The California Air Resources Board today approved a statewide plan for attaining the federal health-based standard for ozone, typically experienced as smog. The 2022 State Implementation Plan Strategy identifies the state’s control strategy for meeting the federal 70 parts per billion, 8-hour ozone standard over the next 15 years. The... Read more →


Nissan Motor has jointly developed a technology with Tohoku University’s Faculty of Pharmaceutical Sciences that inactivates viruses using catalyst active species for aerobic oxidation. The technology has potential applications for inactivating viruses by oxidizing, denaturing and degrading proteins and other substances on the virus surface. With oxygen in the air... Read more →


An anti-pollution helmet developed by a Delhi-based startup can help 2-wheeler riders breathe cleaner air. The helmet developed by Shellios Technolabs has a Bluetooth-enabled app that lets the rider know when the helmet requires cleaning. The helmet titled PUROS is integrated with air purifying accessories which include the patented innovations... Read more →


The world’s biggest cities and urban areas face some of the worst air quality on the planet, according to a new report published by HEI (Health Effects Institute). The report, Air Quality and Health in Cities, released by HEI’s State of Global Air Initiative, provides a comprehensive and detailed analysis... Read more →


Chile is the world’s top copper producer (27% of global production) and exporter. In Chile, copper is mostly found in sulfide ores, especially in chalcopyrite (CuFeS2), bornite (Cu5FeS4) and chalcocite (Cu2S). The continual exploitation of ore reserves leads to the necessity of mining ores from deeper parts of deposits, often... Read more →


Lancet Series: Improving road safety measures could save half a million lives every year worldwide

Improving road safety by adopting proven interventions targeting four key risk factors for road injuries (speeding, drunk driving, lack of helmet, and seatbelt use) in 185 countries could save between 347,000 and 540,000 lives worldwide every year, and offers enormous potential to improve the health and development of individuals and... Read more →


The health of residents living alongside a bus route in Gothenburg, Sweden, improved when hybrid buses were replaced by buses fully powered by electricity. Accompanying the lower noise levels from bus traffic was a reduction of fatigue, day time sleepiness and low mood, a study at the University of Gothenburg... Read more →


BASF has launched UpCore, a new service providing a cost-effective and sustainable technology upgrade from a standard ozone converter to an ozone-VOC (volatile organic compounds) converter for cleaner and healthier aircraft cabin air. UpCore replaces the catalyst core of an ozone-only converter with an ozone-VOC catalyst, a sustainable solution as... Read more →


Toyochem Co., Ltd., the polymers and coatings arm of Japan’s Toyo Ink Group, launched a new low-odor, low-VOC acrylic pressure-sensitive adhesive (PSA), the Oribain EXK 21-046, for use in enclosed spaces such as vehicles and building interiors. EXK 21-046 PSAs not only demonstrate good bonds to metals, plastics, textiles and... Read more →


Small particles from tires inhibit the growth and cause adverse behavioral changes in organisms found in freshwater and coastal estuary ecosystems, according to two new Oregon State University studies. The findings are part of a continued effort by scientists to unravel the impacts of microplastics and nanoplastics on aquatic ecosystems... Read more →


Every time it rains, fish living downstream of storm drains are exposed to pollutants, including the tire-derived compound 6PPD-quinone, in the runoff. Recently, this substance has been linked to massive die-offs of coho salmon across the US West Coast. Now, researchers in Canada report that exposure to 6PPD-quinone at environmentally... Read more →


Manufacturers add synthetic antioxidants to plastics, rubbers and other polymers to make them last longer. However, the health effects of these compounds, and how readily they migrate into the environment, are largely unknown. Now, researchers have detected a broad range of emerging synthetic antioxidants, called hindered phenol and sulfur antioxidants,... Read more →


PPG to supply Cellforce Group with new NMP-free cathode binder

Cellforce Group (CFG)—the joint venture between Porsche and CUSTOMCELLS (earlier post)—has partnered with PPG, a global supplier of paints, coatings, and specialty materials. PPG will supply cathode binder systems which are free of N-Methylpyrrolidone (NMP) solvent, to the Cellforce Group. NMP, which is widely used in electrode manufacturing, has been... Read more →


