20 is plenty


Almost 90% of cyclists think traffic is too fast in their area, research shows

Bike for Brake and British Cycling survey finds 7 in 10 people want 20mph local speed limits

Reducing traffic speeds below 40mph may increase toxic pollution, says Transport Research Laboratory report

But slower cars cause fewer crashes, and the roads are safer for cyclists and pedestrians too

20mph zones enforced in Oxford

Speed restrictions on a pilot scheme in the city