linked to a 3.6% rise in daily assaults.
A large cohort study found that air pollution exposure increases the risk of Alzheimer's disease, particularly in individuals who have experienced a stroke. The study suggests that improving air quality could be an important way to prevent dementia and protect older adults.
A new study reveals that the Erhai Lake Basin in southwest China is releasing far more atmospheric nitrogen pollution than it absorbs, threatening regional air quality and ecosystem health. The imbalance creates a net surplus of over 8,200 metric tons annually, making the basin a major source of atmospheric nitrogen pollution.
A study by Leibniz Institute for Tropospheric Research found that particulate matter concentrations depend heavily on height above ground level. Drone measurements supplemented with standard data improved air quality models and strategies to combat air pollution.
A drone equipped with low-cost air quality sensors has revealed unexpectedly high concentrations of particulate matter at around 100 meters above ground level in Delhi. The findings suggest that current model simulations underestimate PM2.5 mass concentrations during morning haze episodes, highlighting the need for better mitigation st...
A new study provides a tool to quantify responsibility for PM 2.5 pollution, highlighting the impact of cross-state pollution on public health. The research highlights inequality in pollution across US states, with some facing disproportionate health risks and responsibilities.
A new study found that prenatal exposure to air pollution is associated with lower cognitive performance in newborns, with stronger associations observed for black carbon and PM2.5. The strongest effects were seen in boys, suggesting potential sex-specific vulnerability.
A new study using satellite data confirms that California's shift to electric vehicles is making measurable differences in air quality and public health. For every 200 ZEVs added, nitrogen dioxide levels dropped 1.1%.
A study analyzing air pollutants' impact on lung cancer reveals that fine particulate matter (PM2.5) increases the risk of all subtypes, while NO2, O3, and SO2 are linked to non-small-cell lung cancer. No associations were found between gaseous pollutants and small-cell carcinoma.
A Swedish study published in JAMA Neurology found that prolonged air pollution exposure is associated with a higher risk of developing motor neuron disease, including ALS. Long-term exposure to even low levels of air pollutants was linked to faster disease progression and increased mortality rates.
Researchers developed a new way of measuring indoor air pollution by analyzing human movement, showing elevated levels of pollutants during occupied periods. The study provides a new approach to designing healthier indoor spaces, combining Birmingham's air-pollution expertise with radar-based sensing and optimization techniques.
A new study reveals that childhood exposure to indoor air pollution from solid fuels may impair brain health and cognitive abilities throughout life. The research analysed data from over 7,000 Chinese adults aged 45 and above, showing a significant association between early-life exposure and poorer cognitive performance in adulthood.
A new study by McGill University researchers found that fine particles in air pollution are associated with higher levels of a biomarker linked with autoimmune diseases. The findings add to mounting evidence that air pollution affects more than heart and lung health, potentially affecting the whole body.
Researchers aim to fill a gap in understanding human-induced climate change with an ERC-funded study. Velle Toll's project will use satellite data and machine learning to analyze the effect of air pollution particles on global warming.
New research by MIT researchers found that even with the same CO2 reduction, air travel causes about three times more damage to air quality than comparable electricity purchases. The study highlights the importance of considering co-pollutants and regional factors when evaluating climate actions.
A large-scale study of over 11,000 adults found that even low-level air pollution is associated with advanced coronary artery disease, often before symptoms appear. Long-term exposure to fine particulate matter and nitrogen dioxide was linked to higher calcium scores and more severe narrowing of the arteries in both men and women.
A Northwestern University study found that airplane and hospital air mostly contain harmless microbes from human skin, with some potentially pathogenic species in extremely low abundance. The study used worn face masks as a passive tool to monitor indoor air, revealing the invisible world of microbes floating in our shared air.
A Stanford University-led study found that gas stoves emit significant amounts of nitrogen dioxide, a pollutant linked to health issues such as asthma and lung cancer. Replacing gas stoves with electric ones reduces nitrogen dioxide exposure by over a quarter on average across the US.
Researchers found that sea salt particles interact with urban pollution, chemically reacting to form toxic compounds. After the COVID-19 lockdown, reduced pollution allowed more naturally occurring sea salt components to persist, offering potential implications for human health and climate.
A study conducted in Punjab, India, reveals a significant perception gap regarding air pollution from stubble burning. Residents are more likely to recognize severe air pollution in urban areas but underestimate its impact locally. Personal or familial health experiences play a crucial role in shaping awareness of the issue.
A new study found that long-term exposure to toxic air can weaken the health benefits of regular exercise. The study analyzed data from over 1.5 million adults and found that people living in high pollution areas had a reduced risk of dying, but not eliminated, despite exercising regularly. Clean air can still enhance health gains, wit...
A recent study using UK Biobank data found that greener environments may reduce the risk of postmenopausal breast cancer associated with air pollution. The researchers analyzed data from over 500,000 women to investigate the relationship between green spaces and air pollution on breast cancer risk.
Scientists propose 'Environmental Catalytic Cities' with self-purification function to remove air pollutants, using stable and green catalytic materials. This technology could mitigate urban air pollution without extra energy consumption.
A policy-specific assessment framework evaluates integrated effects of emission control policies on greenhouse gas mitigation, air quality improvement, and public health protection. China's on-road transportation policies have achieved remarkable progress but face weakening synergies, underscoring the need for deep structural transitions.