[5] A study has shown that School Streets reduce Nitrogen Dioxide levels by up to 23 per cent during morning drop-off.
[9] At about the same time, Transport Planners in Edinburgh were working on their own "School Streets" project using signage, rather than folding bollards.
[10] From 2017 onwards, other local authorities, supported in some cases by Transport Planners at Camden providing advisory support, implemented further school streets using similar methodology - or in some cases using more expensive camera enforcement with fines, to allow some residents to be exempt from the road closures.
However, because once the schemes are implemented these weaknesses become apparent, highlighting the need for wider change, these measures can be a crucial step on the route to better streets.
[4] In 2021, some residents in Ilford, Greater London, opposed the introduction of 10 new School Streets in their borough, Redbridge.