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Modeling study suggests 1.8M excess deaths attributable to urban air pollution in 2019

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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 The WHO 2005 guideline for PM 2.5 This has since been updated to the WHO 2021 guideline for PM 2.5 million excess deaths in cities globally in 2019. g) per cubic meter.

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U Birmingham study finds DPFs have limited impact on ultrafine particle emissions

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A study by researchers at the University of Birmingham in the UK has found that while Diesel Oxidation Catalysts (DOCs) and Diesel Particle Filters (DPFs) has been very effective in controlling the tailpipe emissions of solid particles, there has been little change in the liquid mode ( 104 cm −3 /24-hour mean) defined by WHO.

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Auburn University leads $2M DOE Co-Optima project to evaluate renewable butyl acetate as diesel fuel additive

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Auburn University researchers are leading a $2-million US Department of Energy Co-Optima project ( earlier post ) that will evaluate renewable butyl acetate (BA) as a bio-based fuel additive that can be blended with diesel fuel to reduce soot and greenhouse gas emissions and yield cleaner engine operation in cold-weather conditions.

Universal 247
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University College Dublin Study finds Prius IV hybrids drive >60% of the time in zero-emissions mode under Irish conditions

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A new study carried out by University College Dublin (UCD) academics has found that under typical Irish commuting conditions, the Toyota Prius IV (fourth-generation) hybrid ( earlier post ) drives in zero emissions mode (ZEV) for significantly more than half (62%) of the time and more than 40% (40.4%) of the distance covered.

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Toshiba delivers mobile 30 kW hydrogen fuel-cell system to fuel-cell ship

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The fuel cell ship, which passed the Temporary Navigation Permit Inspection of Japan Craft Inspection Organization in October, has started demonstrations of the verification by NREG (Nomura Real Estate Group) TOSHIBA BUILDING Corporation and Tokyo University of Marine Science and Technology (TUMSAT).

Hydrogen 265
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SAE taskforce J2954 on wireless charging and positioning standards looking to have final draft of guideline this year; significant industry involvement

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Under the emerging J2954 guidelines, communications for wireless charging will use DSRC. The SAE Taskforce on wireless charging and positioning of electric vehicles (SAE J2954) ( earlier post ) is progressing, and is slated to have a final draft of the guideline this year, according to the Society of Automotive Engineers, International (SAE).

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Study estimates ~4M children worldwide develop asthma each year because of NO2 air pollution

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About 4 million children worldwide develop asthma each year because of inhaling nitrogen dioxide (NO 2 ) air pollution, according to an open-access study published in The Lancet Planetary Health by researchers at the George Washington University Milken Institute School of Public Health (Milken Institute SPH).

Pollution 360