Articles tagged with Air Pollution
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A recent study led by the University of Washington found that higher long-term exposure to wildfire smoke is associated with a significant increase in the odds of developing dementia. The researchers analyzed health records of 1.2 million Southern California residents and found that exposure to wildfire PM2.5 increased the risk of deme...
China's carbon mitigation strategies aim to reduce deaths and diseases related to air pollution, such as PM2.5 and ozone, and mitigate climate-related health impacts.
Research identified community-level factors that may increase individuals' risk of cognitive impairment. Higher neighborhood disadvantage, air pollution, homicide rates, and less greenspace were associated with elevated odds of mild cognitive impairment. Completing schooling in a Southern US state also linked to increased risk.
Greg Liu has developed a revolutionary way to convert certain plastics into soaps, detergents, lubricants, and other products through thermolysis. The process breaks down polypropylene and polyethylene molecules into chemical compounds, leaving minimal residual solids and usable oil.
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.
The Center for Translational Exposomics Research (CTER) at USC aims to accelerate environmental health research and find practical solutions. CTER investigates how different exposures impact health across populations using population studies, lab experiments, and community engagement.
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.
Research articles highlight the limitations of the 'tens rule' in invasion ecology, while also showcasing the growing use of crowdsourced science in environmental reviews. Additionally, a study uses artificial intelligence to identify individual animals with high accuracy, improving conservation strategies.
A new study published in Science Advances found that the Arctic Ocean has seen a sharp rise in legacy persistent organic pollutants (POPs) decades after global regulations were put in place. POPs, which are toxic and bioaccumulative, pose potential dangers to animals and people in the fragile ecosystem's food web.
A new study found that simple kitchen improvements can significantly reduce exposure to harmful pollutants, preventing over 67,000 premature deaths annually. Widespread implementation of ventilation systems could be an affordable solution to mitigate household air pollution in rural areas.
A new commentary found that power plants' use of air pollution control devices (APCDs) saved up to 9,100 lives and up to $100 billion in health costs in 2023. The researchers estimated that APCD use could plummet and severely jeopardize the health of the public if Project 2025 or the America First Agenda is enacted.
A new meta-analysis suggests that almost a third of asthma cases are attributable to long-term exposure to fine particulate matter (PM2.5), with significant health impacts on children and adults. The study highlights the urgent need for policymakers to combat air pollution through stringent legislation.
Two new studies find that global warming is increasing fire dynamics, particularly in Australia, South America, Western North America, and Siberia, leading to more burned areas. Climate change also increased deaths from fire-related air pollution, with a 15.8% rise in global burned area from 2003 to 2019.
A recent study found a potential link between air pollution and cognitive impairment, with fine particulate matter exposure correlating with declined cognitive processing time. Systemic inflammation, driven by an increase in monocytes, may act as a key intermediary linking PM2.5 exposure to impaired cognitive function.
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 ...
A new study found that the US air pollution monitoring network has significant gaps in coverage, particularly in historically underrecognized communities. The network's inadequacy to capture exposure disparities has been highlighted as a major concern, with potential health implications for millions of people.
Researchers at UCR discovered a low-cost method to significantly reduce nitrogen oxide emissions from hydrogen engines by infusing platinum with highly porous Y zeolites. The system converts nitrogen oxides into harmless substances, promoting cleaner alternatives to diesel engines.
A research team led by Dr. Franco Marcantonio found significant lead pollution in a Tibetan glacier starting in 1974, with highest levels between 2000 and 2007. The team traced the source of pollution to Chinese gasoline emissions containing lead until its phasedown after 2007.
A new study reveals that green education can nurture a generation of eco-leaders to tackle climate change and environmental issues in the Middle East and North Africa. The study recommends integrating sustainability into national curricula, providing sustainable funding for education initiatives, and monitoring evaluation systems.
Researchers investigate how pollutants affect pollinators' ability to recognize flower scents and how neural circuits adapt to temperature fluctuations in organisms like the roundworm. The study focuses on understanding resilience mechanisms that enable animals to cope with environmental changes.
Researchers at Wayne State University are exploring the connections between PFAS exposure, bacterial infections, and preterm birth. The study aims to identify critical pathways responsible for preterm birth and establish a causative link between pollutant exposures and adverse birth outcomes.
