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.
A new forecasting system provides 72-hour forecasts of fine particulates in New Delhi, helping officials and residents plan to reduce exposure to unhealthy air. The system uses measurements, computer modeling, and statistical techniques, improving accuracy but requiring refinement for precise pollutant levels.
A Northwestern University study concludes that human-caused climate change played only a minor role in the city's record-breaking air pollution event. Researchers suggest that reducing greenhouse gas emissions can greatly improve air quality and mitigate health problems, making it a win-win for public health and the environment.
Researchers found elevated ozone levels 30-50% higher than baseline conditions in the Amazon rainforest downwind of the city. Human activities release nitrogen oxides and VOCs that mix with plant-emitted gases, producing chemicals affecting regional air quality and climate.
Scientists at Estonian Research Council developed a new method for improving air purifier efficiency by analyzing oxygen adsorption. The research, published in Surfaces and Interfaces, found that oxygen plays a significant role in photocatalytic processes alongside UV radiation.
The study found that electric vehicles have a net positive impact on air quality and climate change, reducing ozone and particulate matter pollution. Transitioning to EVs can improve public health, even with current energy mixes, as long as power generation shifts towards clean energy sources.
A study by UC Berkeley scientists found that falling levels of air pollution are causing the decline in California's tule fog, which may help improve traffic safety in the region. The researchers analyzed data from 1930 to 2016 and found a strong correlation between air pollutant emissions and fog frequency.
Green roofs have been found to improve indoor air quality by reducing ozone levels, according to a PSU study. The research involved comparing air quality between a green roof and a conventional white membrane roof on a retail store in North Portland.
Researchers created an interactive heat map and city-by-city table detailing the distribution of childhood asthma due to traffic-related air pollution across the United States. Between 2000 and 2010, asthma cases attributable to traffic-related air pollution decreased by 33%, with over 140,000 cases reported in 2010.
A six-month study of children with asthma found that higher omega-3 fatty acid intake was associated with lower odds of daytime asthma symptoms in response to indoor air pollution. Conversely, higher omega-6 intake was linked to more severe asthma and increased inflammation. The study suggests that dietary recommendations can help prot...
A University of Washington-led study reveals that declining nitrogen oxides due to tightened standards can lead to cleaner air, but the process may take longer. The research found that NOx affects the formation of PM2.5 by changing the chemistry of hydrocarbon vapors.
A study published in the European Heart Journal found that air pollution is responsible for an estimated 8.8 million extra deaths globally, with Europe accounting for nearly 800,000 excess deaths annually. In Europe, air pollution causes an estimated 790,000 extra deaths and between 40-80% are due to cardiovascular diseases.
A Rutgers study found that exposure to ultrafine particulates restricts blood flow and nutrients to the uterus, potentially leading to delayed growth and development. Pregnant women are advised to monitor indoor air quality and avoid high-smog days.
Researchers found that PM2.5 pollution is disproportionately caused by the consumption of goods and services by the non-Hispanic white majority, but disproportionately inhaled by black and Hispanic minorities. This disparity is driven by differences in consumption patterns and exposure to pollution.
Delhi's air pollution is a complex issue, with multiple sources including burning from power plants, landfills, and individual fires. Experts cite difficulties in collecting accurate data due to erroneous official numbers and uncounted small sources.
Researchers from University of Colorado at Boulder found that daily household activities like cooking and cleaning release high levels of airborne chemicals, contributing to indoor and outdoor air quality. The study highlights the importance of proper ventilation in homes to minimize health impacts.
A new study published in Environmental Research found that people living in drafty homes in low-income, urban communities are at a higher risk of respiratory health issues such as asthma. The study revealed that residents in homes with the highest air-exchange rates were more likely to report chronic cough and asthma-like symptoms.
A nationwide study found that counties with dirtier air had higher rates of stroke deaths and shorter life expectancies. The study analyzed health data and pollution monitoring information from 1,561 counties across the US, revealing a significant association between PM2.5 pollution levels and increased risk of stroke.
Researchers propose using compressed air storage in porous rock formations to meet UK's electricity needs during winter months, providing a viable option for steady and reliable renewable energy supplies. The approach aims to store enough compressed air to cover the UK's typical electricity demand for January and February.
Researchers discovered a link between air quality and happiness in Chinese cities, finding that higher pollution levels are associated with decreased happiness. Women and those on higher incomes were found to be more sensitive to pollution's impact.
A new study found that fire air pollution weakens forest productivity globally, with surface O3 reducing GPP by 4.9 Pg C and global aerosols enhancing it by 1.0 Pg C. The net impact is dominated by O3, leading to a reduction of 0.9 Pg C annually.
A comprehensive review of air pollution effects in children reveals adverse birth outcomes, cognitive and behavioral problems, asthma incidence, and potentially childhood cancer. The study estimates that over 40% of environmental disease burden is borne by children under five.
A study by ETH Zurich researchers found that clean air would increase solar radiation nationwide, allowing for a one-tenth increase in electricity production. This could lead to additional electricity generation of 85-158 terawatt hours per year, generating significant revenue for the Chinese electricity industry.
