Hydrologic flow regimes in humid tropics river basin

The study is carried out to understand the impact of the land-use change in terms of alteration in flow regimes, which are understood to be a leading cause of ecological and environmental deterioration in riverine systems. Meenachil river in the humid tropical region of Kerala, India, is one of a ki...

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Autores principales: Gajendran Chellaiah, Daniel Biju Eazon
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Lenguaje:EN
Publicado: IWA Publishing 2021
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Acceso en línea:https://doaj.org/article/5402b3585f9441e3aeb991ed6b12c03e
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spelling oai:doaj.org-article:5402b3585f9441e3aeb991ed6b12c03e2021-12-02T07:41:00ZHydrologic flow regimes in humid tropics river basin0273-12231996-973210.2166/wst.2021.357https://doaj.org/article/5402b3585f9441e3aeb991ed6b12c03e2021-11-01T00:00:00Zhttp://wst.iwaponline.com/content/84/10-11/3143https://doaj.org/toc/0273-1223https://doaj.org/toc/1996-9732The study is carried out to understand the impact of the land-use change in terms of alteration in flow regimes, which are understood to be a leading cause of ecological and environmental deterioration in riverine systems. Meenachil river in the humid tropical region of Kerala, India, is one of a kind river with human settlement along the banks for all its 78 kms of flow through the Kottayam District. The analysis of streamflow from four stream gauge stations was done using Range Variability Approach. The analysis was down as a two-time period analysis with the parametric approach with the period separation taken according to prior studies on land-use change. The analysis shows a high degree of alteration, which can be attributed to the land-use change and can be understood as the root cause for the deterioration of water quality and also the ecological distress, which is well documented in the downstream and watershed regions of the river. HIGHLIGHTS Anthropogenic changes in tropical river basins.; Extreme water conditions.; Modification Indicators Hydrological study.; Environmental flow components.; Flooding and its repercussions.;Gajendran ChellaiahDaniel Biju EazonIWA Publishingarticleenvironmental flowhumid tropicshydrologic alterationsland-use changerange variabilityEnvironmental technology. Sanitary engineeringTD1-1066ENWater Science and Technology, Vol 84, Iss 10-11, Pp 3143-3154 (2021)
institution DOAJ
collection DOAJ
language EN
topic environmental flow
humid tropics
hydrologic alterations
land-use change
range variability
Environmental technology. Sanitary engineering
TD1-1066
spellingShingle environmental flow
humid tropics
hydrologic alterations
land-use change
range variability
Environmental technology. Sanitary engineering
TD1-1066
Gajendran Chellaiah
Daniel Biju Eazon
Hydrologic flow regimes in humid tropics river basin
description The study is carried out to understand the impact of the land-use change in terms of alteration in flow regimes, which are understood to be a leading cause of ecological and environmental deterioration in riverine systems. Meenachil river in the humid tropical region of Kerala, India, is one of a kind river with human settlement along the banks for all its 78 kms of flow through the Kottayam District. The analysis of streamflow from four stream gauge stations was done using Range Variability Approach. The analysis was down as a two-time period analysis with the parametric approach with the period separation taken according to prior studies on land-use change. The analysis shows a high degree of alteration, which can be attributed to the land-use change and can be understood as the root cause for the deterioration of water quality and also the ecological distress, which is well documented in the downstream and watershed regions of the river. HIGHLIGHTS Anthropogenic changes in tropical river basins.; Extreme water conditions.; Modification Indicators Hydrological study.; Environmental flow components.; Flooding and its repercussions.;
format article
author Gajendran Chellaiah
Daniel Biju Eazon
author_facet Gajendran Chellaiah
Daniel Biju Eazon
author_sort Gajendran Chellaiah
title Hydrologic flow regimes in humid tropics river basin
title_short Hydrologic flow regimes in humid tropics river basin
title_full Hydrologic flow regimes in humid tropics river basin
title_fullStr Hydrologic flow regimes in humid tropics river basin
title_full_unstemmed Hydrologic flow regimes in humid tropics river basin
title_sort hydrologic flow regimes in humid tropics river basin
publisher IWA Publishing
publishDate 2021
url https://doaj.org/article/5402b3585f9441e3aeb991ed6b12c03e
work_keys_str_mv AT gajendranchellaiah hydrologicflowregimesinhumidtropicsriverbasin
AT danielbijueazon hydrologicflowregimesinhumidtropicsriverbasin
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