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Study: ozone levels higher across China than in other countries tracking the air pollutant

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In China, people breathe ozone-laden air two to six times more often than people in the United States, Europe, Japan, or South Korea, according to a new international study published in Environmental Science & Technology Letters. For China, sites in 74 major cities with continuous observations from 2013?2017 2017 for one ozone metric.

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Tula presenting diesel Dynamic Skip Fire technology at Future Diesel Powertrain Summit in Shanghai

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Tula Technology is presenting its diesel Dynamic Skip Fire (dDSF) technology ( earlier post ) at the 4 th Future Diesel Powertrain Summit China 2020 on 24-25 September 2020 in Shanghai, China. dDSF technology enables manufacturers of commercial vehicles to meet the increasingly stringent emissions regulations in China.

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NUS study finds correlation between PM2.5 pollution and employee productivity

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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.

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PM2.5 pollution now associated with chronic kidney disease

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pollution, new open-access research published in PLOS ONE suggests that PM 2.5 Similar to smoking, air pollution contains harmful toxins that can directly affect the kidneys. High-risk patients who live in heavily populated or polluted areas should recognize the danger and take precautions, Bragg-Gresham says. concentration.

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TOAR shows present-day global ozone distribution and trends relevant to health; public database

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People living in parts of southern Europe, South Korea and southern Japan and China also experienced more than 15 days a year of ozone levels above 70 ppb. Warm season average present-day daily maximum ozone levels (AVGMDA8) at urban (left) and non-urban sites (right). Source: University of Leicester. Click to enlarge.

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Study shows two-stroke scooters dominant source of air pollution in many cities; asymmetric polluters

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A study by European researchers has found that two-stroke (2S) scooters, although constituting a small fraction of the fleet, can dominate urban vehicular pollution through organic aerosol and aromatic emission factors up to thousands of times higher than from other vehicle classes. —Platt et al. Platt et al.

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Study finds household and outdoor air pollution contributes to more than 5.5 million premature deaths worldwide per year

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New research shows that household (indoor) and outdoor air pollution contribute to more than 5.5 More than half of deaths occur in two of the world’s fastest growing economies, China and India. of all global deaths) caused by outdoor fine particulate air pollution and an additional 215,000 deaths from exposure to ozone.

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