How about permanently pedestrianising Northcote Road? Seems like this would eliminate a lot of the costs of temporarily pedestrianising it, as well as making the area much nicer.
Having not owned a car for years I'm currently doing a monthly rental of an EV (Renault Zoe) from Onto due to family fear of covid. From an environmental point of view I want to emphasise this is bad, but better than a petrol or hybrid, and significantly better in air pollution terms (although even ...