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.

'Fire Weather' Is Stoking More Extreme Wildfires
The number of annual 'fire weather' days has increased over the past 50 years, leading to deadlier and more massive fires in the West.

Opinion: Philly's Regional Transit Needs More Funding
The region's planning commission is pouring billions into highway widening projects while neglecting its public transit needs.

Scooter Laws That Could Also Apply to Drivers
E-scooters are governed by hundreds of regulations aimed at improving the safety of riders and pedestrians. Is it time to apply them to cars, too?

Report: D.C. Housing Too Decentralized
Over the last three decades, the D.C. region has seen the most development in far-flung exurbs disconnected from area jobs and transit networks.

To Build More Affordable Housing, Start With Narrower Streets
New research shows that reducing wasteful use of street space and eliminating overly wide streets would increase opportunities for housing development and higher density.