The Guardian: How a radical experiment to bring a forest into a preschool transformed children’s health

The more natural we become the healthier we and the planet become.

“In Finland, kindergartens are exposing children to more mud, wild plants and moss – and finding changes to their health that show how crucial biodiversity is to wellbeing.”

By Phoebe Weston. Photographs by Liisa Takala

https://www.theguardian.com/environment/2025/oct/29/soil-sandpit-children-dirty-biodiversity-finnish-nurseries-research-microbes-bacteria-aoe