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.

Manhattan Congestion Pricing Could Start in 2023
The Metropolitan Transportation Authority has resubmitted its environmental impact assessment to federal officials, who sent the agency over 400 additional questions earlier this year.

Whitefish ADU Ordinance Could Ease Housing Crunch
Recently approved revisions to the city’s accessory dwelling unit regulations prioritize long-term rentals to increase housing affordability for local renters.

San Jose Begins Lowering Speed Limits
Thanks to a state bill, California cities can reduce speed limits on city streets by 5 miles per hour to improve traffic safety.

Tucson Development Boom Threatens Displacement of Longtime Residents
Median rent in Tucson rose by 30 percent since a year ago, prompting fears of displacement among many residents struggling to afford housing.

Opinion: Accessory Dwelling Units Will Benefit San Antonio
As the city considers loosening regulations on accessory dwelling units, one writer argues that the reforms would boost affordable housing and provide more options for changing household needs.