Airborne multi-axis DOAS measurements of tropospheric SO2 plumes in the Po-valley, Italy
During the second FORMAT (FORMaldehyde as A Tracer of oxidation in the troposphere) campaign in 2003 the airborne multi-axis DOAS instrument (AMAXDOAS) performed scattered-light spectroscopic measurements of SO2 over the city of Mantova and the power plant Porto Tolle, both situated in the Po-valley, Northern Italy.The SO2 vertical columns and emis