An ecological stability-oriented model for the conjunctive allocation of surface water and groundwater in oases in arid inland river basins

With the continuous development of the population and social economy, the spatial and temporal distribution of water resources in arid inland river basins is severely uneven, and there is a sharp contradiction between agricultural water use and ecological water use. Irrational development and utiliz...

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Autores principales: Zixu Qiao, Long Ma, Tingxi Liu, Xing Huang
Formato: article
Lenguaje:EN
Publicado: IWA Publishing 2021
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Acceso en línea:https://doaj.org/article/90f3212720354b7fa4a8c6a43ff42eb5
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spelling oai:doaj.org-article:90f3212720354b7fa4a8c6a43ff42eb52021-11-06T07:04:50ZAn ecological stability-oriented model for the conjunctive allocation of surface water and groundwater in oases in arid inland river basins1606-97491607-079810.2166/ws.2020.305https://doaj.org/article/90f3212720354b7fa4a8c6a43ff42eb52021-02-01T00:00:00Zhttp://ws.iwaponline.com/content/21/1/368https://doaj.org/toc/1606-9749https://doaj.org/toc/1607-0798With the continuous development of the population and social economy, the spatial and temporal distribution of water resources in arid inland river basins is severely uneven, and there is a sharp contradiction between agricultural water use and ecological water use. Irrational development and utilization of water resources has led to many problems, such as shrinking oases and drying lakes. To solve this problem, this study proposes a multiobjective, multiwater-source, ecological stability-oriented double-layer model for optimal allocation of water resources based on the large-scale system decomposition–coordination principle, the water balance principle, and a water supply and demand forecasting model. This model can resolve the contradiction between agricultural water use and ecological water use by optimizing and adjusting the crop planting structure, industrial structure, and the amount of water allocated to and groundwater level in each region and thereby achieve ecological stability and restoration of oases. The developed model was applied to the Heihe River Basin in an inland region of Northwest China. The long-term time series data of 2000–2016 were used to construct and calibrate the model. Finally, the practical ecological stability-oriented plan for conjunctive allocation of surface water and groundwater in different plan years was proposed. This model enriches the research results related to the conjunctive allocation of surface water and groundwater and provides a reference for the ecological restoration of oases in arid inland river basins.Zixu QiaoLong MaTingxi LiuXing HuangIWA Publishingarticlearid inland river basinconjunctive allocationecological stability-orientedgroundwatersurface waterWater supply for domestic and industrial purposesTD201-500River, lake, and water-supply engineering (General)TC401-506ENWater Supply, Vol 21, Iss 1, Pp 368-385 (2021)
institution DOAJ
collection DOAJ
language EN
topic arid inland river basin
conjunctive allocation
ecological stability-oriented
groundwater
surface water
Water supply for domestic and industrial purposes
TD201-500
River, lake, and water-supply engineering (General)
TC401-506
spellingShingle arid inland river basin
conjunctive allocation
ecological stability-oriented
groundwater
surface water
Water supply for domestic and industrial purposes
TD201-500
River, lake, and water-supply engineering (General)
TC401-506
Zixu Qiao
Long Ma
Tingxi Liu
Xing Huang
An ecological stability-oriented model for the conjunctive allocation of surface water and groundwater in oases in arid inland river basins
description With the continuous development of the population and social economy, the spatial and temporal distribution of water resources in arid inland river basins is severely uneven, and there is a sharp contradiction between agricultural water use and ecological water use. Irrational development and utilization of water resources has led to many problems, such as shrinking oases and drying lakes. To solve this problem, this study proposes a multiobjective, multiwater-source, ecological stability-oriented double-layer model for optimal allocation of water resources based on the large-scale system decomposition–coordination principle, the water balance principle, and a water supply and demand forecasting model. This model can resolve the contradiction between agricultural water use and ecological water use by optimizing and adjusting the crop planting structure, industrial structure, and the amount of water allocated to and groundwater level in each region and thereby achieve ecological stability and restoration of oases. The developed model was applied to the Heihe River Basin in an inland region of Northwest China. The long-term time series data of 2000–2016 were used to construct and calibrate the model. Finally, the practical ecological stability-oriented plan for conjunctive allocation of surface water and groundwater in different plan years was proposed. This model enriches the research results related to the conjunctive allocation of surface water and groundwater and provides a reference for the ecological restoration of oases in arid inland river basins.
format article
author Zixu Qiao
Long Ma
Tingxi Liu
Xing Huang
author_facet Zixu Qiao
Long Ma
Tingxi Liu
Xing Huang
author_sort Zixu Qiao
title An ecological stability-oriented model for the conjunctive allocation of surface water and groundwater in oases in arid inland river basins
title_short An ecological stability-oriented model for the conjunctive allocation of surface water and groundwater in oases in arid inland river basins
title_full An ecological stability-oriented model for the conjunctive allocation of surface water and groundwater in oases in arid inland river basins
title_fullStr An ecological stability-oriented model for the conjunctive allocation of surface water and groundwater in oases in arid inland river basins
title_full_unstemmed An ecological stability-oriented model for the conjunctive allocation of surface water and groundwater in oases in arid inland river basins
title_sort ecological stability-oriented model for the conjunctive allocation of surface water and groundwater in oases in arid inland river basins
publisher IWA Publishing
publishDate 2021
url https://doaj.org/article/90f3212720354b7fa4a8c6a43ff42eb5
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