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.

How Did Transit Projects Fare in 2024?
A comprehensive list of public transit expansions and new lines that opened in 2024, and projections for 2025.

Cycling Doubles in Paris After Infrastructure Improvements
The city’s efforts to improve its bike infrastructure are paying off in spades.

DC Shelters Brace for Extreme Cold
Homeless service providers are conducting outreach to help bring people indoors ahead of a potentially life-threatening winter storm.

Miami’s Underline Linear Park Offers Recreation, Transportation, Conservation
A 10-mile park that runs under the Miami Metrorail is nearly complete and features bioswales for water conservation and public recreation facilities.

Accessibility and Car-Free Zones
Some critics of car-free zones call them exclusionary to people with disabilities, but other experts argue that, when properly planned, pedestrian enhancements improve safety and accessibility for everyone.