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.

Proposed Colorado Rule Calls for Mitigating Climate Effects of Road Projects
State and local agencies would be tasked with evaluating and offsetting the carbon emissions caused by new transportation projects.

Report: Skyscrapers a Driving Factor of the Urban Heat Island Effect
As cities build upwards in an effort to create more housing and increase walkability, research shows that tall buildings intensify heat and contribute to increased carbon emissions.

Study: Bike Lanes Don't Cause Displacement
A longitudinal study shows that bike facilities don't precede neighborhood change or displacement of residents.

Rental Assistance Still Not Reaching Tenants in Need
Federal funds meant to help renters during the pandemic are still stuck in bureaucratic limbo as the end of the latest eviction moratorium looms in early October.

Federal Government Declares Water Shortage as Lake Mead Reaches Critical Low
The first-of-its-kind declaration triggers major water cutbacks for Arizona farmers and reduced allocations for Nevada and Mexico.