It will be worth taking a snapshot of a Sunday via https://www.londonair.org.uk/LondonAir/nowcast.aspx https://www.londonair.org.uk/LondonAir/nowcast.aspx and c

It will be worth taking a snapshot of a Sunday via https://www.londonair.org.uk/LondonAir/nowcast.aspx https://www.londonair.org.uk/LondonAir/nowcast.aspx and comparing to the no car day. It's a shame a week day was not selected, but it would be a bigger shame to have this be a once a year promotional day rather than part of a learning exercise towards reduced pollution in London. Another link of note would be https://cleanair.london/ https://cleanair.london/ which brings together many of the resources that document the current air quality and either proposes or tracks the policies that may address it.