Diana is a writer and urbanist passionate about public space, historical memory, and transportation equity. Prior to joining Planetizen, she started and managed a farmers' market and worked as a transportation planner in the bike share industry. She is Planetizen's editor as of January 2022.

Milwaukee County Transit Launches New Fare Collection System and Fare Caps
Adult fares will be capped at $4 per day or $72 per month under the new system.

Immigration Grows, Population Drops in Many U.S. Counties
International immigration to the country’s most populous areas tripled even as major metropolitan areas continued to lose population.

Maps: How Much of Your City is Parking?
The percentage of land dedicated to parking in the central districts of major U.S. cities ranges from 4 percent to as much as 42 percent.

San Francisco Rents Cheaper Now Than in 2020
Though ‘cheap’ is a relative term.

Study: Seattle’s Lower Speed Limits Reduced Crash Injuries
A change in the city’s speed limits has been shown to reduce the likelihood of injuries during collisions.