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.

Amtrak Introduces ‘Renewable Diesel’ on Pacific Surfliner
The California train will begin using fuel made from used cooking oil and other non-fossil fuel sources.

San Francisco Moves to Ban Right Turns on Red
The policy is common in many countries, New York City, and other dense urban areas with high numbers of pedestrians and cyclists.

Finding Beauty in Adaptive Reuse
The summer issue of Metropolis Magazine calls on designers to embrace the beauty in circularity.

Opinion: ADUs Are Not the Solution to the Housing Crisis
One writer argues that backyard homes can hinder community-building and relegate some residents to the shadows.

Connecticut Approves $1.1 Billion in Transit Funding
The state bond funding unlocks up to $2.5 billion in federal transportation funds.