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.

Study: D.C. Region Must Take Aggressive Steps To Reach Climate Goal
To achieve its stated emissions reduction goal, the Greater Washington area must sharply reduce driving and speed up the adoption of electric vehicles.

What States Can Learn From the Success of Maine's Downeaster Train
As Amtrak gears up to plan expansion projects supported by new federal funding, states can take some advocacy lessons from Maine's popular Downeaster train.

California Bill Could Ban Freeway Expansions in Underserved Neighborhoods
A proposed bill in the California State Legislature would bar the state from funding road construction in communities at risk for displacement and health impacts.

Pittsburgh Riverfront Development Could Include a Massive Ferris Wheel
A proposed mixed-use development on the Ohio River would enhance connections to the river and feature a Ferris wheel in tribute to the ride's inventor.

'Demodelphia' Hiring More Preservationists
To protect more historic properties from rampant demolition, Philadelphia is staffing up its historic preservation department.