EPA to evaluate whether lead emissions from piston-engine aircraft endanger human health and welfare

The US Environmental Protection Agency (EPA) will evaluate whether emissions from piston-engine aircraft operating on leaded fuel contribute to air pollution that endangers public health and welfare. The agency plans to issue a proposal for public review and comment in 2022 and take final action in 2023. EPA has been... Read more →


A new modeling study led by researchers from George Washington Universit (GWU) finds that 86% of people living in cities worldwide (~2.5 billion people) are exposed to annual average levels of fine particulate matter exceeding the World Health Organization (WHO) guideline from 2005, leading to 1.8 million excess deaths in... Read more →


Researchers find ammonium concentration in PM2.5 leading to higher risk of death

Ammonium is one of the specific components of fine particulate matter (PM2.5) that has been linked to a higher risk of death compared to other chemicals found in it, according to a new study in the journal Epidemiology. This finding stems from the largest global analysis of its kind, led... Read more →


Fossil fuel combustion, a major source of air pollution, contributed to more than one million deaths globally in 2017, more than 27% of all deaths from outdoor fine particulate matter (PM2.5), according to a new report published by the Health Effects Institute (HEI). Coal combustion alone was responsible for half... Read more →


Study links increased black carbon pollution to increase in cases of lung adenocarcinoma worldwide

An international team of scientists, led by NTU Singapore, has linked increased air pollution to an uptick in cases of lung adenocarcinoma (LADC) worldwide. Lung adenocarcinoma—an aggressive non-small cell lung cancer (NSCLC)—is a type of cancer for which research strongly suggests that genetic, environmental, and lifestyle factors play a part.... Read more →


Air pollution was responsible for 1.1 million deaths across Africa in 2019, with household air pollution—driven largely by indoor cookstoves—accounting for 697,000 fatalities (64%), while increased outdoor air pollution claimed 394,000 lives (36%), a team of researchers led by Boston College and the UN Environment Programme report in an open-access... Read more →


New WHO has issued new Global Air Quality Guidelines (AQGs) that reduce levels of key air pollutants, some of which also contribute to climate change. Since WHO’s last 2005 global update, there has been a marked increase of evidence that shows how air pollution affects different aspects of health. For... Read more →


HEI study in Europe finds evidence of health effects at lower levels of air pollution

A major new Health Effects Institute (HEI) report presents a study examining associations between exposures to relatively low levels of air pollution and several health outcomes among participants in 22 European cohorts. In the report, the investigators describe the development of new exposure models for all of Europe for four... Read more →


Use of leaded gasoline officially ends worldwide

When service stations in Algeria stopped providing leaded gasoline in July, the use of leaded gasoline in cars ended globally. This development follows an almost two-decades-long campaign by the UN Environment Programme (UNEP)-led global Partnership for Clean Fuels and Vehicles (PCFV). Tetraethyl lead was used as a gasoline additive to... Read more →


Monitoring shows plumes of carcinogenic formaldehyde in neighborhoods along Houston’s Ship Channel

Air pollution monitoring by the Houston Health Department in 2019 and 2020 recorded levels of formaldehyde, a known carcinogen, along the Houston Ship Channel that pose potential health risks to surrounding neighborhoods. The analysis, funded by the US Environmental Protection Agency, found that from 27 September 2019 to 26 September... Read more →


Some of the world’s cities suffer disproportionate economic losses because of the health consequences of in-car air pollution, according to a new study by an international team led by researchers at the University of Surrey (UK). Surrey’s Global Centre for Clean Air Research (GCARE) set out to investigate whether the... Read more →


Study finds lead from leaded gasoline persists in London air despite ‘90s ban

Lead levels in London’s atmosphere have dropped significantly since lead additives in gasoline were phased out, and currently meet UK air quality targets. However, despite this drop, airborne particles in London are still highly lead-enriched compared to natural background levels, according to new research published in the Proceedings of the... Read more →


