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Tag Archives: air quality
ULEZ. Who should we believe?
The idea that Sadiq Khan would distort the findings of Imperial College about the effects of the Ultra Low Emission Zone, or that Imperial’s research could be “bought” smacks to me of conspiracy theory. What I do know is that … Continue reading
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Tagged air quality, coercive control, Equality Streets, Martin Cassini, Sadiq Khan, ULEZ
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To prove a point
ULEZ has cut NO2 levels in the capital significantly, reports the Telegraph. Air quality monitoring at Hither Green Lane and Catford, near Ella Aloo-Kissi-Debrah’s home, show NO2 has fallen by over 50% since 2012, with half that taking place since … Continue reading
Getting rid of the nasty stuff
Most PM2.5 – the nasty airborne particles that we inhale and can lodge in lungs, heart and bloodstream, causing all manner of disease – now comes from brake dust and tyre wear, not tailpipes, says Prof Alastair Lewis, chair of … Continue reading
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Tagged air quality, Equality Streets, Martin Cassini, PM2.5, Prof Alastair Lewis, ULEZ
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Illegal pollution and road closures
Like most traffic “experts” on the BBC, Prof Andrew Lewis failed to mention on the World at One (7.12.20) the role of traffic lights in producing congestion, and contributing to the premature death of 9 year-old Ella Kissi-Debrah. Will the … Continue reading
Another nail in coffin
Brake dust is as bad as diesel for producing tiny particles that penetrate heart, lungs and bloodstream. It may be even worse because it produces them in greater quantities. The stop-start drive cycle caused by traffic lights and priority junctions … Continue reading
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Tagged air quality, brake dust, Equality Streets, traffic control, traffic-lights
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Air quality post-Corona
The lockdown means less traffic and less polluted air. But 45,000 sets of traffic lights still operate, producing 57,000 tons of CO2 every year, just from the electricity that powers them. Rarely reported is that lights produce congestion by blocking … Continue reading
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Tagged air quality, congestion, Equality Streets, traffic-lights
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Another pitch to the Press
No doubt you heard about the Max Planck study which found that poor air quality is a greater threat to life than war, malaria, HIV or smoking. Replacing conventional traffic control with freedom to filter at low speeds and low … Continue reading
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Tagged air quality, Equality Streets, Jos Lelieveld, Martin Cassini, Max Planck study, pollution, Thomas Münzel
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More policy inanity
The congestion charge exemption for sub-75 g/km vehicles ends in Oct 2021, and from 2025, zero emissions cars will lose their exemption too. Sadiq Khan’s rationale? Traffic pollution damages health and development. We know that. But zero emissions cars emit … Continue reading
Taking the drama out of a crisis
Today’s Guardian led with a piece about a comprehensive Chinese study which shows that air pollution (already implicated in 7 million premature deaths a year worldwide) damages intelligence and cognitive function, not just in foetuses and children, but in adults, … Continue reading
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Tagged Aarash Saleh, air quality, Derrick Ho, emissions, Equality Streets, Martin Cassini, Medact, Rebecca Daniels, Xi Chen
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