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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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ALBERO project seeks to enable safe transport for EVs and more on ro-ro ferries

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This, in turn, means that an increasing number of alternative-fueled vehicles are transported on roll-on/roll-off (ro-ro) ferries. An increasing number of alternative-fueled vehicles are transported via ferries. Vehicles are often on closed vehicle decks during transportation. © Stena Line GmbH & Co.

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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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Automated Bus Consortium issues RFP to procure up to 70 full-size Level 4 automated buses

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The Automated Bus Consortium , a collective of US transit agencies and departments of transportation, released a request for proposals (RFP) to procure up to seventy full-size Level 4 automated buses. Level 4” is a designation of highly automated vehicles as defined by the Society of Automotive Engineers (SAE).

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WUSTL team develops high-power direct borohydride fuel cells; double the voltage of conventional H2 fuel cells

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Engineers at the McKelvey School of Engineering at Washington University in St. The development of high-power fuel cells could advance the electrification of the transportation sector, including marine and air transport. Wittcoff Distinguished University Professor and corresponding author. —Vijay Ramani, the Roma B.

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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