Integrated water resources management approach in mitigating the potential impacts of climate change on hydrology in Gurara reservoir catchment, Northwest Nigeria

<p>The strategies and actions in the management of African River Basins in a warming climate environment have been studied. Using the Gurara Reservoir Catchment in North-West Nigeria as a case study, summations were proposed using hypothetical climate scenarios considering the Global Climate M...

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Autores principales: I.-F. Oseke, G. K. Anornu, K. A. Adjei, M. O. Eduvie
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Lenguaje:EN
Publicado: Copernicus Publications 2021
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spelling oai:doaj.org-article:9679fcb9611a4db2a0bbea9c0b11a60d2021-11-16T07:30:09ZIntegrated water resources management approach in mitigating the potential impacts of climate change on hydrology in Gurara reservoir catchment, Northwest Nigeria10.5194/piahs-384-355-20212199-89812199-899Xhttps://doaj.org/article/9679fcb9611a4db2a0bbea9c0b11a60d2021-11-01T00:00:00Zhttps://piahs.copernicus.org/articles/384/355/2021/piahs-384-355-2021.pdfhttps://doaj.org/toc/2199-8981https://doaj.org/toc/2199-899X<p>The strategies and actions in the management of African River Basins in a warming climate environment have been studied. Using the Gurara Reservoir Catchment in North-West Nigeria as a case study, summations were proposed using hypothetical climate scenarios considering the Global Climate Models prediction and linear trend of the data. Four (4) proposed scenarios of temperature increase (1 % and 2 %) coupled with a decrease in precipitation of (<span class="inline-formula">−</span>5 % and <span class="inline-formula">−</span>10 %) were combined and applied for the study area. The Water Evaluation and Planning Tool was used to model and evaluates the impact of the earth's rising temperature and declining rainfall on the hydrology and availability of water by investigating its resilience to climate change. Modelling results indicate a reduction in available water within the study area from 4.3 % to 3.5 % compared to the baseline with no climate change scenario, revealing the current water management strategy as not sustainable, uncoordinated, and resulting in overexploitation. The findings could assist in managing future water resources in the catchment by accentuating the need to put in place appropriate adaptation measures to foster resilience to climate change. Practically, it is pertinent to shape more effective policies and regulations within catchments for effective water resources management in reducing water shortage as well as achieving downstream water needs and power benefit in thefuture, while also allowing flexibility in the operation of a reservoir with the ultimate goal of adapting to climate change.</p>I.-F. OsekeG. K. AnornuK. A. AdjeiM. O. EduvieCopernicus PublicationsarticleEnvironmental sciencesGE1-350GeologyQE1-996.5ENProceedings of the International Association of Hydrological Sciences, Vol 384, Pp 355-361 (2021)
institution DOAJ
collection DOAJ
language EN
topic Environmental sciences
GE1-350
Geology
QE1-996.5
spellingShingle Environmental sciences
GE1-350
Geology
QE1-996.5
I.-F. Oseke
G. K. Anornu
K. A. Adjei
M. O. Eduvie
Integrated water resources management approach in mitigating the potential impacts of climate change on hydrology in Gurara reservoir catchment, Northwest Nigeria
description <p>The strategies and actions in the management of African River Basins in a warming climate environment have been studied. Using the Gurara Reservoir Catchment in North-West Nigeria as a case study, summations were proposed using hypothetical climate scenarios considering the Global Climate Models prediction and linear trend of the data. Four (4) proposed scenarios of temperature increase (1 % and 2 %) coupled with a decrease in precipitation of (<span class="inline-formula">−</span>5 % and <span class="inline-formula">−</span>10 %) were combined and applied for the study area. The Water Evaluation and Planning Tool was used to model and evaluates the impact of the earth's rising temperature and declining rainfall on the hydrology and availability of water by investigating its resilience to climate change. Modelling results indicate a reduction in available water within the study area from 4.3 % to 3.5 % compared to the baseline with no climate change scenario, revealing the current water management strategy as not sustainable, uncoordinated, and resulting in overexploitation. The findings could assist in managing future water resources in the catchment by accentuating the need to put in place appropriate adaptation measures to foster resilience to climate change. Practically, it is pertinent to shape more effective policies and regulations within catchments for effective water resources management in reducing water shortage as well as achieving downstream water needs and power benefit in thefuture, while also allowing flexibility in the operation of a reservoir with the ultimate goal of adapting to climate change.</p>
format article
author I.-F. Oseke
G. K. Anornu
K. A. Adjei
M. O. Eduvie
author_facet I.-F. Oseke
G. K. Anornu
K. A. Adjei
M. O. Eduvie
author_sort I.-F. Oseke
title Integrated water resources management approach in mitigating the potential impacts of climate change on hydrology in Gurara reservoir catchment, Northwest Nigeria
title_short Integrated water resources management approach in mitigating the potential impacts of climate change on hydrology in Gurara reservoir catchment, Northwest Nigeria
title_full Integrated water resources management approach in mitigating the potential impacts of climate change on hydrology in Gurara reservoir catchment, Northwest Nigeria
title_fullStr Integrated water resources management approach in mitigating the potential impacts of climate change on hydrology in Gurara reservoir catchment, Northwest Nigeria
title_full_unstemmed Integrated water resources management approach in mitigating the potential impacts of climate change on hydrology in Gurara reservoir catchment, Northwest Nigeria
title_sort integrated water resources management approach in mitigating the potential impacts of climate change on hydrology in gurara reservoir catchment, northwest nigeria
publisher Copernicus Publications
publishDate 2021
url https://doaj.org/article/9679fcb9611a4db2a0bbea9c0b11a60d
work_keys_str_mv AT ifoseke integratedwaterresourcesmanagementapproachinmitigatingthepotentialimpactsofclimatechangeonhydrologyingurarareservoircatchmentnorthwestnigeria
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AT kaadjei integratedwaterresourcesmanagementapproachinmitigatingthepotentialimpactsofclimatechangeonhydrologyingurarareservoircatchmentnorthwestnigeria
AT moeduvie integratedwaterresourcesmanagementapproachinmitigatingthepotentialimpactsofclimatechangeonhydrologyingurarareservoircatchmentnorthwestnigeria
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