A University of Washington-led team found that people in China with higher socioeconomic status are more exposed to outdoor air pollution. The study discovered a unique correlation between socioeconomic status and ambient air pollution levels, which runs counter to existing studies conducted in the US.
A German study has found a link between long-term exposure to air pollution and the severity of COVID-19 disease. The research, presented at the Euroanaesthesia Congress in Milan, Italy, found that counties with higher levels of nitrogen dioxide had more ICU beds occupied and mechanical ventilation needed for COVID-19 patients.
A comprehensive study by Hong Kong University of Science and Technology revealed that anthropogenic low-volatility organic vapors play a critical role in forming secondary organic aerosols (SOA) and haze pollution in urban environments. The research found that oxidation of VOCs dominates OOMs formation, with nitrogen oxides significant...
A new study published in Neurology found that living in areas with higher air pollution is associated with an increased risk of in-hospital death from stroke. The risk varies depending on the size of the air pollution particles, with fine particulate matter (PM2.5) posing a significant threat.
Long-term exposure to air pollutants like PM2.5, NO2, and O3 increases the risk of severe COVID-19 outcomes, including ICU admissions and deaths. The study analyzed data from over 151,000 people in Ontario, Canada, and found a significant association between chronic air pollution exposure and more severe COVID-19 severity.
The Lancet report states that air pollution, water pollution, and chemical pollution are responsible for nine million deaths globally. Despite declining mortality from traditional pollution, industrial pollution has increased over the past two decades, offsetting these gains.
Research published in Science of the Total Environment found that adopting low-carbon fuels could reduce racial disparities in exposure to fine and ultrafine particle pollution by 20-40% in California by 2050. This would lead to improved air quality, reduced deaths, and estimated annual public health benefits of $20 billion.
An anti-idling campaign at two elementary schools reduced idling time by 38% and improved air quality, according to a study published in the Atmosphere journal. The campaign, which involved teachers and parents, also found localized pollution hotspots around schools caused by car emissions.
Research using a network model and air pollution data before and during COVID-19 outbreaks found that surrounding traffic conditions influenced air quality in certain cities. Pollution tended to peak in cities as they contained the virus, with some cities experiencing worse air quality than ever.
Wildfires in the Pacific Northwest are altering seasonal air pollution patterns and causing a spike in unhealthy pollutants in August. The research found that carbon monoxide levels have increased sharply, indicating the extent of smoke's impacts on clean air gains.
A new study reveals rapid degradation in air quality and increases in urban exposure to hazardous pollutants in tropical megacities. The research found significant annual increases in pollutants like nitrogen dioxide and fine particles, attributed to emerging industries and residential sources.
Researchers found that pandemic shutdowns gave a window into environmental racism in California's air pollution policy, revealing disproportionate impacts on Hispanic and Asian communities. The study suggests policies targeting transportation emissions could have significant environmental justice impacts for these groups.
Research suggests California's environmental regulations preferentially protect white populations from exposure to air pollution. Asian and Hispanic communities experience significantly more air pollution compared to predominantly white neighborhoods across the state. The study finds that even after accounting for income, disparities i...
Researchers from Texas A&M University found that the absence of a functioning Nrf2 gene affects prenatal growth, especially when exposed to ultrafine particulate air pollution. This study highlights a possible mechanism by which ultrafine particles can impact placental function and prenatal health.
A new study developed by Jenna Krall predicts air pollution model performance in health studies, improving their accuracy. The approach helps determine whether air pollution prediction models can be used in epidemiologic studies, assessing health effects.
A new study published by the American Psychological Association found a link between ozone levels and an increase in depressive symptoms in adolescents. Higher ozone levels were associated with significant increases in depressive symptoms over time, even in neighborhoods that met air quality standards.
A four-year UK-wide study tracks how pollution in homes affects fetus development and childhood health. The RESPIRE study measures pollutant exposures and their effects on organ function, including lung development, brain function, and heart health.
A study by researchers at the University of California, Berkeley, found that neighborhoods historically redlined for mortgage lending have higher levels of air pollution 80 years later. This is due in part to complex patterns of discrimination and historical segregation.
A recent study published in Environmental Research found a significant association between air pollution and low birth weight in Israel. The study, which analyzed data from over 380,000 births, revealed that mothers who were underweight or of lower socioeconomic status were more vulnerable to exposure to air pollution.
New research from the University of Reading found that changes in air pollution levels in Asia and Europe may have driven prolonged European summer extremes and Central Asian dry spells. The study revealed that air pollution reductions in Europe strengthened the jet stream, while increases in Asia weakened it.
