Impact assessment of climate change on hydro-climatic conditions of arid and semi-arid watersheds (case study: Zoshk-Abardeh watershed, Iran)
The hydrologic cycle in the river basins of semi-arid regions is severely influenced by climate change. The aim of this study is to assess the impact of climate change on the hydro-climatic condition in Zoshk-Abardeh watershed in eastern Iran. The Soil and Water Assessment Tool (SWAT) was calibrated...
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IWA Publishing
2021
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oai:doaj.org-article:2dec122985504dafb68f9ce4ceb5ffdd2021-11-05T18:31:22ZImpact assessment of climate change on hydro-climatic conditions of arid and semi-arid watersheds (case study: Zoshk-Abardeh watershed, Iran)2040-22442408-935410.2166/wcc.2020.224https://doaj.org/article/2dec122985504dafb68f9ce4ceb5ffdd2021-03-01T00:00:00Zhttp://jwcc.iwaponline.com/content/12/2/580https://doaj.org/toc/2040-2244https://doaj.org/toc/2408-9354The hydrologic cycle in the river basins of semi-arid regions is severely influenced by climate change. The aim of this study is to assess the impact of climate change on the hydro-climatic condition in Zoshk-Abardeh watershed in eastern Iran. The Soil and Water Assessment Tool (SWAT) was calibrated using the Sequential Uncertainty Fitting – Version 2 (SUFI-2) algorithm to improve the simulation results of the runoff. The Model for Interdisciplinary Research on Climate-Earth System Models (MIROC-ESM) was used to investigate the effects of climate change on hydro-climatic components under the representative concentration pathway scenarios (RCPs: 2.6, 4.5, 6.0, and 8.5) and in near- (2014–2042), mid- (2042–2071), and far- (2072–2100) futures. The temperature component under the RCP4.5 and RCP6.0 during the near- and mid-future intervals and the far-future period (for RCP6.0) indicated a significant rising trend. The rainfall parameter in all RCPs and future intervals showed an insignificant descending trend. Runoff alterations under the RCP4.5 amid the mid- to far-future intervals and under the RCP8.5 throughout the far-future period trailed a significant descending trend. The results determined that the temperature will track an upward tendency, while precipitation and runoff will follow a descending trend in this watershed by the end of the 21st century.Mohadese RahimpourMohamad TajbakhshHadi MemarianAmirhosein Aghakhani AfsharIWA Publishingarticleclimate changemiroc-esmrainfallrunoffswattemperatureEnvironmental technology. Sanitary engineeringTD1-1066Environmental sciencesGE1-350ENJournal of Water and Climate Change, Vol 12, Iss 2, Pp 580-595 (2021) |
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climate change miroc-esm rainfall runoff swat temperature Environmental technology. Sanitary engineering TD1-1066 Environmental sciences GE1-350 |
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climate change miroc-esm rainfall runoff swat temperature Environmental technology. Sanitary engineering TD1-1066 Environmental sciences GE1-350 Mohadese Rahimpour Mohamad Tajbakhsh Hadi Memarian Amirhosein Aghakhani Afshar Impact assessment of climate change on hydro-climatic conditions of arid and semi-arid watersheds (case study: Zoshk-Abardeh watershed, Iran) |
| description |
The hydrologic cycle in the river basins of semi-arid regions is severely influenced by climate change. The aim of this study is to assess the impact of climate change on the hydro-climatic condition in Zoshk-Abardeh watershed in eastern Iran. The Soil and Water Assessment Tool (SWAT) was calibrated using the Sequential Uncertainty Fitting – Version 2 (SUFI-2) algorithm to improve the simulation results of the runoff. The Model for Interdisciplinary Research on Climate-Earth System Models (MIROC-ESM) was used to investigate the effects of climate change on hydro-climatic components under the representative concentration pathway scenarios (RCPs: 2.6, 4.5, 6.0, and 8.5) and in near- (2014–2042), mid- (2042–2071), and far- (2072–2100) futures. The temperature component under the RCP4.5 and RCP6.0 during the near- and mid-future intervals and the far-future period (for RCP6.0) indicated a significant rising trend. The rainfall parameter in all RCPs and future intervals showed an insignificant descending trend. Runoff alterations under the RCP4.5 amid the mid- to far-future intervals and under the RCP8.5 throughout the far-future period trailed a significant descending trend. The results determined that the temperature will track an upward tendency, while precipitation and runoff will follow a descending trend in this watershed by the end of the 21st century. |
| format |
article |
| author |
Mohadese Rahimpour Mohamad Tajbakhsh Hadi Memarian Amirhosein Aghakhani Afshar |
| author_facet |
Mohadese Rahimpour Mohamad Tajbakhsh Hadi Memarian Amirhosein Aghakhani Afshar |
| author_sort |
Mohadese Rahimpour |
| title |
Impact assessment of climate change on hydro-climatic conditions of arid and semi-arid watersheds (case study: Zoshk-Abardeh watershed, Iran) |
| title_short |
Impact assessment of climate change on hydro-climatic conditions of arid and semi-arid watersheds (case study: Zoshk-Abardeh watershed, Iran) |
| title_full |
Impact assessment of climate change on hydro-climatic conditions of arid and semi-arid watersheds (case study: Zoshk-Abardeh watershed, Iran) |
| title_fullStr |
Impact assessment of climate change on hydro-climatic conditions of arid and semi-arid watersheds (case study: Zoshk-Abardeh watershed, Iran) |
| title_full_unstemmed |
Impact assessment of climate change on hydro-climatic conditions of arid and semi-arid watersheds (case study: Zoshk-Abardeh watershed, Iran) |
| title_sort |
impact assessment of climate change on hydro-climatic conditions of arid and semi-arid watersheds (case study: zoshk-abardeh watershed, iran) |
| publisher |
IWA Publishing |
| publishDate |
2021 |
| url |
https://doaj.org/article/2dec122985504dafb68f9ce4ceb5ffdd |
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