A new study published in Environment International links poor air quality to changes in the human gut microbiome, increasing the risk of obesity and diabetes. Young adults exposed to higher levels of ozone showed less microbial diversity and more species associated with obesity and disease.
A new study reveals that air pollution is the leading cause of premature death worldwide, with 8.8 million deaths in 2015. The effects of air pollution shorten lives by an average of almost three years.
Researchers estimate that air pollution causes an extra 8.8 million premature deaths annually, shortening global life expectancy by nearly three years. Cardiovascular diseases account for the greatest proportion of shortened lives, with older people disproportionately affected.
A recent study found that exposure to fine particulate matter is associated with a higher degree of albuminuria and a higher risk of developing chronic kidney disease. The study suggests that efforts to improve air quality may yield health benefits, including reducing rates of chronic kidney disease.
Researchers validate TRAX air quality sensor data, showcasing its ability to capture air pollution events, including summer fireworks and winter inversions. The expanded dataset provides insights into air mass exchange between the Salt Lake and Utah counties.
Researchers at UMass Amherst have created an 'Air-gen' device that harnesses natural protein to generate clean energy from atmospheric water vapor, offering a promising alternative to traditional renewable energy sources. The non-polluting technology has significant advantages over solar and wind power, and can even be used indoors.
A study by MIT researchers found that over half of US air-quality-related early deaths are caused by emissions from other states. Electric power generation is the main culprit, accounting for up to 75% of cases. However, deaths associated with air pollution have decreased significantly since 2005, with a 30% reduction in 2018.
A large study found daily exposure to ground level ozone in cities worldwide is associated with an increased risk of death. The study suggests that more than 6,000 deaths each year could be avoided if countries implemented stricter air quality standards.
Soil researchers found significant movement of sulfate into subsoils and improved water quality after implementing the Clean Air Act Amendment in 1990. However, soils still exhibit chemical imbalances, indicating a long-term recovery process.
A new study by ISGlobal found that nearly half of all childhood asthma cases in Barcelona are attributable to air pollution. The study highlights the impact of air pollution on socioeconomic groups, particularly the less disadvantaged children.
Researchers tracked pollutants from Canadian and US wildfires to reach NYC, causing significant increases in air quality advisories. The study highlights the need for policy-makers to consider long-term air quality management plans due to increasing wildfire smoke.
Wildfires in south eastern Brazil produce airborne pollution that worsens air quality in major cities such as Sao Paulo, cancelling efforts to improve the urban environment. The study found long-range transport of smoke contributes to poor air quality and smog in cities up to 2,000 km away.
A recent study by Finnish Institute for Health and Welfare found that indoor air quality is connected to respiratory and general symptoms like colds and headaches. However, the association was too weak to reliably assess indoor air quality based on reported symptoms.
A recent study published in JAMA Network Open found that children exposed to high levels of air pollution during childhood are at a higher risk of developing schizophrenia. The study showed an increased risk of approximately 20% for every 10 μg/m3 increase in daily average air pollution.
A new study has found an association between exposure to air pollution and poor bone health. Fine particles in the air were linked to lower levels of bone mass, while biomass fuel use was not correlated. The study's findings contribute to a growing body of evidence on the impact of particulate air pollution on bone health.
A new analysis found that people exposed to higher levels of air pollution are more likely to experience depression or die by suicide. Reducing global average exposure to fine particulate matter (PM2.5) could result in a 15% reduction in depression risk worldwide.
A new study by the University of Notre Dame found that air travel has flattened local investment bias, reducing risk for investors and lowering firm costs. This is because investors are more likely to invest in companies in distant locations with better air connections, resulting in a diversified portfolio.
Researchers recommend simplifying air quality testing methods to improve accuracy in simulating atmospheric chemical reactions and reducing pollution. A combination of bottom-up and top-down techniques can help achieve more accurate results.
A graduate student at the University of Tennessee has developed a new nanocellulose-based material that provides outstanding air filtration performance, with potential to remove over 99% of fine particles in air. The filter is cost-effective and environmentally friendly, making it highly promising for indoor air purification applications.
Studies use portable sensor technology and cellphone apps to measure air pollutant exposure, providing insights into reducing public health risks. Key findings include increased risks of respiratory diseases in children exposed to air pollution.
The Air Force has awarded a $1.5 million grant to Imaginestics LLC, a company developing an artificial intelligence-powered system for managing additive manufacturing data. The system, called AMAS, will provide the Air Force with a method to store, manipulate and present AM data effectively.
