ANALISI DELLA RISPOSTA DEL BIOMONITORAGGIO DI METALLI IN TRACCIA MEDIANTE L’UTILIZZO DI LICHENI IN CAMPAGNE DI STUDIO CONDOTTE IN CONDIZIONI CLIMATICHE DIFFERENTI

The results of a biomonitoring surveys carried on in Palermo using the accumulation of heavy metals in lichens, thalli of Xanthoria s.l. as indicators of air pollution are reported in this work. Beginning from the data of 38 simple sites shed on Palermo’s territory, has been developed a study of the air pollution in the centre of the town, the target of this work is to know the existing relationship between the concentration of heavy metals study area and the possible pollution sources as industry, shipyards, vehicles etc. In order to recuperate most information of the territory, the development of this work has been carried on with a new technology for the data management: the GIS (Geograp…