[1][2] He collaborated with Umberto Nobile and participated in the preparation and shipment of the dirigible Italia to the North Pole, which was lost in the fleeting flight of 1928 on the polar banchisa (pack ice).
Trojani was one of the survivors of the disaster and, along with his comrades, was saved on the arctic pack after 48 days spent sheltering in the famous Red Tent, which he designed.
Trojani's interest began at the age of 11, on 24 May 1908, watching Léon Delagrange's first attempt to fly in Rome, from the opposite bank of the Tiber.
It was renamed in 1927 by Umberto Nobile, first of all crew members, to contribute to the creation and to participate in the airship Italy, which collaborated with designing and assembly, to the North Pole.
He was contacted in 1960 by the American psychiatrist George Simmons, at that time looking for information for its volume Target: Arctic, In which he analyzes the psychology of participants in the trip to the North Pole.