A Surrey study found that babies and children in bike trailers breathe in more polluted air than their parents, but using trailer covers can reduce exposure by half. The researchers also discovered a significant reduction in air pollution during lockdown periods.
A study published in PLOS Medicine found that reducing air pollution exposure can slow cognitive decline in older women, with benefits seen across various demographics. The research followed 2,232 women for up to 20 years, revealing a significant association between improved air quality and reduced cognitive decline.
Air pollution prediction models in China require consideration of rapid human activity changes and decadal climatic factors. Developing accurate seasonal to interannual predictions is crucial for government planning and air quality control.
A new study from Harvard T.H. Chan School of Public Health found that racial and ethnic minorities, as well as low-income groups in the US are being exposed to higher levels of dangerous fine particulate air pollution (PM2.5) than other groups.
A new study found that reducing air pollution can lower dementia risk among older women by decreasing their likelihood of developing dementia. The benefits were consistent despite differences among participants in age, geographic area, socioeconomic background, and other factors.
Research suggests long term exposure to particulate matter in the air may increase the risk of COVID-19 infection by 5%, with effects most pronounced on respiratory health. The study found associations between air pollution and increased infection rates, particularly among older age groups.
A recent study found that large wildfires and severe heat events worsen air pollution across the western United States, affecting 68% of the region's population in one day. The study revealed an increasing trend in days with high levels of both particulate matter and ozone, tied to rising temperatures and wildfires.
A new modelling framework internalizes air pollution's economic impacts on human mortality, considering climate constraints and aerosol feedback. The study finds that optimized air pollution interventions generate considerable health benefits, avoiding 1.62 million premature deaths by mid-century.
A new study led by researchers at the University of Gothenburg found that trees contribute to cleaner air in cities. The study measured pollutants in tree leaves and compared them with air pollution levels, showing a clear correlation between the two.
A new study by Carnegie Mellon University estimates that current regulatory analyses of air pollution significantly understate mortality costs among racial minorities. The study found that using race- and ethnicity-specific data increases premature mortality estimates related to PM2.5 from pollution exposure, with a $100 billion annual...
A German study finds that ambulance call-outs for heart attacks increase when air pollution is high, but decrease with warmer weather. The research highlights the need for better planning and resource allocation by hospitals to address climate change-related changes in weather conditions.
Researchers found that exposure to six major air pollutants remains higher for racial and ethnic minorities than white Americans, regardless of income level. The study used models incorporating data from satellites and EPA monitoring stations to map pollution levels onto census demographic groups across the contiguous US.
A study by Stockholm University researchers found that PFAS from the ocean re-emitted into air with crashing waves significantly contribute to PFAS air pollution in coastal areas. The transportation of toxic substances from seawater to marine air via sea spray aerosols poses a significant threat to health and the environment.
A new study found that reducing vehicle emissions since 2008 has resulted in a significant drop in deaths due to air pollution, with estimated social benefits of $270 billion in the US. Passenger light-duty vehicles, such as SUVs and pickup trucks, continue to contribute a substantial amount of air pollution in major metropolitan areas.
Hospitalized COVID-19 patients with chronic exposure to higher particulate matter had increased risks for ICU admission and death. Chronic air pollution exposure was associated with an 11% higher risk of mortality and a 13% higher risk of ICU admission.
The study found that the ban of heating oil #6 was effective in reducing fine particles, nitrogen dioxide, and sulfur dioxide levels in NYC. The reductions were independent of other sources of air pollution, suggesting a significant impact on public health outcomes.
A new study found that air pollution in areas with high levels of particulate matter and nitrogen dioxide can negate the benefits of vigorous physical activity on certain markers of brain disease. This includes reduced white matter hyperintensities and gray matter volume, indicating poorer brain health.
Seasonal air pollution may contribute to asthma emergency department visits even in areas with generally low pollutant levels. The study used Bayesian time-stratified case-crossover models to examine associations between air pollution and asthma seasons.
A study by CIBERDEM and IBIMA found a significant association between long-term exposure to particulate matter pollution and the incidence of high blood pressure. The research, published in Scientific Reports, monitored 1103 people over 8 years, with 282 cases of incident high blood pressure recorded.
Researchers used creative methods to explore perceptions of air pollution with local communities in Nairobi's informal settlements. They found contrasting definitions of air pollution and differing views on who was responsible for solutions.