Soot particles from oil and wood heating systems as well as road traffic can pollute the air in Europe on a much larger scale than previously assumed. This is what researchers from the Leibniz Institute for Tropospheric Research (TROPOS) conclude from a measurement campaign in the Thuringian Forest in Germany.... Read more →


EPA to reconsider particulate matter NAAQS

The US Environmental Protection Agency (EPA) announced that it will reconsider the previous administration’s decision to retain the particulate matter (PM) National Ambient Air Quality Standards (NAAQS) (earlier post), which were last strengthened in 2012. EPA is reconsidering the December 2020 decision because it says that available scientific evidence and... Read more →


Researchers develop algorithms for early detection of mild cognitive impairment and dementia using naturalistic driving data

Using naturalistic driving data and machine learning techniques, researchers at Columbia University Mailman School of Public Health and Columbia’s Fu Foundation School of Engineering and Applied Science have developed highly accurate algorithms for detecting mild cognitive impairment and dementia in older drivers. Naturalistic driving data refer to data captured through... Read more →


Study finds short-term exposure to air pollution may impede cognition; NSAIDs could help

Exposure to air pollution, even over the course of just a few weeks, can impede mental performance, according to a new study led by researchers at Columbia University Mailman School of Public Health. However, these adverse effects were lessened in people taking nonsteroidal anti-inflammatory drugs (NSAIDs) such as aspirin. The... Read more →


Study finds particulates are even more dangerous than previously thought

Researchers at the Paul Scherrer Institute PSI have for the first time observed photochemical processes inside organic aerosol particles containing iron. In doing so, they discovered that additional oxygen radicals that can be harmful to human health are formed in these aerosols under everyday conditions. They report on their results... Read more →


A team led by NYU Grossman School of Medicine researchers measured real-time and gravimetric PM2.5 concentrations and particle composition from area samples collected in the subways of Philadelphia, Pennsylvania; Boston, Massachusetts; New York City, New York/New Jersey (NYC/NJ); and Washington, District of Columbia. A total of 71 stations across 12... Read more →


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. The open-access study, published in the... Read more →


New study puts air-pollution related deaths in India in 2019 at 1.67 million

Air pollution in India resulted 1.67 million deaths in 2019—the largest pollution-related death toll in any country in the world—and also accounted for $36.8 billion (US) in economic losses, according to a new study led by researchers from the Global Observatory on Pollution and Health at Boston College, the Indian... Read more →


Researchers discover that a ubiquitous tire rubber–derived chemical is killing coho salmon in urban waterways: 6PPD-quinone

A team led by researchers at the University of Washington Tacoma, UW and Washington State University Puyallup have found that a highly toxic oxidation product of tire rubber particles turns streams toxic and may be responsible for the annual die-offs observed among migrating adult salmon across the US Pacific Northwest.... Read more →


EEA: 3/4 of EU urban population exposed to toxic air as governments fail to cut emissions

Most Europeans living in cities are still breathing air that is dangerous to their health, according to the European Environment Agency (EEA) in a new report; governments are not doing enough to cut toxic emissions at source, campaigners warn. Data show that harmful emissions, especially from farming and domestic heating,... Read more →


Study associates acute exposure to higher ozone levels to higher risk of cardiac arrest

Exposure to higher ozone concentrations in the air is significantly associated with a higher risk of out-of-hospital cardiac arrest (OHCA), according to preliminary research to be presented at the American Heart Association’s Resuscitation Science Symposium 2020. The virtual meeting is being held 14-16 November 2020 and will feature the most... Read more →


In its fight against COVID-19 and for the protection of bus occupants, Daimler Buses is relying on a high fresh air content, a fast exchange of air and anti-viral high-performance particle filters in its vehicles. The effectiveness of these protective measures has been confirmed by a research report issued by... Read more →


