Which green policies could the Tories ditch after Uxbridge?

Since the byelection fought over Ulez, party sources suggest some environmental measures may be on borrowed time

The Tories' narrow victory over Labour at the Uxbridge and South Ruislip byelection has triggered soul searching in both parties about the direction of their green policies.

Voters rejected the Labour candidate, Danny Beales, after a campaign fought almost entirely over a single issue: Sadiq Khan's plans to extend the ultra-low emission zone (Ulez) for cars.