https://whyy.org/articles/philadelphia-heat-planter-benches-cooling-drexel-research/
Philly heat: Researchers test planter benches as solution - WHYY
Aug 29, 2023 - Citizen scientists and Drexel researchers are testing whether planter benches make summer heat in five Philly neighborhoods more bearable.
planter benchesas solutionphillyheatresearchers