The project of the Urban Security Center in Milan, which prefers innovative, ecological and environmentally friendly materials, wants to communicate efficiency, innovation, technology, identity, modernity and flexibility, as well as meeting the needs of users in terms of environmental comfort. The perimeter closing walls of the two most significant buildings are built towards the outside of the lot with an insulated corrugated sheet panel, while towards the interior of the area with entirely glazed curtain walls, or interspersed with full colored panels. sunshade protected. The hydroponic green roof allows the vegetation to be used as a thermo-regulating element that favors energy saving.