Measuring the 3-30-300 rule to help cities meet nature access thresholds. - Browning MHEM; Locke DH; Konijnendijk C; Labib SM; Rigolon A; Yeager R; Bardhan M; Berland A; Dadvand P; Helbich M; Li F; Li H; et al. (The Science of the total environment, 2024)