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.

Houston Office Park Continues Adaptive Reuse Trend
The former ConocoPhillips campus, built as a self-sufficient complex complete with a lagoon and fitness center, will be repurposed into a mixed-use waterfront development.

Madison Adopts ‘Complete Green Streets’ Plan
The new document consolidates the city’s Complete Streets projects with its sustainability plan, providing a flexible framework for comprehensive actions that focus on safety, sustainability, and equity.

Philadelphia to Add 10,000 Residents to Housing Voucher Wait List
After a decade-long delay, the city is taking new voucher applications. But for recipients, a voucher doesn’t guarantee they’ll find housing.

New Map Deepens Understanding of Cross-Border Aquifers
A new analysis of U.S. and Mexico groundwater supplies reveals 72 aquifers shared between the two countries.

Proposed San Diego Code Update Seeks to Increase Density Near Transit
A set of proposed updates to the city’s development code would expand TOD zones and encourage more backyard dwellings.