Study finds significant link between PM2.5 pollution and neurological disorders in US

PM2.5 pollution was significantly associated with an increased risk of hospital admissions for several neurological disorders, including Parkinson’s disease, Alzheimer’s disease, and other dementias, in a long-term study of more than 63 million older US adults, led by researchers at Harvard T.H. Chan School of Public Health. The study, conducted... Read more →


Texas A&M University researchers have developed a conceptual model to identify systematically the potential health impacts of self-driving vehicles. They identified 32 transportation-related risk factors that affected health and concluded that 17 could negatively impact public health, while eight could have a positive impact. There were seven areas of uncertain... Read more →


Volvo Cars has introduced a world-first premium air quality technology in its cars, allowing Volvo drivers to breathe clean and healthy air inside their cars and clean the air of their cabin ahead of their journey. The company’s new Advanced Air Cleaner technology comes with a sensor that measures PM2.5... Read more →


CARB targets heavy-duty diesel vehicle noncompliance in the Imperial Valley

The California Air Resources Board settled eight diesel cases totaling more than $130,000 for violations of the Truck and Bus Regulation in the Imperial Valley. The Truck and Bus Regulation protects public health by reducing emissions of diesel particulate matter, oxides of nitrogen, and other pollutants from diesel-fueled vehicles. This... Read more →


Study: PM2.5 exposure linked to higher risk of young children developing asthma

Children exposed to higher levels of PM2.5 in the air are more likely to develop asthma and persistent wheezing than children who are not exposed, according to an open-access study by researchers in Denmark published in the BMJ. Other risk factors associated with a higher risk of developing asthma and... Read more →


New research shows air pollution could play a role in development of cardiometabolic diseases, diabetes

Air pollution is the world’s leading environmental risk factor, and causes more than nine million deaths per year. New research published in the Journal of Clinical Investigation shows air pollution may play a role in the development of cardiometabolic diseases, such as diabetes. Importantly, the effects were reversible with cessation... Read more →


NUS researcher links air pollution to increased residential electricity demand

A study conducted by Associate Professor Alberto Salvo from the Department of Economics at the National University of Singapore (NUS) Faculty of Arts and Social Sciences found that households respond to ambient air pollution by increasing electricity consumption, which in turn increases the carbon emissions that are co-produced in supplying... Read more →


Study: 25% EV adoption would save US $17B annually from avoided climate change & pollution damages

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. The open-access paper is published in AGU’s journal... Read more →


Researchers find air pollution impacts the health of wild pollinators

In some of the first research to try to address the physiological and molecular impacts of air pollution on wild plants and animals, scientists from the Bangalore Life Science Cluster in India report that air pollution could be devastating for organisms we rely on most for our own survival—like the... Read more →


UGA study links heavy-metal contamination to antibiotic resistance

Using a process known as genomic analysis, University of Georgia scientists have found a strong correlation between antibiotic resistance and heavy metal contamination in an environment. Jesse C. Thomas IV, an alumnus of the College of Public Health and the Savannah River Ecology Laboratory, found commonalities in soils contaminated with... Read more →


Particulate air pollution continues to cut global life expectancy by nearly two years as progress in some countries counterbalances worsening air quality in others, according to the Air Quality Life Index (AQLI). Produced by the Energy Policy Institute at the University of Chicago (EPIC), the AQLI is based on frontier... Read more →


Large improvements of air quality in China during the lockdown have been widely reported, but new research shows that two pollutants harmful to human health—fine particulate matter (PM2.5) and ozone—were only slightly reduced. The study, by scientists from the University of Leeds, UK and the Southern University of Science and... Read more →


Hyundai Motor Group announced new technologies to improve the quality of air in vehicles and to create a more pleasant in-vehicle environment for customers. Recognizing the growing concern about air quality, the Group unveiled three new air-conditioning technologies: ‘After-Blow’, ‘Multi-Air Mode’, and ‘Fine Dust Indicator’. The technologies will be introduced... Read more →