HouseFresh released "The World’s Best and Worst Towns and Cities for Clean Air in 2022," ranking highest and lowest around the globe.

Air quality map of city marathon identifies pollution hotspots, helping improve conditions for runners As part of the final ...

The clean energy road map — crafted by the nonprofit Los Angeles Cleantech Incubator and endorsed by city and county officials, state agencies and utility company Southern California Edison ...

We spoke with Jih, a 2021 Grist 50 honoree, about how data can unify local governments, residents, and advocacy groups as they work toward a common goal of clean, green, and just cities. Her ...