2021 Yes https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8225778/ Kennedy, Eric North America Observational Modeling Children Playgrounds Microclimate Environmental Environment and public health Recreation Both the technical report and the thermal comfort annex provide increased awareness and needed guidance for managing environmental conditions at playgrounds. Thermally safe and comfortable play spaces will help ensure that Canada’s playgrounds are designed to minimize environmental health risks for children.