Surface runoff estimation in an upper watershed using geo-spatial based soil conservation service-curve number method

C.A. Odiji; O.M. Aderoju; M.C. Ekwe; D.T. Oje; J.O. Imhanfidon

Volume 6, Issue 3 , July 2020, , Pages 415-428

https://doi.org/10.22034/gjesm.2020.03.10

Abstract
  Runoff assessment and estimation is crucial for watershed management as it provides information that is needed to expedite the course of watershed planning and development. The most commonly used model due to its simplicity and versatility in runoff estimation is the soil conservation service curve number ...  Read More

The impact of an urbanizing tropical watershed to the surface -runoff

B.S. Igulu; E.E. Mshiu

Volume 6, Issue 2 , April 2020, , Pages 245-260

https://doi.org/10.22034/gjesm.2020.02.09

Abstract
  The lack of hydrological data for urbanizing watersheds in developing countries is one of the challenges facing decision making. Msimbazi River is located in the city center of Dar es Salaam and is highly influenced by human activities; this includes dense populations that are characterized by informal ...  Read More

Environmental sensitivity of flash flood hazard using geospatial techniques

H.T. Abdel Hamid; W. Wenlong; L. Qiaomin

Volume 6, Issue 1 , January 2020, , Pages 31-46

https://doi.org/10.22034/GJESM.2020.01.03

Abstract
  Flash flood has been increasing in the Khartoum area, Sudan due to geographical conditions and climatic change as heavy rainfall and high temperature, therefore the present work tried to estimate the sensitivity of flash flood. The present work proposes an advanced technique of flood sensitivity mapping ...  Read More

Future climate change impact on hydrological regime of river basin using SWAT model

V. Anand; B. Oinam

Volume 5, Issue 4 , October 2019, , Pages 471-484

https://doi.org/10.22034/GJESM.2019.04.07

Abstract
  Hydrological components in a river basin can get adversely affected by climate change in coming future. Manipur River basin lies in the extreme northeast region of India nestled in the lesser Himalayan ranges and it is under severe pressure from anthropogenic and natural factors. Basin is un-gauged as ...  Read More

Watershed conservation prioritization using geomorphometric and land use-land cover parameters

G.R. Puno; R.C.C. Puno

Volume 5, Issue 3 , July 2019, , Pages 279-294

https://doi.org/10.22034/GJESM.2019.03.02

Abstract
  Geomorphometric features and land use/land cover are essential in the context of watershed prioritization for resources conservation and protection. Watersheds in tropical regions like the Philippines are under threat of degradation due to the combined effects of uncontrolled agricultural activities ...  Read More

Hydrologic responses of watershed assessment to land cover and climate change using soil and water assessment tool model

R.C.C. Puno; G.R. Puno; B.A.M. Talisay

Volume 5, Issue 1 , January 2019, , Pages 71-82

https://doi.org/10.22034/gjesm.2019.01.06

Abstract
  Predicting the impact of land cover and climate change on hydrologic responses using modeling tools are essential in understanding the movement and pattern of hydrologic processes within the watershed. The paper provided potential implications of land conversions and climate change scenarios on the hydrologic ...  Read More

Kinematic runoff and erosion model efficiency assessment for hydrological simulation of semi-arid watersheds

S.M. Tajbakhsh; H. Memarian; M. Sobhani; A.H. Aghakhani Afshar

Volume 4, Issue 2 , April 2018, , Pages 127-140

https://doi.org/10.22034/gjesm.2018.04.02.002

Abstract
  Hydrologic modeling of semi-arid watersheds is imperative for the development of appropriate water and soil conservation plans. In the current study, the efficiency of Kinematic Runoff and Erosion model-version 2 (K2) model was used to evaluate water discharge and sediment load simulation of Bar watershed, ...  Read More

Laboratory investigation of water extraction effects on saltwater wedge displacement

S. Noorabadi; A.H. Nazemi; A.A. Sadraddini; R. Delirhasannia

Volume 3, Issue 1 , January 2017, , Pages 21-32

https://doi.org/10.22034/gjesm.2017.03.01.003

Abstract
  There is a close connection between saltwater intrusion into aquifers and groundwater extraction. Freshwater extraction in coastal aquifers is one of the most important reasons for the saltwater intrusion into these aquifers. Condition of extraction system such as well depth, discharge rate, saltwater ...  Read More

Effect of natural land covers on runoff and soil loss at the hill slope scale

M. Eshghizadeh; A. Talebi; M.T. Dastorani; H.R. Azimzadeh

Volume 2, Issue 2 , April 2016, , Pages 125-134

https://doi.org/10.7508/gjesm.2016.02.003

Abstract
  Erosion plots were selected for characterizing the effects of main natural factors on runoff and soil loss in a semi-arid region. These erosion plots with an area of 40 m2 are located in the Kakhk experimental watershed in Gonabad County of Khorasan-e Razave Province in the north-eastern Iran. Data acquired ...  Read More

Seasonal variations of ground water quality and its agglomerates by water quality index

S. Sharma; R.C. Chhipa

Volume 2, Issue 1 , January 2016, , Pages 79-86

https://doi.org/10.7508/gjesm.2016.01.009

Abstract
  Water is a unique natural resource among all sources available on earth. It plays an important role in economic development and the general well-being of the country. This study aimed at using the application of water quality index in evaluating the ground water quality innorth-east area of Jaipur in ...  Read More