The 8th World Water Forum (8th Forum) held in Brazil was the biggest in history, with the articipation of approximately 120,000 people, exceeding by 75% the public of previous editions. It cost 15% less than expected under the Memorandum of Understanding signed by Brazil and the

World Water Council and in comparison with the cost of preceding editions. Direct and indirect return on the investment exceeded expectations, and the event certainly reached its main objective: to put water at the top of the political and international agenda, in addition to highlighting the need for the rational, sustainable use of water.