On November 16, 2023, the inauguration of the semi-intensive green roof took place, covering the atrium of Building B of the Bioscientific Center of the Department of Agriculture, Food and Environment (Di3A) at the University of Catania, located at Via S. Sofia 100. This green roof has been described as the largest in Sicily created by a public administration, featuring characteristics of both intensive and extensive green roofs. It spans an area of 900 square meters and includes 1500 herbaceous or shrubby plants, 3 technologies with different substrates, 950 meters of dripping wings, 6300 self-compensating drippers, a multi-parametric weather station, and a rainwater monitoring system with 8 ultrasonic flow meters.