Researchers at Michigan State University are developing wearable devices to track air pollution exposure, providing unprecedented data on air quality over space and time. The devices will help inform policies and interventions to protect vulnerable populations from the health impacts of air pollution.
A study found that long-term exposure to air pollution increases the risk of developing COVID-19 symptoms, especially among older men and those living in poverty. However, no association was found between infection and exposure to air pollutants.
Researchers from York University found that COVID-19 lockdowns in India had less impact on air pollution than initially thought. The study revealed that local sources of emissions, such as vehicles and fuels, had less influence on air pollutant levels than regional emissions sources.
Two leading US physicians urge doctors to screen patients for exposure to indoor and outdoor air pollution, recommending interventions to limit exposure and improve cardiovascular health. Governments also have a primary responsibility to adopt technologies and regulations that reduce air pollution.
A new study reveals that genetic predisposition for depression combined with exposure to high-particulate-matter air pollution greatly elevates the risk of depression. The study found that the combination of genes and air pollution has a multiplier effect on the risk of depression, suggesting potentially widespread brain effects.
A new study found that air pollution is a major health risk for people living in low-income neighborhoods with high concentrations of PM2.5, leading to increased rates of chronic diseases and mortality. The study highlights the need for targeted policy solutions to address environmental health disparities.
A global study reveals that reducing nitrogen compounds' contribution to PM2.5 air pollution is the most cost-effective measure to improve public health, with a cost of $1.5 per kg of NH3-N compared to $6.9 per kg for NOx-N abatement.
Reducing ammonia emissions is more cost-effective than focusing solely on nitrogen oxide reduction for mitigating PM2.5 air pollution. The abatement cost of ammonia emission is only 10% of that required to eliminate equivalent NOx emissions, making it a priority for global health and environmental concerns.
The GEMM Initiative aims to bridge the gap between science and policy by providing local governments with actionable, real-time greenhouse gas and pollution emission data. This will enable policymakers to make informed decisions on reducing climate change and air pollution in their cities.
Researchers at University of Maryland School of Medicine discovered that air pollution causes inflammation in the brain, leading to reduced sperm counts in mice. The findings suggest it may be possible to develop treatments for various medical conditions caused by air pollution.
A large national study from Harvard T.H. Chan School of Public Health found that long-term exposure to permissible concentrations of air pollution increases mortality risk, particularly among elderly people and those living in lower-income areas. The study suggests current air pollution limits are inadequate to protect vulnerable groups.
A new study finds that air pollution is responsible for 1.1 million deaths across Africa in 2019, with household air pollution accounting for 700,000 fatalities. The study also reveals that air pollution is costing African countries billions in gross domestic product and hindering the intellectual development of children.
A Brazilian study examines the causal relationship between outdoor air pollution and students' cognitive performance in Brazil. The findings suggest that an increase of 10 micrograms per cubic meter of PM10 decreases students' scores by 6.1 points, with poorer students more susceptible to air pollution's effects.
A global study found that air pollution contributed to almost 6 million premature births and 3 million underweight babies worldwide. Indoor air pollution, mainly from cook stoves, accounted for two-thirds of the measured effects.
The Hedge Design for the Abatement of Traffic Emissions (HedgeDATE) online tool offers personalized recommendations for reducing traffic-related air pollution. By inputting their environment details, users can receive tailored advice on how to improve air quality through simple and effective actions.
Air pollution attributed to lung cancer ranks highest in Balkan countries and Poland, particularly among those aged 50-69. The top five countries are Serbia, Montenegro, North Macedonia, Bosnia/Herzegovina, and Poland.
A study published in The BMJ found that long-term exposure to air pollution below current standards is associated with higher mortality rates. Researchers analyzed data from eight European groups and found that even at low concentrations, particulate matter, nitrogen dioxide, and black carbon were linked to increased natural deaths.
A study of over 13,000 people found that exposure to air pollution is associated with increased use of mental health services among those with psychotic and mood disorders. Initiatives to lessen air pollution could improve outcomes for these individuals and reduce healthcare costs.
A new study from the University of Surrey found that keeping car windows open while wearing a mask is best for reducing Covid-19 risk in cars. However, this approach also increases occupants' exposure to toxic air pollution particles. The optimal balance is running air conditioning on ambient mode with windows closed.
A large study of 384,130 adults found that regular exercise lowers the risk of death from natural causes, regardless of air pollution exposure. Habitual exercise and low pollution levels were associated with lower mortality rates, while inactivity and high pollution were linked to higher risks.