Rapid Geomorphic Assessment and survey of change of Babol River in Babol city, Mazandaran province

Urbanization modifies river systems more than other human activity. Urban streams adjust channel morphology as a consequence of urbanization. In this paper, effects of urbanization on Babol River, survey using with Rapid Geomorphic Assessment (RGA) in Babol city. This protocol designed by Stormwater...

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Main Authors: رضا اسماعیلی, قاسم لرستانی, مریم رجب پور
Format: Article
Language:fas
Published: University of Sistan and Baluchestan 2016-09-01
Series:مخاطرات محیط طبیعی
Subjects:
Online Access:https://jneh.usb.ac.ir/article_4211_b170013a5f5e7341b3c6395ff73774a0.pdf
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author رضا اسماعیلی
قاسم لرستانی
مریم رجب پور
author_facet رضا اسماعیلی
قاسم لرستانی
مریم رجب پور
author_sort رضا اسماعیلی
collection DOAJ
description Urbanization modifies river systems more than other human activity. Urban streams adjust channel morphology as a consequence of urbanization. In this paper, effects of urbanization on Babol River, survey using with Rapid Geomorphic Assessment (RGA) in Babol city. This protocol designed by Stormwater management (SWM) of New York State. These qualitative techniques have various indicators are grouped into four categories indicating a specific geomorphic process. Babolrood channel was divided into 8 reaches. Field surveys were achieved reaches with four factors including: Aggradation, Degradation, Channel Widening and Planimetric Form. Then, satellite images of Google Earth were used to document of modification of river channel width. Based on the findings of Rapid Geomorphic Assessment, All sites achieved a score of less than 0.25, and were in stable class. Aggradation and channel widening have earned more scores than the other factors. During the period of 8 years, the channel width had modified between -7 m and 5 m. Also, there is a significant relationship between land use and changes of channel width. In this case, landuse of residential and agriculture have decreased or increased changes respectively. The result of T paired Test at the 0.05 significance level represents the channel width has experienced a Significant changes in the six reaches. Also, there is a significant relationship between land use and changes of channel width.
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spelling doaj.art-04d48ddae22b4e6aa2bb32ca1a6196382023-06-13T19:51:38ZfasUniversity of Sistan and Baluchestanمخاطرات محیط طبیعی2676-43772676-43852016-09-0159778810.22111/jneh.2018.15477.10044211Rapid Geomorphic Assessment and survey of change of Babol River in Babol city, Mazandaran provinceرضا اسماعیلی0قاسم لرستانی1مریم رجب پور2دانشگاه مازندرانعضو هیأت علمی دانشگاه مازندرانکارشناسی ارشد ژئومورفولوژی دانشگاه مازندرانUrbanization modifies river systems more than other human activity. Urban streams adjust channel morphology as a consequence of urbanization. In this paper, effects of urbanization on Babol River, survey using with Rapid Geomorphic Assessment (RGA) in Babol city. This protocol designed by Stormwater management (SWM) of New York State. These qualitative techniques have various indicators are grouped into four categories indicating a specific geomorphic process. Babolrood channel was divided into 8 reaches. Field surveys were achieved reaches with four factors including: Aggradation, Degradation, Channel Widening and Planimetric Form. Then, satellite images of Google Earth were used to document of modification of river channel width. Based on the findings of Rapid Geomorphic Assessment, All sites achieved a score of less than 0.25, and were in stable class. Aggradation and channel widening have earned more scores than the other factors. During the period of 8 years, the channel width had modified between -7 m and 5 m. Also, there is a significant relationship between land use and changes of channel width. In this case, landuse of residential and agriculture have decreased or increased changes respectively. The result of T paired Test at the 0.05 significance level represents the channel width has experienced a Significant changes in the six reaches. Also, there is a significant relationship between land use and changes of channel width.https://jneh.usb.ac.ir/article_4211_b170013a5f5e7341b3c6395ff73774a0.pdfurban riverrapid geomorphic assessmentbabolroodmazandaran
spellingShingle رضا اسماعیلی
قاسم لرستانی
مریم رجب پور
Rapid Geomorphic Assessment and survey of change of Babol River in Babol city, Mazandaran province
مخاطرات محیط طبیعی
urban river
rapid geomorphic assessment
babolrood
mazandaran
title Rapid Geomorphic Assessment and survey of change of Babol River in Babol city, Mazandaran province
title_full Rapid Geomorphic Assessment and survey of change of Babol River in Babol city, Mazandaran province
title_fullStr Rapid Geomorphic Assessment and survey of change of Babol River in Babol city, Mazandaran province
title_full_unstemmed Rapid Geomorphic Assessment and survey of change of Babol River in Babol city, Mazandaran province
title_short Rapid Geomorphic Assessment and survey of change of Babol River in Babol city, Mazandaran province
title_sort rapid geomorphic assessment and survey of change of babol river in babol city mazandaran province
topic urban river
rapid geomorphic assessment
babolrood
mazandaran
url https://jneh.usb.ac.ir/article_4211_b170013a5f5e7341b3c6395ff73774a0.pdf
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