
Heathrow’s third runway won’t improve London’s air quality
Is Rachel Reeves really correct that her new-found enthusiasm for a third runway at Heathrow would be consistent with the government’s net zero targets and other environmental policies? Over the weekend she argued that a third runway would be good for air quality over London because it would mean fewer planes circling over the capital. She also asserted that ‘sustainable aviation fuel is changing carbon emissions from flying’, and that ‘there’s huge investment going on in electric planes’. It isn’t clear where Reeves sourced her evidence that a third runway could actually improve air quality, but that certainly wasn’t the conclusion of a 2017 study by consultants WSP commissioned by
