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A new modeling study led by researchers from George Washington Universit (GWU) finds that 86% of people living in cities worldwide (~2.5 A second study, also led by the GWU researchers, finds that nearly 2 million cases of asthma in children are linked to traffic-related nitrogen dioxide air pollution, with two in three occurring in cities.
New research by George Mason University found that exposure to certain air pollutants is linked to increased emergency department (ED) visits for respiratory and cardiovascular diseases. Jenna Krall led the research with colleagues from Emory University, Georgia Institute of Technology, and the University of Pittsburgh.
Urban planners should plant hedges—or a combination of trees with hedges—rather than just relying on roadside trees if they are most effectively to reduce pollution exposure from cars in near-road environments, according to a new study from the University of Surrey.
Researchers from the University at Buffalo (UB), with colleagues in the US and China, have provided pathophysiologic evidence of the effect of air pollution on cardiovascular disease in China. Their findings also suggests that China may need to revise its standard for one type of pollutant. —first author, Meng Wang.
Average annual percentage of black carbon pollution related to Chinese exports. China is responsible for only a small percentage of the annual pollution in the US, but powerful global winds known as “westerlies” can push airborne chemicals across the ocean in days, particularly during the spring, causing dangerous spikes in contaminants.
Air pollution is responsible for shortening people’s lives worldwide on a scale far greater than wars and other forms of violence, parasitic and vector-born diseases such as malaria, HIV/AIDS and smoking, according to an open-access study published in Cardiovascular Research. The global total is 233 (221–250) million per year.
Less traffic on the roads during the first COVID-19 lockdown in the UK led to a reduction in air pollution but may have caused potentially damaging surface ozone levels to rise, according to a new study led by researchers at the University of York. —Professor Lee.
An international team of scientists, led by NTU Singapore, has linked increased air pollution to an uptick in cases of lung adenocarcinoma (LADC) worldwide. The results of the study were published in the journal Atmospheric Environment. Black carbon is a pollutant that is classified as under PM 2.5. micrograms per cubic meter (?g/m
In a cohort study of a subset of 2050 newborns from the Children’s Health Study in southern California, researchers at the University of Southern California (USC) found that an increase of 2 standard deviations in prenatal exposure to particulate matter in air pollution was associated with higher newborn total thyroxine (TT4) measures.
A study by three French institutes—Ifremer, the University of Bordeaux and the IRD (a public research institution)—has found that the surface water of the Atlantic Ocean is twice as polluted by cellulose fibers as it is by microplastics. —Catherine Dreanno.
Coal trains and terminal operations add a significant amount of fine particulate matter (PM 2.5 ) pollution to urban areas—more so than other freight or passenger trains— according to a study conducted in Richmond, California, by the University of California, Davis. Coal trains contributed 2 to 3 µg/m 3 more of PM 2.5
A new study finds that environmental damage caused by corn production results in 4,300 premature deaths annually in the United States, representing a monetized cost of $39 billion. Production-weighted national average human mortality per million tonnes of maize produced, by pollutant and supply chain stage. a, Absolute mortality.
A 2015 study found a 138% risk of increase of AD per increase of 4.34 ?g/m The study by heightens concerns over the evolving and relentless Alzheimer’s pathology observed in young Metropolitan Mexico City (MMC) urbanites. This study focused on studying 507 CSF normal samples from children, teens and young adults average age 12.8±6.7
A new study led by researchers at the University of North Carolina at Chapel Hill has found that deaths related to air pollution in the US were nearly halved between 1990 and 2010. The open-access study is published in the journal Atmospheric Chemistry and Physics. —Jason West, study co-author. Zhang et al.
In early 2013, the Chinese government declared a war on air pollution and began instituting stringent policies to regulate the emissions of PM 2.5. Paulson School of Engineering and Applied Sciences (SEAS) and the Nanjing University of Information Science & Technology (NUIST), found that while PM 2.5
A team of researchers, led by Professor Gavin Shaddick at the University of Exeter, has shown that, despite global efforts to improve air quality, half of the world’s population is exposed to increasing air pollution. Credit: Professor Gavin Shaddick/University of Exeter. Units for both are ?g/m
A study by researchers from the National University of Singapore Department of Economics ( NUS Economics ) has found a correlation between pollution and productivity of employees. The study, the first of its kind to examine prolonged exposure to air pollution, was published in the American Economic Journal: Applied Economics.
More 3,000 primary school children in polluted areas of London and Luton will have their lung health monitored over a four-year period in a new international study launched by the Mayor of London, Sadiq Khan. Pollution also triggers asthma, asthma attacks and chest infections.
A new study led by University of Chicago researchers finds an association between exposure to environmental pollution and an increase in the prevalence of neuropsychiatric disorders. For the Danish cohort, the team studiedstudy 4 psychiatric disorders: bipolar disorder, schizophrenia, personality disorder, and depression.
Air pollution from vehicle tailpipes isn't just linked to respiratory issues. A University of Washington study has found an association between higher levels of air pollution and higher risk for dementia.
Researchers from the University of Liverpool, Queen Mary University, London and Trinity College Dublin have linked exposure to diesel exhaust particles (DEPs) to susceptibility to pneumococcal disease. What we did not know however, was how pollution, such as diesel exhaust particles, actually causes airway disease. Resources.
New York City Clean Air Taxi rules are successful in cutting emissions and reducing air pollution, [link] to a new study by researchers at the Columbia University Mailman School of Public Health and Drexel University. —Dustin Fry, MPH, a researcher at Drexel University Dornsife School of Public Health.
