Traffic
Basics
Can the MUTCD Catch Up with the New Mobility Revolution?
Sure, amending the MUTCD is long overdue. But it's also time to set strong standards that go beyond actual street signage and into the digital realm, advocates say.
May 17, 2021
Calculator Shows How Many Cars Will Come To Your Town’s New Highway
A Colorado nonprofit has developed a calculator to help residents quantify how adding highway miles in their state will translate to more cars on the road, and they’re hoping advocates in other states will follow suit.
April 28, 2021
New Traffic Model Predicts How New Developments Will Affect Walkers
A new traffic forecasting model may soon give cities the tools they need to project how a proposed development will impact a pedestrian’s ability to get around — and rethink their decision if the stuff they want to build discourages people from walking.
April 26, 2021
OPINION: Time for Our Airports To Put Transit First

February 19, 2021
Study: Taking An App Taxi More than Doubles Your Roadway Impact
The average Uber or Lyft customer is responsible for adding more than twice as many car miles to his city's roads as he was before he started using app-taxis to get around.
January 23, 2021
Driving On The Rise In NYC Even As Lockdown Remains

May 14, 2020
How Bad Might the Post-Pandemic Carpocalypse Be?
Travel times will rise dramatically — and by as much as 42 minutes each way in San Francisco! — if cities don't encourage residents to return public buses and trains and stay out of their cars when the coronavirus pandemic is over.
May 5, 2020
Don’t Let U.S. Driving Levels Rebound After COVID-19
It's happening in China — but it's not inevitable here.
April 14, 2020
DATA DUMP: Total Driving is Down in All Major U.S. Cities
Americans are indeed driving less — up to 94 percent less in some places — as the global COVID-19 pandemic keeps people at home, but rural segments of the country are not doing their share to flatten the curve.
April 6, 2020
Op-Ed: Let’s Build a Network of ‘Quiet Streets’

March 30, 2020