“…Spalding and Sackett, 1972;Zielinski et al, 1997). Therefore, it is not possible to exclude that, over the long period, a prolonged use of fertilizers containing natural radionuclides might induce significant radiological impacts on the environment (Eisenbud and Gesell, 1997;Ioannides et al, 1997;Sam et al, 1999). Impacts clearly depend upon conditions of fertilizer addition and whilst not impacting on radiological dose they may impact through exceeding of other regulatory drivers.…”