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.
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.
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.
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.
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 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 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 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 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 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.
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.
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.
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 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.
The study quantified emissions of four pollutants from agricultural production and domestic sewage in the Haixi area, revealing rural domestic sewage was main contributor to NH3-N. The research suggests promoting low-pollution modes, strengthening sewage pipe networks, and using comprehensive treatment technology for livestock breeding.
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.
A new study reveals that rivers, not wastewater treatment plants, are the primary source of microplastic pollution in the Gulf of Mexico. Computer modeling tracks tiny plastic particles across three years, highlighting critical habitats and pollutants that threaten marine life and human health.
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 new study finds that birds are singing for longer periods of time due to light pollution, with prolonged vocalizations averaging 50 minutes. The research analyzed over 500 bird species and found that those exposed to more light have the most significant impact from light pollution.
The Lancet Countdown on Health and Plastics announces a new, independent monitoring system to track the impact of plastic pollution on human health. The report estimates 8 billion metric tons of plastic waste pollute the planet, harming health at every stage of the plastic life cycle.
Researchers from HKU mapped urban light pollution in Hong Kong, revealing an uneven distribution with a disproportionate share coming from decorative lighting installations. The study suggests regulating non-essential commercial lighting and optimizing building illumination to reduce light pollution levels.
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.
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.
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.
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 study by Bernauer et al. found that democratic countries offshore environmentally-damaging products more than others, leading to lower greenhouse gas emissions at home. This challenges the notion of democracies having a moral high ground in environmental protection.
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.
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 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.
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.
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.
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.
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.
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.
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.
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.