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International Maritime Organization (IMO) adopts revised strategy to reduce GHG emissions from international shipping.

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Member States of the International Maritime Organization (IMO), meeting at the Marine Environment Protection Committee (MEPC 80) earlier this month, adopted the 2023 IMO Strategy on Reduction of GHG Emissions from Ships.

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New Emissions Analytics study suggests pollution from tire wear now 1,850 times worse than exhaust emissions

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In early 2020, UK-based independent testing firm Emissions Analytics published a study claiming that tire particulate wear emissions were 1,000 times worse than exhaust emissions ( earlier post ). —Emissions Analytics. Quoting such ratios, however, needs careful interpretation.

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Carbon Recycling International and Johnson Matthey collaborate on sustainable methanol

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Carbon Recycling International (CRI) and Johnson Matthey (JM) have agreed on a long-term exclusive catalyst supply agreement for the use of JM’s KATALCO methanol catalysts in CRI’s Emissions-To-Liquids (ETL) CO 2 -to-methanol plants.

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Hartsfield-Jackson Atlanta International Airport adds two BYD electric buses

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Hartsfield-Jackson Atlanta International Airport (ATL) has aded two BYD battery-electric buses. The K9M 40-foot buses are part of the airport’s fleet of “terminal-to- terminal” shuttles used to transport passengers between the international and domestic terminals, and from the international terminal to the Rental Car Center.

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SwRI CAT-DEF reduces heavy-duty diesel emissions to meet CARB 2027 NOx requirements

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The internally funded advancement successfully reduced heavy-duty diesel engine nitrogen oxide (NO x ) emissions to meet the California Air Resources Board (CARB) 2027 standards. Today’s diesel engines use selective catalytic reduction (SCR) to abate NO x emissions. DEF—a 32.5 g/hp-hr standard. —Wheeler et al.

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Study finds the wettability of porous electrode surfaces is key to making efficient water-splitting or carbon-capturing systems

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As water-splitting technologies improve, often using porous electrode materials to provide greater surface areas for electrochemical reactions, their efficiency is often limited by the formation of bubbles that can block or clog the reactive surfaces. As a result, there were substantial changes of the transport overpotential.

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ASTM International to hold workshop on PFAS in atmosphere

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ASTM International is hosting a Workshop on PFAS in Atmosphere – Sources, Sampling, and Standards , to be held 1-2 November 2023, in Washington, DC. The event is sponsored by ASTM International’s air quality committee (D22) and will be held in conjunction with the committee’s November standards development meetings.