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.

Analysis: Localized Upzoning Less Effective
Changing zoning rules for a small number of parcels can increase land values and housing costs without boosting the housing supply.

Amtrak Breaks Ridership Record in FY 2024
More Americans than ever rode the rails last year, also bringing the agency its highest ticket revenue.

Commentary: Colorado Will Forge Ahead With Conservation Work
While federal policy may become less friendly to environmental efforts, support from state legislators and agencies can prevent the state from backsliding.

DeKalb County Launches Housing Assistance Program
The $13 million initiative will support local organizations providing wrap-around services and housing assistance to residents at risk of eviction or experiencing homelessness.

Santa Monica Lowers Speed Limits
Posted speed limits will be reduced by 5 miles per hour on dozens of the city’s streets.