Technologies Employed in the Treatment of Water Contaminated with Glyphosate: A Review

Glyphosate [<i>N</i>-(phosphonomethyl)-glycine] is a herbicide with several commercial formulations that are used generally in agriculture for the control of various weeds. It is the most used pesticide in the world and comprises multiple constituents (coadjutants, salts, and others) tha...

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Main Authors: Patricio J. Espinoza-Montero, Carolina Vega-Verduga, Paulina Alulema-Pullupaxi, Lenys Fernández, Jose L. Paz
Format: Article
Language:English
Published: MDPI AG 2020-11-01
Series:Molecules
Subjects:
Online Access:https://www.mdpi.com/1420-3049/25/23/5550
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author Patricio J. Espinoza-Montero
Carolina Vega-Verduga
Paulina Alulema-Pullupaxi
Lenys Fernández
Jose L. Paz
author_facet Patricio J. Espinoza-Montero
Carolina Vega-Verduga
Paulina Alulema-Pullupaxi
Lenys Fernández
Jose L. Paz
author_sort Patricio J. Espinoza-Montero
collection DOAJ
description Glyphosate [<i>N</i>-(phosphonomethyl)-glycine] is a herbicide with several commercial formulations that are used generally in agriculture for the control of various weeds. It is the most used pesticide in the world and comprises multiple constituents (coadjutants, salts, and others) that help to effectively reach the action’s mechanism in plants. Due to its extensive and inadequate use, this herbicide has been frequently detected in water, principally in surface and groundwater nearest to agricultural areas. Its presence in the aquatic environment poses chronic and remote hazards to human health and the environment. Therefore, it becomes necessary to develop treatment processes to remediate aquatic environments polluted with glyphosate, its metabolites, and/or coadjutants. This review is focused on conventional and non-conventional water treatment processes developed for water polluted with glyphosate herbicide; it describes the fundamental mechanism of water treatment processes and their applications are summarized. It addressed biological processes (bacterial and fungi degradation), physicochemical processes (adsorption, membrane filtration), advanced oxidation processes—AOPs (photocatalysis, electrochemical oxidation, photo-electrocatalysis, among others) and combined water treatment processes. Finally, the main operating parameters and the effectiveness of treatment processes are analyzed, ending with an analysis of the challenges in this field of research.
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spelling doaj.art-9ae7b821f7384c5c8b5ec55cfaa9f20a2023-11-20T22:27:09ZengMDPI AGMolecules1420-30492020-11-012523555010.3390/molecules25235550Technologies Employed in the Treatment of Water Contaminated with Glyphosate: A ReviewPatricio J. Espinoza-Montero0Carolina Vega-Verduga1Paulina Alulema-Pullupaxi2Lenys Fernández3Jose L. Paz4Escuela de Ciencias Químicas, Pontificia Universidad Católica del Ecuador, Quito 17-01-2184, EcuadorEscuela de Ciencias Químicas, Pontificia Universidad Católica del Ecuador, Quito 17-01-2184, EcuadorEscuela de Ciencias Químicas, Pontificia Universidad Católica del Ecuador, Quito 17-01-2184, EcuadorEscuela de Ciencias Químicas, Pontificia Universidad Católica del Ecuador, Quito 17-01-2184, EcuadorDepartamento de Física, Escuela Politécnica Nacional, Ladrón de Guevara, Quito 17-12-866, EcuadorGlyphosate [<i>N</i>-(phosphonomethyl)-glycine] is a herbicide with several commercial formulations that are used generally in agriculture for the control of various weeds. It is the most used pesticide in the world and comprises multiple constituents (coadjutants, salts, and others) that help to effectively reach the action’s mechanism in plants. Due to its extensive and inadequate use, this herbicide has been frequently detected in water, principally in surface and groundwater nearest to agricultural areas. Its presence in the aquatic environment poses chronic and remote hazards to human health and the environment. Therefore, it becomes necessary to develop treatment processes to remediate aquatic environments polluted with glyphosate, its metabolites, and/or coadjutants. This review is focused on conventional and non-conventional water treatment processes developed for water polluted with glyphosate herbicide; it describes the fundamental mechanism of water treatment processes and their applications are summarized. It addressed biological processes (bacterial and fungi degradation), physicochemical processes (adsorption, membrane filtration), advanced oxidation processes—AOPs (photocatalysis, electrochemical oxidation, photo-electrocatalysis, among others) and combined water treatment processes. Finally, the main operating parameters and the effectiveness of treatment processes are analyzed, ending with an analysis of the challenges in this field of research.https://www.mdpi.com/1420-3049/25/23/5550glyphosateherbicidescommercial formulationwater pollutionwater treatment process
spellingShingle Patricio J. Espinoza-Montero
Carolina Vega-Verduga
Paulina Alulema-Pullupaxi
Lenys Fernández
Jose L. Paz
Technologies Employed in the Treatment of Water Contaminated with Glyphosate: A Review
Molecules
glyphosate
herbicides
commercial formulation
water pollution
water treatment process
title Technologies Employed in the Treatment of Water Contaminated with Glyphosate: A Review
title_full Technologies Employed in the Treatment of Water Contaminated with Glyphosate: A Review
title_fullStr Technologies Employed in the Treatment of Water Contaminated with Glyphosate: A Review
title_full_unstemmed Technologies Employed in the Treatment of Water Contaminated with Glyphosate: A Review
title_short Technologies Employed in the Treatment of Water Contaminated with Glyphosate: A Review
title_sort technologies employed in the treatment of water contaminated with glyphosate a review
topic glyphosate
herbicides
commercial formulation
water pollution
water treatment process
url https://www.mdpi.com/1420-3049/25/23/5550
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AT paulinaalulemapullupaxi technologiesemployedinthetreatmentofwatercontaminatedwithglyphosateareview
AT lenysfernandez technologiesemployedinthetreatmentofwatercontaminatedwithglyphosateareview
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