A new study reveals high levels of airborne plasticizers in Southern California, including phthalates known to cause reproductive harm and cancer. The study uses silicone wristbands to track exposure to these chemicals, finding that daily levels are both high and persistent.
A systematic review of 40 studies found associations between outdoor air pollution and differences in children's brain volumes, connections, and markers for Alzheimer's disease. The study suggests that even low-level pollution can impact brain development, highlighting the need for policy changes to reduce exposure.
According to the Global Cancer Observatory (GLOBOCAN), lung cancer is the most common type of cancer, with 2.2 million new cases and 1.8 million deaths worldwide in 2020. China had the highest number of new cases, and incidence and mortality rates have been steadily rising from 1990 to 2019.
A Dartmouth-led study found that air pollution from fossil fuels reaches the remote Arctic, altering its fundamental atmospheric chemistry. The researchers detected declines in methanesulfonic acid, a biomarker linked to phytoplankton productivity, which plummeted in environments high in emissions.
A large cohort study found that early exposure to air pollutants like PM2.5 and nitrogen oxides can alter the development of white matter in the brain, with some effects persisting throughout adolescence.
Industrial fishing practices in tropical and subtropical waters release high levels of methylmercury into the ocean. The majority of this mercury is found in large pelagic fish like tuna, which are then consumed by humans. This can lead to developmental delays in children and impaired cardiovascular health in adults.
A population-based study found that air pollution may lower Parkinson disease risk by modifying the disease phenotype and reducing dyskinesia. The study suggests a potential connection between air quality and Parkinson's disease progression.
A new study from Harvard T.H. Chan School of Public Health found that higher exposure to fine particulate air pollution (PM2.5) during infancy is associated with lower economic earnings in adulthood. The association was strongest in the Midwest and South, where an increase in PM2.5 exposure by one microgram per cubic meter was linked t...
Two studies found that long-term exposure to air pollution increases the risk of hospitalization for respiratory conditions, including asthma and COPD. Green spaces may actually increase emergency room visits for respiratory issues when combined with hay fever.
Researchers have found elevated 'oxidative potential' in sediments from the Great Salt Lake's playa, indicating a greater risk to human health. The sediments contain high levels of toxic metals, including lead, manganese, and arsenic, which can cause respiratory issues like asthma.
A Danish study found long-term exposure to air pollution and road traffic noise increases the risk of infertility in both men and women. Men exposed to higher levels of PM2.5 had a 24% increased risk of infertility, while women over 35 years old exposed to louder road traffic noise had a 14% increased risk.
A worldwide survey by Goethe University Frankfurt found that students in environmental studies are unaware of the main causes of biodiversity loss. The study identified eight response types with varying levels of understanding, with climate change being underestimated in many countries. The researchers suggest that this lack of knowled...
A study published in PLOS Global Public Health found associations between depression and unhealthy commodities such as alcohol, tobacco, gambling, social media, ultra-processed foods, and air pollution. The review also highlighted links between these commodities and suicide, self-harm, and anxiety.
A study found that counties with higher levels of structural racism had a 7.8-times higher estimated risk of developing cancer from traffic-related air pollutants, emphasizing the need for policies to address racial inequalities in exposure to carcinogenic traffic pollution.
A University of Gothenburg study found that occupational exposure to particles in the construction industry may increase the risk of chronic kidney disease. Construction workers exposed to high levels of dust and particles were about 15% more likely to be diagnosed with the condition.
A team of researchers from Empa and the University of Bristol used a novel tracer gas method to accurately measure HFC-23 emissions from a Teflon factory. The study found that abatement measures were effective in reducing emissions, but discrepancies between reported and actual emissions suggest need for independent verification.
Research finds that weather patterns play a crucial role in triggering complex air pollution in Dongying, China. The study identifies specific synoptic patterns that contribute to the formation of fine particulate matter and ozone pollution, highlighting the need for targeted strategies to mitigate these issues.
A new USC study led by Caleb Finch shows how feeding mice the drug GSM-15606 provided protection against air pollution-related increases in proteins linked to Alzheimer's disease. The results indicate that GSM-15606 may one day have a role as a preventive measure against Alzheimer's in people living with air pollution.
