Reducing cars in large cities would be a good idea but a more basic thing is just to enforce pedestrian safety standards on vehicles. Eg. If you hit someone wit

Reducing cars in large cities would be a good idea but a more basic thing is just to enforce pedestrian safety standards on vehicles. Eg. If you hit someone with a car they need to go over the hood instead of just being smashed by the front and drivers need to have sufficient visibility of pedestrians.