Studies and Reports
Chicago Explores Black Perspectives on Public Transit
"We're not going to fix decades of inequitable investment in one year, and things like the high-frequency bus network and the Red Line Extension are really important, but the work isn't done."
Confirmed: Non-Driving Infrastructure Creates ‘Induced Demand,’ Too
Widening a highway to cure congestion is like losing weight by buying bigger pants — but thanks to the same principle of "induced demand," adding bike paths and train lines to cure climate actually works.
How One Artist Is Helping Neighbors Decide How Their City Should Sound
An Italian researcher is challenging tactical urbanists to think about sound — and helping neighborhoods imagine something better for their auditory environments.
Study: Boring Roads End Up With More Injuries For People Outside Cars
And beautiful roads report fewer.
Northern Disclosure: Canada’s Road Laws Could Help Save U.S. Lives
The U.S. would be safer if we implemented some of Canada's most common roadway laws — but the politics are complicated.
‘We’re Not Copenhagen’ Is No Excuse Not to Build a Great Biking And Walking City
A team of researchers identified eight under-the-radar cities leading the local active transportation revolution — and a menu of strategies that other communities can and should steal.
Is U.S. Transportation Policy Ready For The ‘Silver Tsunami’?
America's car-dependent communities and the legal system that creates them aren't prepared for the rising proportion of seniors who can't safely drive, a new book argues — and before the "silver tsunami" crashes down on us, we need to make reforms.
Study: Covid May Make Sick Drivers Worse Behind the Wheel
As evidence mounts that Covid affects our brains, one study suggests it could also affect our ability to drive safely.
How to Build a Better Sustainable Transportation Pilot
Pop-up projects and trial runs can build support for new street safety ideas and new alternatives to driving — or they can turn the public against a project before it even gets off the ground. A new study outlined how to avoid the most common pilot pitfalls.
Is ‘Walk Score’ Really Just a ‘White Score’?
A provocative new paper argues that one of America's most popular real estate tools is driving investment to predominantly white urban neighborhoods, without meaningfully expanding walkability for anyone else.