A new study by a team from the University of New Mexico, University of Washington and the University of Minnesota examines the health and economic impacts of PM 2.5 pollution (particulates and precursors) in the United States. Of these deaths, 57% were associated with pollution caused by energy consumption [e.g.,
The study focuses on the period between 2005 and 2018 and tracks combustion emissions of various polluting compounds from various sectors, looking at every state in the contiguous United States, from season to season and year to year. —study leader Steven Barrett, an associate professor of aeronautics and astronautics at MIT.
A new study is the first to report evidence that nonsteroidal anti-inflammatory drugs (NSAIDs) such as aspirin may lessen the adverse effects of air pollution exposure on lung function. While the mechanism is unknown, the researchers speculate that NSAIDs mitigate inflammation brought about by air pollution. 201905-1003LE.
A team of researchers from the University of California, Berkeley; University of North Carolina, Chapel Hill; and University of Miami has analyzed the implications of California’s Clean Vehicle Rebate Project (CVRP) for emissions of greenhouse gases and criteria air pollutants, both in aggregate and in their distribution.
Long-term exposure to ambient air pollutants, especially O 3 (ozone), is significantly associated with increasing emphysema, according to a new study led by the University of Washington, Columbia University and the University at Buffalo. This work in the MESA Air study was led at the University of Washington.
air pollution during the third trimester of their mother’s pregnancy had a higher risk of elevated blood pressure in childhood, according to new research by a team led by researchers from Johns Hopkins University in the American Heart Association’s journal Hypertension. Children who were exposed to higher levels of PM 2.5
A study by a team from Washington University School of Medicine in St. pollution—even at levels deemed safe—to an increased risk of diabetes globally. Our research shows a significant link between air pollution and diabetes globally. Previous studies have found that PM 2.5 They also estimated that 8.2
A major new international study shows independent associations between short-term exposure to PM 10 and PM 2.5 These data reinforce the evidence of a link between mortality and PM concentration established in regional and local studies, according to the researchers. Perhaps the most interesting result of the study by Liu et al.
A new study led by researchers from Northwestern University projects that if electric vehicles replaced 25% of combustion engine cars currently on the road, the United States would save approximately $17 billion annually by avoiding damages from climate change and air pollution.
Emissions from farms outweigh all other human sources of fine-particulate air pollution in much of the United States, Europe, Russia and China, according a new study published in Geophysical Research Letters , a journal of the American Geophysical Union. A 2015 study in the journal Nature estimates they cause at least 3.3
Children living in polluted megacities are at increased risk for brain inflammation and neurodegenerative changes, including Alzheimer or Parkinson’s disease, according to a study led by University of Montana Professor Dr. Lilian Calderón-Garcidueñas and her colleagues. —Calderón-Garcidueñas et al.
University of Kentucky Chemistry Professor Marcelo Guzman has received a three-year grant from the National Science Foundation (NSF) for research, education and outreach efforts in the field of environmental and atmospheric chemistry. Both types of emissions cause tiny particles to be suspended in air. —Prof. —Prof.
pollution shortens human lives by more than a year, according to a new open-access study from a team of environmental engineers and public health researchers published in the ACS journal Environmental Science & Technology Letters. This study marks the first time that data on PM 2.5 Source: Apte et al. —Joshua Apte.
A new University at Buffalo (UB) study based on levels before, during and after the Beijing Olympics has shown how air pollution affects the human body at the level of metabolites. Metabolites are small molecules that are the end products of environmental exposures, such as air pollution, and body metabolism.
Heavily polluted areas have a higher rate of angioplasty procedures to treat blocked arteries than areas with clean air, according to research to be presented at ESC Congress 2019 together with the World Congress of Cardiology. Procedures are even more common in winter, the most polluted time of year. additional PCIs per week.
Consumer products such as shampoo, cleaning products and paint now contribute as much to emitted volatile organic compounds (VOCs) in cities as tailpipe emissions from vehicles, according to a new study led by NOAA. Total VOC emission factors for end uses of petrochemical sources in the study.
A study by Mark Z. Jacobson, professor of civil and environmental engineering at Stanford University, suggests that carbon capture technologies are inefficient and increase air pollution. However, this research finds that it reduces only a small fraction of carbon emissions, and it usually increases air pollution.
A recently released total fuel cycle analysis for maritime case studies shows that natural gas fuels reduce some air quality pollutants substantially, and reduce major greenhouse gas (GHG) emissions slightly, when compared to conventional petroleum-based marine fuels (low-sulfur and high-sulfur). This is an important consideration.
Fossil fuel-driven particulate air pollution cuts global average life expectancy by 1.8 years per person, according to a new pollution index and accompanying report produced by the Energy Policy Institute at the University of Chicago (EPIC). billion people, live in areas where particulate pollution exceeds the WHO guideline.
In an open-access report in the journal Environmental Pollution , researchers from UCLA and the University of Chicago estimate that California’s wildfire carbon dioxide equivalent (CO 2 e) emissions from 2020 (~127 mmt CO 2 e ) are approximately two times higher than California’s total greenhouse gas (GHG) emission reductions since 2003.
Long-term exposure to ambient ozone appears to accelerate arterial conditions that progress into cardiovascular disease and stroke, according to a new University at Buffalo study. The longitudinal study followed nearly 7,000 people aged 45 to 84 from six US regions: Winston-Salem, North Carolina; New York City; Baltimore; St.
2000 (90% CI: 0–4,000) early deaths from ozone, according to the study. In a state-by-state analysis, the researchers found that California suffers the worst health impacts from air pollution, with about 21,000 early deaths annually, mostly attributed to road transportation and to commercial and residential emissions from heating and cooking.
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