Last year, New York City lowered its speed limit to 25 miles per hour on 90 percent of streets. In London, a 20 mph blanket speed limit applies. Paris is looking to impose similar restrictions. And in the U.S., Seattle is testing out 20 mph speed limits in residential zones.
The point, in each case, is to improve safety. With re-urbanization a national trend in the U.S., urban leaders are working to make cities more walkable and bikeable.
Read the full version of this report at Keystone Crossroads' website. Keystone Crossroads is a new statewide public media initiative reporting on the challenges facing Pennsylvania's cities. WPSU is a participating station.