Abstract: An inductive-humidification and evaporative-cooling ventilation system comprising: means for generating a flow of air; a channel for conveying said flow of air, said channel comprising a plurality of inductive holes for transferring said flow of air into the environment, said channel further comprising at least one outflow mouth for expelling said flow of air, which has a three-dimensional structure open both at the back and at the front, and a fluid-thread straightener set at the rear end of said at least one outflow mouth, which recalls a flow of air from the environment surrounding said channel; and at least one humidification device for introducing nebulised water into the environment; wherein said at least one humidification device is set within said at least one diffusion mouth, and said plurality of holes are arranged in a number of rows aligned longitudinally along the ducts.