A new emissions inventory for Nepal reveals that air pollution is growing at a much faster rate than the economy. The study found that private households account for a larger share of fuel consumption and emissions in Nepal compared to industrial nations.
A US study found short-term exposure to fine particulate matter (PM2.5) is associated with several newly identified causes of hospital admissions, including sepsis and kidney failure. The researchers suggest the World Health Organization air quality guidelines need revising.
A new study by the University of British Columbia found that even low levels of air pollution increase the risk of deaths in Canada. The research suggests that millions of Canadians live in high-pollution areas, leading to a significant health burden.
A metal-organic framework material has been developed that can capture nitrogen dioxide from the air and convert it into nitric acid for industrial use. The material requires only water and air to achieve this conversion, making it a promising solution for cost-effectively removing toxic pollutants from the atmosphere.
A University of Seville study found that over 17% of classrooms in Andalusia exceed WHO-recommended CO2 levels, with 42% showing concentrations above 2000 ppm. The research highlights the need for controlled mechanical ventilation systems to improve air quality and student health.
A study from 2013-2017 found that China's strict clean air policies led to a significant decrease in particulate matter exposure. The policy changes resulted in an estimated 370,000 deaths avoided annually due to improved air quality.
A new study from MIT found that aviation emissions cause twice as much damage to air quality as to the climate. The researchers developed metrics for comparing climate and air quality impacts of aviation emissions.
Researchers analyzed data to determine the feasibility of using nature-based solutions to combat air pollution. The study found that NBS can support native wildlife and are adaptable, cost-effective, and a truly green solution in reducing pollution and climate change.
Restoring native vegetation could cut air pollution by an average of 27 percent, according to a new study published in Environmental Science & Technology. The research found that nature-based solutions might be cheaper options for cleaning the air near industrial sites and other pollution sources.
Researchers from Drexel University review a decade of studies on the air-purifying effects of potted plants and find that natural ventilation is far more effective at cleaning the air than plants. To compete with building air handling systems, it would take between 10 to 1,000 plants per square meter of floor space.
Research found that maternal exposure to particulate air pollution during pregnancy is associated with decreased heart rate variability in six-month-old infants. This decrease in heart rate variability is a known risk factor for mental and physical health problems later in life.
Lithium-air batteries offer a maximum specific energy of 3,460 W h/kg, but scientists need to overcome obstacles such as unstable electrolytes and interference from air pollutants. The technology uses oxygen to oxidize a lithium-metal anode and could be powered by a plane's onboard air storage and filtration systems.
Finns' risk beliefs and knowledge on indoor air health effects were surveyed, finding that a significant proportion considers minor moisture damage to pose severe health risks. Actinomycetes may be a sign of moisture damage, but its occurrence does not automatically prove harmful health effects.
A new study finds that relaxing U.S. energy regulations and considering climate change would increase ozone precursors in the air, leading to more counties failing to meet air quality standards. The research used a computer model to simulate the effects of relaxed policies and climate change on ozone levels through 2050.
A study found that fine particulate matter increased by 5% between 2016-2018, leading to 9,700 additional premature deaths and $89 billion damages. The rise was associated with economic activity, wildfires, and decreased enforcement of the Clean Air Act.
A team of engineers at Purdue University conducted a study using thousands of sensors in an office building to identify indoor air contaminants. They found that people and ventilation systems greatly impact the chemistry of indoor air, with volatile organic compounds lingering even after occupants leave.
PlaneEnglish, an app-based aviation radio simulator, has received a $50,000 grant from the Air Force to improve flight training. The simulator helps pilots acquire radio communication proficiency in realistic environments, enhancing situational awareness and response skills.
A recent study by the University of Leeds found that high-tech air mattresses provide only minimal gains in preventing pressure ulcers compared to specialist foam mattresses. The study involved over 2000 patients and showed that the benefits were mostly limited to those who were completely immobile, confused, or had nutritional deficits.
A study published in Advances in Atmospheric Sciences found that air pollution under clear skies significantly reduces the amount of sunlight reaching Earth's surface. The study highlights the negative impact of air pollution on renewable energy harvesting and associated economic burdens, as well as its effects on air purity.
A new study from the University of Surrey found that involving citizens in air quality research improves their understanding of pollution's impact on health. Citizens were encouraged to debate research and conduct their own studies, resulting in more accurate knowledge.
