EVALUATION OF SOIL DIFFUSE CONTAMINATION IN VENICE REGION (ITALY)

Paolo Giandon, Andrea Dalla Rosa, Adriano Garlato & Francesca Ragazzi
A survey on the concentration of some metals and metalloids in soils of Veneto conducted on 2393 samples, of which 1363 topsoil (0-40 cm) and 1030 subsoil (70-100 cm), allowed to define the background values for the metals considered.Particularly for some metals and in areas of volcanic substrata these values were above certain threshold concentrations of contamination defined by the Italian environmental legislation. Some results of persistent organic pollutants monitoring inthe soils are reported and...