Journal title
ISSN: 1112-3680    frecuency : 4   format : Electrónica

Issues

      see all issue


Skip Navigation Links.

Number 31 Year 2017

15 articles in this issue 

B. BELHAOUARI,A. BELGUERMI,T. ACHOUR

The protection of inland surface waters in Algeria faces major challenges. Anthropogenic pressures on water bodies and rivers are increasing. Although regulations prohibit harm to inland surface waters, the protection of these vital environments, both for... see more

Pags. 7 - 17  

A.M. KOUASSI,A.V.S. ASSOKO,K.E. KOUAKOU,K.B. DJE,K.F. KOUAME,J. BIEMI

This study aims to analyze the changes induced by rainfall variability on the hydrological behavior of the Bandama watershed in Ivory Coast. The climatological data (rainfall, temperature) used cover the period 1951-2015. The methodology consisted, on the... see more

Pags. 19 - 40  

B. CHAABANE,F. KHEBOUR ALLOUCHE,I. BOUZID,A. BOUJELBEN

Mapping of wetlands of the big Sfax was realized using the typology of the Ramsar convention. The identification and delimitation of these environments is based of visual interpretation of Google Earth high resolution satellite image and field observation... see more

Pags. 41 - 49  

B. REMINI

The present article examines in a first phase the current situation of the silting of Algerian dams based on the collection and analysis of data from about a hundred bathymetric surveys carried out by the National Agency of Dams and Transfers. A second ph... see more

Pags. 51 - 81  

D. EL HAFID,Z. ZERROUQI,B. AKDIM

In Morocco, drought is the most frequent major risk in history, with negative impacts on the country's environment and economy. The different regions of Morocco have experienced periods of intense droughts in recent decades. They are characterized by a de... see more

Pags. 83 - 94  

M. HADDAD

The time series analysis and especially forecasting at short and medium terms has undergone a significant development during recent years. This study aims to analysis and forecasting of changes in the global mean sea level. In this perspective, the singul... see more

Pags. 95 - 113  

C. BENTALHA,M. HABI

Stepped spillway is a good hydraulic structure for energy dissipation because of the large value of the surface roughness. The performance of the stepped spillway is enhanced with the presence of air that can prevent or reduce the cavitation damage. The f... see more

Pags. 115 - 129  

M. LAKEHAL,B. ACHOUR

The dimensioning of the channels and especially the computation of normal depth plays a significant role in the practice of hydraulic engineer. The classical methods usually used are graphical or iterative to determine the linear dimensions of a pipe or a... see more

Pags. 131 - 144  

A. GUERRAH,S. DERFOUF,B. GUERRIRA,M. HADID,K. MANSOURI,Y. SAADALLAH

The pivots of irrigation or the swiveling banisters of irrigation are metallic mobile devices with an important size intended for automatic irrigation of cultivated wide fields, they are composed by a central tower, mobile tower and a set of spans.In our ... see more

Pags. 145 - 157  

M. HADDAD

The historical data series of 34 tide gauges located along the Mediterranean coast were analyzed using statistical trend tests.The application of the Man Kendall test and its version which takes into account the presence of the seasonal component, shows t... see more

Pags. 159 - 175  

M.Z. BELHADJ,A. BOUDOUKHA,A. AMROUNE,A. GAAGAI,D. ZIANI

The intensive exploitation of groundwater resources in the region of Hodna has greatly influenced the hydrochemical functioning of the Mio-Plio-Quaternary aquifer located in the northern part of the basin of Hodna M'Sila, south eastern Algeria. This has r... see more

Pags. 177 - 194  

H. BENFETTA,B. ACHOUR,A. OUADJA

The majority of dams worldwide are confronted with the problem of water leaks through banks and foundations. The study of this phenomenon turns out of a very big importance, because he can put in danger the stability of the dam and reduce his useful capac... see more

Pags. 195 - 218  

S. GUERGAZI,D. AMIMEUR,S. ACHOUR

The objective of our work is to study the possibility of eliminating lead by coagulation-flocculation at the aluminum sulphate. The tests are carried out according to the protocol of the "Jar-test" in synthetic solution of distilled water. The results sho... see more

Pags. 219 - 231  

S. ACHOUR,F. CHABBI

Disinfection / oxidation is an essential process for the production of drinking water, safe for the health of consumers. The aim of this study is a description and focuses on the oxidation / disinfection steps in the treatment plant at Ain Tinn (Wilaya of... see more

Pags. 233 - 247  

B. REMINI

There is a relationship between two opposing ecosystems: one wet and the other dry: the Sahara desert and the Amazonian forest. The amount of phosphorus lost by water erosion is recovered by wind erosion. Based on the satellite images, three dust export z... see more

Pags. 249 - 285