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.

Denver Bans Downtown Food Trucks — Again
City officials say the controversial policy, first enacted in 2022, is an effort to reduce crime in the nightlife district.

USDOT Issues $1B in Road Safety Grants
The funding is aimed at helping cities plan and implement safety improvement projects to reduce road deaths and major crashes.

Federal Policies for Creating Permanent Affordable Housing
An Urban Institute analysis outlines three ways federal lawmakers can support housing programs that provide permanent affordable housing for the households that need it most.

Houston Transit Agencies Offer ‘Free Fare Fridays’ for Ozone Action Month
Harris County is one of several Texas counties that failed EPA standards for clean air in recent years.

How Effective Street Lighting Improves Women’s Mobility
A lack of effective lighting in streets, parks, and transit stations limits the places where many women and other vulnerable groups feel safe traveling at night.