Liuzhou, a city in southern China, is pioneering the world’s first Vertical Forest City — a bold rethink of urban life in regions facing heavy pollution. Designed by Italian architect Stefano Boeri, the project integrates more than 40,000 trees and around one million plants directly into residential and commercial buildings. This large-scale green architecture is designed to absorb carbon dioxide and pollutants, with estimates suggesting it could remove about 10,000 tons of CO₂ and 57 tons of ai