Challenges in the Application of Circular Economy Models to Agricultural By-Products: Pesticides in Spain as a Case Study

The income and residue production from agriculture has a strong impact in Spain. A circular economy and a bioeconomy are two alternative sustainable models that include the revalorization of agri-food by-products to recover healthy biomolecules. However, most crops are conventional, implying the use...

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Main Authors: Paz Otero, Javier Echave, Franklin Chamorro, Anton Soria-Lopez, Lucia Cassani, Jesus Simal-Gandara, Miguel A. Prieto, Maria Fraga-Corral
Format: Article
Language:English
Published: MDPI AG 2023-08-01
Series:Foods
Subjects:
Online Access:https://www.mdpi.com/2304-8158/12/16/3054
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author Paz Otero
Javier Echave
Franklin Chamorro
Anton Soria-Lopez
Lucia Cassani
Jesus Simal-Gandara
Miguel A. Prieto
Maria Fraga-Corral
author_facet Paz Otero
Javier Echave
Franklin Chamorro
Anton Soria-Lopez
Lucia Cassani
Jesus Simal-Gandara
Miguel A. Prieto
Maria Fraga-Corral
author_sort Paz Otero
collection DOAJ
description The income and residue production from agriculture has a strong impact in Spain. A circular economy and a bioeconomy are two alternative sustainable models that include the revalorization of agri-food by-products to recover healthy biomolecules. However, most crops are conventional, implying the use of pesticides. Hence, the reutilization of agri-food by-products may involve the accumulation of pesticides. Even though the waste-to-bioproducts trend has been widely studied, the potential accumulation of pesticides during by-product revalorization has been scarcely assessed. Therefore, in this study, the most common pesticides found in eight highly productive crops in Spain are evaluated according to the available published data, mainly from EFSA reports. Among these, oranges, berries and peppers showed an increasing tendency regarding pesticide exceedances. In addition, the adverse effects of pesticides on human and animal health and the environment were considered. Finally, a safety assessment was developed to understand if the reutilization of citrus peels to recover ascorbic acid (AA) would represent a risk to human health. The results obtained seem to indicate the safety of this by-product to recover AA concentrations to avoid scurvy (45 mg/day) and improve health (200 mg/day). Therefore, this work evaluates the potential risk of pesticide exposure through the revalorization of agri-food by-products using peels from citruses, one of the major agricultural crops in Spain, as a case study.
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spelling doaj.art-7b7fbd5513c94e3dae9709b4f3a481a52023-11-19T01:06:06ZengMDPI AGFoods2304-81582023-08-011216305410.3390/foods12163054Challenges in the Application of Circular Economy Models to Agricultural By-Products: Pesticides in Spain as a Case StudyPaz Otero0Javier Echave1Franklin Chamorro2Anton Soria-Lopez3Lucia Cassani4Jesus Simal-Gandara5Miguel A. Prieto6Maria Fraga-Corral7Nutrition and Bromatology Group, Department of Analytical Chemistry and Food Science, Faculty of Science, Universidade de Vigo, 32004 Ourense, SpainNutrition and Bromatology Group, Department of Analytical Chemistry and Food Science, Faculty of Science, Universidade de Vigo, 32004 Ourense, SpainNutrition and Bromatology Group, Department of Analytical Chemistry and Food Science, Faculty of Science, Universidade de Vigo, 32004 Ourense, SpainNutrition and Bromatology Group, Department of Analytical Chemistry and Food Science, Faculty of Science, Universidade de Vigo, 32004 Ourense, SpainNutrition and Bromatology Group, Department of Analytical Chemistry and Food Science, Faculty of Science, Universidade de Vigo, 32004 Ourense, SpainNutrition and Bromatology Group, Department of Analytical Chemistry and Food Science, Faculty of Science, Universidade de Vigo, 32004 Ourense, SpainNutrition and Bromatology Group, Department of Analytical Chemistry and Food Science, Faculty of Science, Universidade de Vigo, 32004 Ourense, SpainNutrition and Bromatology Group, Department of Analytical Chemistry and Food Science, Faculty of Science, Universidade de Vigo, 32004 Ourense, SpainThe income and residue production from agriculture has a strong impact in Spain. A circular economy and a bioeconomy are two alternative sustainable models that include the revalorization of agri-food by-products to recover healthy biomolecules. However, most crops are conventional, implying the use of pesticides. Hence, the reutilization of agri-food by-products may involve the accumulation of pesticides. Even though the waste-to-bioproducts trend has been widely studied, the potential accumulation of pesticides during by-product revalorization has been scarcely assessed. Therefore, in this study, the most common pesticides found in eight highly productive crops in Spain are evaluated according to the available published data, mainly from EFSA reports. Among these, oranges, berries and peppers showed an increasing tendency regarding pesticide exceedances. In addition, the adverse effects of pesticides on human and animal health and the environment were considered. Finally, a safety assessment was developed to understand if the reutilization of citrus peels to recover ascorbic acid (AA) would represent a risk to human health. The results obtained seem to indicate the safety of this by-product to recover AA concentrations to avoid scurvy (45 mg/day) and improve health (200 mg/day). Therefore, this work evaluates the potential risk of pesticide exposure through the revalorization of agri-food by-products using peels from citruses, one of the major agricultural crops in Spain, as a case study.https://www.mdpi.com/2304-8158/12/16/3054circular economybioeconomyagri-food by-productsbioactive compoundspesticidesfood safety
spellingShingle Paz Otero
Javier Echave
Franklin Chamorro
Anton Soria-Lopez
Lucia Cassani
Jesus Simal-Gandara
Miguel A. Prieto
Maria Fraga-Corral
Challenges in the Application of Circular Economy Models to Agricultural By-Products: Pesticides in Spain as a Case Study
Foods
circular economy
bioeconomy
agri-food by-products
bioactive compounds
pesticides
food safety
title Challenges in the Application of Circular Economy Models to Agricultural By-Products: Pesticides in Spain as a Case Study
title_full Challenges in the Application of Circular Economy Models to Agricultural By-Products: Pesticides in Spain as a Case Study
title_fullStr Challenges in the Application of Circular Economy Models to Agricultural By-Products: Pesticides in Spain as a Case Study
title_full_unstemmed Challenges in the Application of Circular Economy Models to Agricultural By-Products: Pesticides in Spain as a Case Study
title_short Challenges in the Application of Circular Economy Models to Agricultural By-Products: Pesticides in Spain as a Case Study
title_sort challenges in the application of circular economy models to agricultural by products pesticides in spain as a case study
topic circular economy
bioeconomy
agri-food by-products
bioactive compounds
pesticides
food safety
url https://www.mdpi.com/2304-8158/12/16/3054
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