Researchers developed a new metric, R_AOD, to detect climate change using aerosols as tracers. They analyzed long-term satellite data and found significant temporal variations in aerosol transport, highlighting shifts in transboundary pollution pathways due to global warming.
Researchers found a significant spike in fine-particle air pollutant levels after the display, with some areas exceeding 1,000 micrograms per cubic meter, compared to NYC's average daily concentration of 15 micrograms.
A study by McGill University researchers has found a link between ultrafine particle exposure and increased mortality risk, particularly for respiratory deaths and coronary artery disease. Long-term exposure to these tiny particles is associated with a 7.3% increase in non-accidental death risk.
MIT researchers detected a clear signal of human influence on upper tropospheric ozone trends, separate from climate noise. The study provides insights into specific human activities driving this trend.
Researchers analyzed 549 reports from the Smell Vancouver app to discover that unpleasant smells like rotting and chemical odors dominate in Vancouver, linked to self-reported health issues. The study highlights the need for expanded urban air quality monitoring to address these issues.
A new plan proposes three critical imperatives to tackle methane emissions: reduce, coordinate, and incentivize. The plan aims to bring down methane emissions, coordinate efforts with carbon dioxide reduction, and incentivize abatement to stop global heating quickly enough.
A new model developed by Penn State researchers more accurately predicts the causal relationship between genetic and environmental factors in disease development. The study found that lifestyle and environmental factors play a larger role than previously believed, offering new opportunities to mitigate disease risk.
Research at the University of Gothenburg shows that daily activities are insufficient to prevent strokes. Exercise in free time and active transportation significantly reduce stroke risk. The study suggests promoting public health policies encouraging physical activity to improve outcomes.
Researchers found that nitrogen emissions from human activities cool the climate by minus 0.34 watts per square metre, but also cause harm to health, biodiversity, and the ozone layer. The study warns against increasing atmospheric nitrogen as a means of combating global warming.
A new study finds that large warehouses across the US emit 20% more nitrogen dioxide pollution, disproportionately affecting communities of color who live near them. This exposure increases the risk of asthma and other life-threatening health conditions.
A new study reveals that traffic-related ultrafine particles hinder mitochondrial functions in human olfactory mucosa cells, impairing oxidative phosphorylation and redox balance. Individuals with Alzheimer's disease showed altered responses to UFP exposure.
A recent study by TU Graz found that rail transport contributes significantly to particulate matter emissions, with levels reaching up to 25 micrograms per cubic meter along railway lines. This poses a concern for air quality and soil pollution, particularly in areas with increased braking activity.
A new study from the University of Eastern Finland found that children's exposome scores, measuring environmental and lifestyle factors, are associated with altered serum levels of 31 metabolites. These metabolites were linked to cardiometabolic diseases such as obesity and type 2 diabetes in later life.
A new study by Stanford Medicine researchers found that Black Americans are more likely to die from causes related to air pollution compared to other racial and ethnic groups. The study attributed this disparity to a combination of factors, including socioeconomic disadvantage, education level, and geographic location.
Pusan National University researchers introduced FLIT-SHAP, an explainable machine learning approach that breaks down pollutant effects in mixtures. The tool revealed significant synergistic and antagonistic interactions, challenging current approaches to regulating pollutants.
The HumanIC project focuses on designing hospitals with human-centered indoor climates to minimize the spread of airborne pathogens and improve thermal comfort. This can lead to a 9-20% reduction in costs associated with airborne diseases.
Research shows that oil and natural gas development in the Permian Basin contributes to high eight-hour ozone concentrations frequently exceeding EPA health standards during summer months. The study uses data from a 2019 field survey to confirm the impact of drilling, flaring, and other activities on ozone levels.
Jordan Brown, a postdoctoral research associate at UTA, received a Postdoctoral Research Fellowship from the NSF to analyze bird specimens from European museums and track changes in air pollution levels. His research aims to understand how industrialization affected wildlife and contribute to the study of climate change.
A new study reveals surprising findings about mercury pollution patterns in ecosystems, where it comes from and how it moves vary significantly. Dragonfly larvae are found to be a cost-effective indicator of mercury contamination in nearly every aquatic habitat, providing valuable insights for resource management decisions.
A large cohort study in Canada found an association between prenatal ambient PM2.5 exposure and increased cerebral palsy risk in offspring. Further research is needed to understand this association and potential biological pathways.