On June 22, at 11:00, at “Antonio Michelato” room – “Ferruccio Mosetti” building - OGS – Borgo Grotta Gigante, Dr. Luca Centurioni (Scripps Institution of Oceanography – La Jolla, California, USA) will present the seminar: “Drifter Observations in the Cold Wakes of Tropical Cyclones”.