Efforts have further been made, beginning in the 60's, to ring the major cities with green belts, filling in the cracks between the fingers, so to speak.
一些為提昇環境品質所做的努力，如建立「綠帶」，也大致依照疏散理論進行。荷蘭政府現正在西部海牙、鹿特丹、烏特涅克市之間，推動綠地串聯的工作，希望將手掌與手指間的縫隙填充且相互連接起來。