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

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An open-access paper on their work is published in the journal Environment International While the World Health Organization has not yet set a guideline for safe levels of ultrafine particles, it recognizes that particulate pollution overall is associated with negative impacts on cardiovascular and respiratory health.

Emissions 210
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Study: PM2.5 pollution reduces global life expectancy by more than one year

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pollution shortens human lives by more than a year, according to a new open-access study from a team of environmental engineers and public health researchers published in the ACS journal Environmental Science & Technology Letters. The researchers looked at outdoor air pollution from particulate matter (PM) smaller than 2.5

Pollution 225
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London’s £10 daily “T-charge” for most polluting vehicles now in effect; partnership with Turing Institute

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London’s £10 daily “ T-Charge ” (toxicity), aimed at the oldest, most polluting vehicles on London roads, is now in effect. Londoners overwhelmingly supported my plans to introduce this £10 charge…I will continue to do everything in my power to help protect the health of Londoners and clean our filthy air.

Pollution 150
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International Maritime Organization (IMO) adopts revised strategy to reduce GHG emissions from international shipping.

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Life cycle GHG assessment guidelines adopted. The MEPC also adopted Guidelines on life cycle GHG intensity of marine fuels (LCA guidelines) for consideration and adoption. MEPC 80 met 3-7 July 2023 at IMO Headquarters in London. It was attended by some 1,800 delegates (in person and remotely).

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ICL study of 39 new Euro-6 diesels finds huge variability in NOx emissions with an average 4.5x the type approval limit

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A new study by researchers from Imperial College London(ICL) of 39 new Euro 6 diesel passenger cars has found “ huge variability ” in the on-road NO x emissions of Euro 6 diesel passenger cars, with results ranging from 1 to 22 times the type approval limit. All but 2 exhibited higher NO x than the limit. g km -1 equates to 4.5

Diesel 150
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London Mayor steps closer to car ban

Green Cars News

London Mayor Boris Johnson is known for being outspoken, but surely this is one of his most controversial proposals yet. Mr Johnson is proposing a temporary ban on cars and trucks on some of the capital’s busiest roads on days when air pollution is at its most dangerous.

London 48
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IMO environment meeting adopts mandatory energy efficiency measures for international shipping; first mandatory global GHG reduction regime for an international industry sector

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Mandatory measures to reduce emissions of greenhouse gases (GHGs) from international shipping were adopted by Parties to MARPOL Annex VI represented in the Marine Environment Protection Committee (MEPC) of the International Maritime Organization ( IMO ), when it met for its 62 nd session from 11 to 15 July 2011 at IMO Headquarters in London.