People Rarely Leave 6-Mile Circle

In a study in Europe using cellphone GPS data, researchers discovered that people rarely leave a six-mile area around where they live. GPS cellphone data is being used for a host of urban planning studies like this.

The Planning Commissioners Journal looks at a handful of studies using cellphone GPS data, and discusses the merits (detailed travel information) and the drawbacks (personal privacy issues) of the technique.

"In Rome, they combined that information with GPS data from city public transportation to capture an ever-changing picture of the city's activity, from traffic jams to nightlife hotspots. The information, [MIT professor Carlo] Ratti says, 'could be useful to traffic planners, emergency planners and others.'"

Full Story: Tracking Cellphone Users Locations

Comments

Prepare for the AICP Exam

Join the thousands of students who have utilized the Planetizen AICP* Exam Preparation Class to prepare for the American Planning Association's AICP* exam.
Starting at $245
AICP CTP Storefont Display

The first online AICP* CTP exam prep class

Are you ready to take the AICP* Certified Transportation Planner exam?
Priced at $245 for May exam!
T-shirt with map of Chicago

Show your city pride

Men's Ultrasoft CityFabric© tees. Six cities available.
$23.00
Woman wearing city map tote bag

City Shoulder Totes - New Cities Added!

Durable CityFabric© shoulder tote bags available from 7 different cities.
$22.00