Most scientists agree that climate change is responsible for increasingly high rainfall – and, as a consequence, for the growing risk of fl ooding worldwide. Effective drainage systems can play a pivotal role in limiting the damage caused through flooding. As a member of the internationally operating ACO Group, ACO Passavant SpA is specialized in high-performance drainage, separation and other water treatment systems that are used for emergency situations and a wide diversity of civil applications ranging from private homes to sports facilities.