Researchers at University of Utah Health found a 16 percent increased risk of miscarriage for women exposed to elevated air pollution levels, particularly nitrogen dioxide. The study suggests air quality is associated with adverse pregnancy outcomes and highlights the need for constructive solutions.
A study of 2,000 children suggests that London's diesel-dominated air pollution is restricting lung capacity, putting them at risk of lifelong breathing disorders. Despite improvements in air quality through the introduction of Low Emission Zones, there was no evidence of a reduction in small lungs or asthma symptoms.
Despite improvements in air quality, the study found little impact on child lung health, with reduced lung function and asthma symptoms observed. Children still live in highly polluted areas, posing lifelong health risks, emphasizing the need for further action to tackle high levels of air pollution.
Researchers found that using low-cost portable air purifiers at home significantly lowered urban seniors' fine particulate matter exposure and blood pressure. The study showed a 40% reduction in air pollutant exposure and an average of 3.4 mm Hg decrease in systolic blood pressure.
A Monash University study found a strong link between air pollution and the development of autism spectrum disorder (ASD) in children. Exposure to fine particles (PM2.5) from vehicle exhausts, industrial emissions, and other sources increased the risk of ASD by up to 78%. The study adds to previous research on prenatal air pollution ex...
Researchers deployed low-cost, solar-powered sensors to monitor air quality in Puerto Rico after Hurricane Maria. The devices detected high levels of sulfur dioxide and carbon monoxide, exceeding EPA standards on nearly 80% of days during the monitoring period.
Researchers have developed a new method to identify outliers in air quality monitoring data, which can automatically flag erroneous data and improve forecasting accuracy. The method uses probability of residuals to discriminate outliers, allowing for simultaneous evaluation of spatial and temporal consistencies.
A comprehensive study by the Swiss Tropical and Public Health Institute found that air pollution and transportation noise significantly increase the risk of heart attacks. The study reveals that considering both factors together reduces the estimated effect of air pollution on cardiovascular health.
A recent study found that US air pollution deaths decreased by 47% between 1990 and 2010, resulting in nearly 135,000 fewer deaths. The improvement coincided with increased federal air quality regulations.
Researchers from the University of Edinburgh have discovered a novel form of air bubble that enhances the drag on dandelion seeds, allowing them to travel great distances without power consumption. This breakthrough could inspire the development of small-scale drones for remote sensing or air pollution monitoring.
Researchers have developed a novel catalyst that enables an aluminum-air flow battery to outperform lithium-ion batteries in terms of energy density, cost, and cycle life. The breakthrough technology uses a silver manganate nanoplate architecture to alleviate side reactions and improve the battery's longevity.
High levels of air pollutants, especially PM2.5, may be associated with an increased risk of developing mouth cancer, according to the first study of its kind. The study found that exposure to high levels of PM2.5 was linked to a 43% heightened risk of a mouth cancer diagnosis.
A recent study explores the feasibility of measuring atmospheric pollutants in China using geostationatory satellites. The research recommends suitable sensor parameters for improved retrieval sensitivity and reduced errors, paving the way for more accurate monitoring and control of air pollution.
Researchers from the University of Utah discovered that homeowners change their behavior when they can visualize air quality in their homes. By using portable air quality monitors and a smartphone app, participants were able to see real-time data on PM2.5 levels and adjust their daily habits accordingly. This study has the potential to...
A University of Utah engineering study shows that smart controllers for home heating and cooling systems can clean pollution with minimal additional energy costs. The 'SmartAir' setting, which turns on the HVAC fan based on both temperature and air quality, cleaned the air almost as well as continuous operation but used 58% less energy.
A two-year study found that indoor HEPA filters significantly reduce fine-particulate matter in the air, with a 55% reduction in PM2.5 levels when used during poor air quality days.
Researchers find switching from coal to natural gas reduces air pollution, carbon emissions, but may increase water stress in some regions. A transition from coal to natural gas can have co-benefits for air quality and carbon mitigation, but trade-offs exist depending on the sector and location.
USC research reveals that air pollution alters thyroid development in fetuses, increasing the risk of health impacts later in life. Thyroid hormone levels were found to increase with exposure to particulate matter, highlighting a potential link between air pollution and fetal growth and metabolism.
A new study conducted in Ulaanbaatar, Mongolia found that high-efficiency particulate arresting (HEPA) air purifiers can decrease fine particulate matter by 29% and lead to babies weighing up to 85 grams more at term. The results provide further evidence of the negative impact of air pollution exposure during pregnancy on fetal growth.
A new analysis reveals that poor-quality care is responsible for an estimated 5 million deaths per year, surpassing deaths due to insufficient access to care. Global efforts to improve health systems will be futile if quality does not improve.
A study found that air pollution exposure was associated with decreased cognitive test scores, particularly in verbal abilities. Reducing fine particulate matter concentrations could lead to significant improvements in cognitive performance, equivalent to a shift from median to 63rd percentile scores.
A new study published in PLOS ONE suggests that polluted air may be a threat to your kidneys, increasing the risk of chronic kidney disease. Air pollution contains fine particulate matter (PM2.5), which can cause serious health effects when inhaled regularly.