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: Poor Air Quality Fuels COVID Transmission
Communities exposed to higher levels of air pollution experience higher rates of infection, particularly in areas with high population density.

The Four Design Teams Shortlisted for Quayside Redevelopment
After Alphabet-owned Sidewalk Labs dropped the project, Toronto is evaluating other proposals for redeveloping their waterfront.

Opinion: To Protect Biodiversity, Eliminate All Leaf Blowers
Electric and battery-powered leaf blowers have a reduced impact on pollution and human health, but our lawn care practices continue to harm plant and animal habitats.

Rural Areas Left Behind in Climate Adaptation Plans
While resources pour in for urban climate resilience projects, smaller communities often bear the brunt of extreme weather events.

Report: How The U.S. Could Meet Its 2030 Climate Goals
If policymakers don't take clear, immediate action, emissions reductions will fall short of the 50-52 percent goal set in Paris.