Flutterby™! : São Paulo traffic safety

I'm a huge fan of speed enforcement through passive infrastructure: No fine or enforcement works nearly as well as destroying your car if you deviate from the lane into the bollards, or attempt to speed through a traffic circle. But it turns out technology has its place too, traffic cameras work to reduce carnage when they're widely deployed enough.

How São Paulo Cut Traffic Deaths Overnight by a Third

The São Paulo data contradicts at scale the argument that speed cameras “don’t work” — and it’s a comparative case involving not compact pedestrianized European cities but a sprawling, car-oriented, new-world city.

Via