Study Validates 3-30-300 Urban Greening Rule, Says More Greenery Linked With Better Mental Health 08/12/2022 1 minute read Spread the love A new 3-30-300 thumb rule has quantified the amount of vegetation needed to boost public health About the Author View All Posts Post navigation Previous: For This Look, Sonam Kapoor Borrows Mom Sunita’s Jewellery; Husband Anand ReactsNext: Ace Your Winter Fashion Game with Inspiration From Nora Fatehi’s Latest Look