Use of Fertilizers in Agriculture: Individual Effective Dose Estimate

Natural radioactivity might be present in fertilizers above ordinary levels, in particular for <sup>40</sup>K and for the radionuclides of the <sup>238</sup>U series. A modeling evaluation of the individual effective dose deriving from the use of fertilizers in agriculture is...

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Main Authors: Raffaella Ugolini, Elena Caldognetto, Flavio Trotti
Format: Article
Language:English
Published: MDPI AG 2020-01-01
Series:Environments
Subjects:
Online Access:https://www.mdpi.com/2076-3298/7/1/7
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author Raffaella Ugolini
Elena Caldognetto
Flavio Trotti
author_facet Raffaella Ugolini
Elena Caldognetto
Flavio Trotti
author_sort Raffaella Ugolini
collection DOAJ
description Natural radioactivity might be present in fertilizers above ordinary levels, in particular for <sup>40</sup>K and for the radionuclides of the <sup>238</sup>U series. A modeling evaluation of the individual effective dose deriving from the use of fertilizers in agriculture is presented here. Dose assessment is useful in the transposition of Directive 2013/59/Euratom, which rules the individual exposure to commodities containing radionuclides of natural origin, such as fertilizers. The following input data have been considered for this study: the amount of fertilizers used in the region of Veneto and in Italy; the utilized agricultural area (to estimate the density of spread fertilizers); and, the average values of activity concentrations in fertilizers for <sup>40</sup>K and <sup>238</sup>U series radionuclides, derived from scientific literature. The individual effective dose was evaluated while using the Resrad calculation model, making assumptions on the characteristics of the interested soil. This study is focused on the region of Veneto, where the use of fertilizers is higher with respect to the rest of Italy, such providing a more conservative estimate of the individual effective dose to the population. The results show that the estimated individual effective dose values do not exceed few &#181;Sv per year. The category that most contributes to the dose is that of compound fertilizers and radon and <sup>40</sup>K are the most significant radionuclides.
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spelling doaj.art-1352170e42d34d778d9cf81f0633a5882022-12-22T04:20:18ZengMDPI AGEnvironments2076-32982020-01-0171710.3390/environments7010007environments7010007Use of Fertilizers in Agriculture: Individual Effective Dose EstimateRaffaella Ugolini0Elena Caldognetto1Flavio Trotti2Servizio Osservatorio Agenti Fisici, ARPAV, Via Dominutti 8, 37135 Verona, ItalyServizio Osservatorio Agenti Fisici, ARPAV, Via Dominutti 8, 37135 Verona, ItalyServizio Osservatorio Agenti Fisici, ARPAV, Via Dominutti 8, 37135 Verona, ItalyNatural radioactivity might be present in fertilizers above ordinary levels, in particular for <sup>40</sup>K and for the radionuclides of the <sup>238</sup>U series. A modeling evaluation of the individual effective dose deriving from the use of fertilizers in agriculture is presented here. Dose assessment is useful in the transposition of Directive 2013/59/Euratom, which rules the individual exposure to commodities containing radionuclides of natural origin, such as fertilizers. The following input data have been considered for this study: the amount of fertilizers used in the region of Veneto and in Italy; the utilized agricultural area (to estimate the density of spread fertilizers); and, the average values of activity concentrations in fertilizers for <sup>40</sup>K and <sup>238</sup>U series radionuclides, derived from scientific literature. The individual effective dose was evaluated while using the Resrad calculation model, making assumptions on the characteristics of the interested soil. This study is focused on the region of Veneto, where the use of fertilizers is higher with respect to the rest of Italy, such providing a more conservative estimate of the individual effective dose to the population. The results show that the estimated individual effective dose values do not exceed few &#181;Sv per year. The category that most contributes to the dose is that of compound fertilizers and radon and <sup>40</sup>K are the most significant radionuclides.https://www.mdpi.com/2076-3298/7/1/7fertilizerindividual effective dosenatural radioactivity
spellingShingle Raffaella Ugolini
Elena Caldognetto
Flavio Trotti
Use of Fertilizers in Agriculture: Individual Effective Dose Estimate
Environments
fertilizer
individual effective dose
natural radioactivity
title Use of Fertilizers in Agriculture: Individual Effective Dose Estimate
title_full Use of Fertilizers in Agriculture: Individual Effective Dose Estimate
title_fullStr Use of Fertilizers in Agriculture: Individual Effective Dose Estimate
title_full_unstemmed Use of Fertilizers in Agriculture: Individual Effective Dose Estimate
title_short Use of Fertilizers in Agriculture: Individual Effective Dose Estimate
title_sort use of fertilizers in agriculture individual effective dose estimate
topic fertilizer
individual effective dose
natural radioactivity
url https://www.mdpi.com/2076-3298/7/1/7
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AT elenacaldognetto useoffertilizersinagricultureindividualeffectivedoseestimate
AT flaviotrotti useoffertilizersinagricultureindividualeffectivedoseestimate