Dr. Simon Dai's research aims to advance a passive technology that can attract and capture water droplets from fog and moisture in the air, providing a sustainable solution to global water scarcity. The new funding will help create a more durable lubricant for water harvesting.
A new international study found a link between air pollution and increased mortality rates, particularly among Australians who are more sensitive to particulate matter. The study, published in the New England Journal of Medicine, analyzed data from 652 cities across 24 countries and regions.
A new study suggests a significant link between exposure to environmental pollution and an increase in the prevalence of neuropsychiatric disorders. The study found poor air quality associated with increased rates of bipolar disorder and major depression in both the US and Denmark.
Climate change is expected to exacerbate China's air pollution issues, leading to increased mortality rates. The study predicts that nearly 40% of the additional deaths could be attributed to atmospheric stagnation events and heat waves.
A study published by the Barcelona Institute for Global Health found that air pollution from particulate matter (PM2.5), nitrogen dioxide (NO2), and black carbon is responsible for 33% of new childhood asthma cases in Europe, highlighting the need to update WHO air quality guidelines to better protect children's health.
Research from the Center for Air Quality, Climate, and Energy Solutions at Carnegie Mellon University found significant human health benefits when air quality is better than the current national ambient air quality standard. The studies estimated that improving air quality could save over 30,000 lives annually.
A study found that reducing nitrogen dioxide levels can lower childhood asthma incidence rates by up to 27.6%. The analysis estimated benefits of fine particulate matter reduction were smaller but still significant, suggesting stricter air quality standards could lead to public health gains.
Infants born to mothers exposed to high levels of air pollution are more likely to be admitted to a newborn intensive care unit (NICU), with risks increasing from 4% to 147%. The study suggests that limiting pregnant women's exposure to high levels of air pollutants may help reduce NICU admissions.
Researchers measured air quality before, during, and after a large fireworks display in Albany, New York, finding peak levels of submicron particulate matter eight times higher than before. Potassium levels also spiked significantly, peaking at 350 times the background level.
A new study published in the Journal of Public Health suggests a significant link between long-term exposure to ambient air pollution and an increased risk of developing hypertension. The researchers also found associations between air pollution levels and reduced high-density lipoprotein cholesterol, higher triglyceride levels, and ob...
Researchers found that electric vehicles can improve air quality in Houston by reducing nitrogen oxides and volatile organic compounds emitted by gasoline and diesel vehicles. The study suggests that complete electrification of transportation could prevent up to 246 premature deaths annually in greater Houston by 2040.
A new study by WSU researchers found surprisingly high levels of indoor air pollutants, including formaldehyde and possibly mercury, in carefully monitored homes. Temperature fluctuations inside the homes led to increased pollution levels, which varied throughout the day.
Researchers found 69 metabolites changed significantly when air pollution fluctuated during the Beijing Olympics, affecting systems like cardiovascular and nervous systems. The study identified two major metabolic signatures, including lipids and dipeptides, which were involved in oxidative stress, inflammation, and other processes.
A new study by Columbia University researchers found that the city's Clean Air Taxi regulations led to significant reductions in air pollution emissions, with overall fuel efficiency of medallion taxis doubling between 2009 and 2015. The emission reductions were associated with decreases in concentrations of pollutants in the city's air.
Over the past decade, US air pollution has led to a decline in mortality impacts from fine particle (PM2.5) pollution, but ground-level ozone (O3) pollution has remained relatively unchanged. This report estimates health impacts of air pollution for every US city and highlights the need for continued efforts to reduce these pollutants.
The study examines 38 specific measures aiming to improve air quality and finds either positive or unclear effects. However, the variability in study findings makes it challenging to draw general conclusions about what works and what doesn't.
A $1.19 million NSF grant will develop a high school air quality curriculum in Riverside County, engaging over 2,000 students and addressing health impacts. The program aims to motivate underrepresented students in STEM activities and promote career opportunities.
A recent study found that targeting nitrogen oxides emitted by cars and power plants may increase harmful wintertime air pollution in the US West. Instead, limiting volatile organic compounds could be a more effective way to reduce particulate matter pollution.
A new analysis suggests that eliminating emissions from dirty household fuels like wood, dung, coal, and kerosene could bring India's outdoor air pollution levels below the country's standard. This could reduce air pollution-related deaths by approximately 13% and save around 270,000 lives annually.