Volumetric and Impact-Oriented Water Footprint of Agricultural Crops: A Review

The Water Footprint (WFP) is an estimate of freshwater utilization in food production and its impacts on water resources by individuals, communities and industries. It is partitioned into green component that denotes rain water use, blue, ground and surface water, and grey, water used to assimilate...

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Autores principales: R. Deepa, Aavudai Anandhi, R. Alhashim
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Lenguaje:EN
Publicado: Elsevier 2021
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spelling oai:doaj.org-article:d50d103da0b447c0a050efade4e0201d2021-12-01T04:59:01ZVolumetric and Impact-Oriented Water Footprint of Agricultural Crops: A Review1470-160X10.1016/j.ecolind.2021.108093https://doaj.org/article/d50d103da0b447c0a050efade4e0201d2021-11-01T00:00:00Zhttp://www.sciencedirect.com/science/article/pii/S1470160X21007585https://doaj.org/toc/1470-160XThe Water Footprint (WFP) is an estimate of freshwater utilization in food production and its impacts on water resources by individuals, communities and industries. It is partitioned into green component that denotes rain water use, blue, ground and surface water, and grey, water used to assimilate the pollutant. In this study we try to review the current understanding of WFP concept from a volumetric and impact-oriented perspective. A meta-analysis was done from published peer reviewed literature related to the agricultural WFP of crops from google scholar database for the time frame 2006 to 2020. The results from the volumetric review shows the goal of nearly 60% of the studies is on the water consumption of crops, 62% of the studies focused on the three components of WFP and 80% of them used the WFP assessment methodology for its accounting. The progress of WFP research illustrates water scarcity or depletion is well explored compared to water degradation. However, after the emergence of ISO 14046, a stand-alone Life Cycle Assessment (LCA) method, scientific community started focusing on sustainability/impact assessment from a water degradation (eutrophication, ecotoxicity footprints) outlook. From the impact-oriented review on freshwater ecotoxicity, it is understood that majority of the studies use compartment models such us USEtox and ReCiPe methods for impact assessments using an egalitarian time frame. This review suggests the potential factors influencing the water impact indicators and guidance for comprehensive WFP assessment. Besides, future WFP assessments may consider the drivers of water, food and energy security for a complete understanding for water resource and environmental management decisionsR. DeepaAavudai AnandhiR. AlhashimElsevierarticleMeta-analysisCrop water useEnvironmental impactsFreshwater ecotoxicityWater depletionWater degradationEcologyQH540-549.5ENEcological Indicators, Vol 130, Iss , Pp 108093- (2021)
institution DOAJ
collection DOAJ
language EN
topic Meta-analysis
Crop water use
Environmental impacts
Freshwater ecotoxicity
Water depletion
Water degradation
Ecology
QH540-549.5
spellingShingle Meta-analysis
Crop water use
Environmental impacts
Freshwater ecotoxicity
Water depletion
Water degradation
Ecology
QH540-549.5
R. Deepa
Aavudai Anandhi
R. Alhashim
Volumetric and Impact-Oriented Water Footprint of Agricultural Crops: A Review
description The Water Footprint (WFP) is an estimate of freshwater utilization in food production and its impacts on water resources by individuals, communities and industries. It is partitioned into green component that denotes rain water use, blue, ground and surface water, and grey, water used to assimilate the pollutant. In this study we try to review the current understanding of WFP concept from a volumetric and impact-oriented perspective. A meta-analysis was done from published peer reviewed literature related to the agricultural WFP of crops from google scholar database for the time frame 2006 to 2020. The results from the volumetric review shows the goal of nearly 60% of the studies is on the water consumption of crops, 62% of the studies focused on the three components of WFP and 80% of them used the WFP assessment methodology for its accounting. The progress of WFP research illustrates water scarcity or depletion is well explored compared to water degradation. However, after the emergence of ISO 14046, a stand-alone Life Cycle Assessment (LCA) method, scientific community started focusing on sustainability/impact assessment from a water degradation (eutrophication, ecotoxicity footprints) outlook. From the impact-oriented review on freshwater ecotoxicity, it is understood that majority of the studies use compartment models such us USEtox and ReCiPe methods for impact assessments using an egalitarian time frame. This review suggests the potential factors influencing the water impact indicators and guidance for comprehensive WFP assessment. Besides, future WFP assessments may consider the drivers of water, food and energy security for a complete understanding for water resource and environmental management decisions
format article
author R. Deepa
Aavudai Anandhi
R. Alhashim
author_facet R. Deepa
Aavudai Anandhi
R. Alhashim
author_sort R. Deepa
title Volumetric and Impact-Oriented Water Footprint of Agricultural Crops: A Review
title_short Volumetric and Impact-Oriented Water Footprint of Agricultural Crops: A Review
title_full Volumetric and Impact-Oriented Water Footprint of Agricultural Crops: A Review
title_fullStr Volumetric and Impact-Oriented Water Footprint of Agricultural Crops: A Review
title_full_unstemmed Volumetric and Impact-Oriented Water Footprint of Agricultural Crops: A Review
title_sort volumetric and impact-oriented water footprint of agricultural crops: a review
publisher Elsevier
publishDate 2021
url https://doaj.org/article/d50d103da0b447c0a050efade4e0201d
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