A green roof has been installed on New York’s most iconic skyscraper, The Empire State Building. The 381-metre office tower now includes four Xero Flor Green Roofs that cover 9,100 square feet across three floors.

The two largest green roof areas are on the 21st floor, feature outdoor furniture in a patio-inspired space and are open to office occupants. The smaller roof sections are on the 25th and 30th floor. The Xero Flor system used for the roof is made from lightweight pre-vegetated mats that…