3 Trees, 30% Canopy, 300m to a Park: The Rule Every City Needs
In 2021, urban forestry expert Cecil Konijnendijk introduced the 3–30–300 rule – a simple, research-backed formula for creating healthier, greener, and more liveable cities.
In 2021, urban forestry expert Cecil Konijnendijk introduced the 3–30–300 rule – a simple, research-backed formula for creating healthier, greener, and more liveable cities.