The water-agro-food system: upscaling from the Seine river basin to the global scale

Starting from the study of the major impacts of human activity in the Seine river basin on ground- and surface water quality, due to domestic and industrial wastewater and to intensive agricultural practices, a research framework was developed, combining the analysis of the agricultural systems, the...

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Main Authors: Billen, Gilles, Garnier, Josette
Format: Article
Language:English
Published: Académie des sciences 2022-09-01
Series:Comptes Rendus. Géoscience
Subjects:
Online Access:https://comptes-rendus.academie-sciences.fr/geoscience/articles/10.5802/crgeos.141/
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author Billen, Gilles
Garnier, Josette
author_facet Billen, Gilles
Garnier, Josette
author_sort Billen, Gilles
collection DOAJ
description Starting from the study of the major impacts of human activity in the Seine river basin on ground- and surface water quality, due to domestic and industrial wastewater and to intensive agricultural practices, a research framework was developed, combining the analysis of the agricultural systems, their connection to food requirement by local population and trade exchanges with other regions or countries, as well as the losses to the hydrosphere and atmosphere in terms of nitrogen, phosphorus, silica and carbon, and their associated environmental problems. From the Seine basin regional scale, the concept of water agro-food system was enlarged to the national, European and global scales. Coupling the GRAFS approach (Generalized Representation of Agro-Food Systems) to the Riverstrahler model (a biogeochemical drainage network model), allowed to make the link between the different issues of food production, river water quality and nutrient delivery to the coastal zone, as well as to develop an indicator of the risk for coastal water eutrophication (ICEP) now being included as an indicator for the United Nation Sustainable Development Goal (SDG) 14.
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spelling doaj-art-30c7242c37a946e0a61eaeebd0beeee02025-02-07T10:40:14ZengAcadémie des sciencesComptes Rendus. Géoscience1778-70252022-09-01355S130131510.5802/crgeos.14110.5802/crgeos.141The water-agro-food system: upscaling from the Seine river basin to the global scaleBillen, Gilles0https://orcid.org/0000-0003-4413-4169Garnier, Josette1https://orcid.org/0000-0001-9416-9242Sorbonne Université, CNRS EPHE, Umr Metis 7619, 4 place Jussieu, 75005, Paris, FranceSorbonne Université, CNRS EPHE, Umr Metis 7619, 4 place Jussieu, 75005, Paris, FranceStarting from the study of the major impacts of human activity in the Seine river basin on ground- and surface water quality, due to domestic and industrial wastewater and to intensive agricultural practices, a research framework was developed, combining the analysis of the agricultural systems, their connection to food requirement by local population and trade exchanges with other regions or countries, as well as the losses to the hydrosphere and atmosphere in terms of nitrogen, phosphorus, silica and carbon, and their associated environmental problems. From the Seine basin regional scale, the concept of water agro-food system was enlarged to the national, European and global scales. Coupling the GRAFS approach (Generalized Representation of Agro-Food Systems) to the Riverstrahler model (a biogeochemical drainage network model), allowed to make the link between the different issues of food production, river water quality and nutrient delivery to the coastal zone, as well as to develop an indicator of the risk for coastal water eutrophication (ICEP) now being included as an indicator for the United Nation Sustainable Development Goal (SDG) 14.https://comptes-rendus.academie-sciences.fr/geoscience/articles/10.5802/crgeos.141/River basinWater qualityAgro-food systemModellingNutrientsICEP indicator
spellingShingle Billen, Gilles
Garnier, Josette
The water-agro-food system: upscaling from the Seine river basin to the global scale
Comptes Rendus. Géoscience
River basin
Water quality
Agro-food system
Modelling
Nutrients
ICEP indicator
title The water-agro-food system: upscaling from the Seine river basin to the global scale
title_full The water-agro-food system: upscaling from the Seine river basin to the global scale
title_fullStr The water-agro-food system: upscaling from the Seine river basin to the global scale
title_full_unstemmed The water-agro-food system: upscaling from the Seine river basin to the global scale
title_short The water-agro-food system: upscaling from the Seine river basin to the global scale
title_sort water agro food system upscaling from the seine river basin to the global scale
topic River basin
Water quality
Agro-food system
Modelling
Nutrients
ICEP indicator
url https://comptes-rendus.academie-sciences.fr/geoscience/articles/10.5802/crgeos.141/
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