نتایج جستجو برای: irrigation dam

تعداد نتایج: 55036  

Journal: :Water 2021

The Bhumibol Dam on Ping River, Thailand, was constructed in 1964 to provide water for irrigation, hydroelectric power generation, flood mitigation, fisheries, and saltwater intrusion control the Great Chao Phraya River basin. Many studies, carried out near basin outlet, have suggested that dam impounds significant sediment, resulting shoreline retreat of Delta. In this study, impact damming se...

Journal: :Journal of Applied Water Engineering and Research 2021

The Fogera Plain, Ethiopia, is affected by recurrent flooding of the Ribb and Gumara Rivers. A large dam on River under construction for irrigation, but also to reduce flooding. We investigated effects flood regime floodplain wetlands using a combination of hydrodynamic rainfall-runoff models. model was calibrated based inundation maps retrieved from Landsat images. Pre- post-dam comparison 10 ...

2017
SANDEEP SAMANTARAY CHANDRA SWAIN

The designs of Water distribution systems are based on certain objectives such as equity, adequacy to access its efficacy. The design of canal systems for distributing the water is based on the size of command areas. Duration of operation. It is a fact that Odisha is a predominantly agrarian state as more than 2/3rd of the state population depends on agriculture. Irrigation is the paramount imp...

Journal: :Environmental research communications 2022

Abstract The economic development of rural economies across the global south is often related to access water and infrastructure. It has been argued that construction new dams would unleash agricultural potential African nations are exposed seasonal scarcity, strong interannual rainfall variability, associated uncertainties in availability. While security presented as pathway poverty alleviatio...

2013
Vincent N. Chigor Timothy Sibanda Anthony I. Okoh

The Buffalo River and its dams are major surface water sources used for fresh produce irrigation, raw water abstraction and recreation in parts of the Eastern Cape Province in South Africa. Over a 12-month period (August 2010 to July 2011), we assessed the bacteriological qualities of water from the river and 3 source water dams along its course. Faecal indicator bacteria (FIB), including total...

2015
Yasemin Leventeli

Abstract. Numerous huge landslides and a lot of springs are located in Ecemiş Fault Zone between Adana and Niğde, in the south of Turkey. The waterdiscontinuity-clay trinity plays a significant role in the formation of these landslides and morphology of the area. A large-scale dam and a highway were planned in this valley where is highly rich in terms of flora and fauna and composed by huge slo...

Journal: :محیط شناسی 0
سعید کریمی مهدی صالحی مؤید حمید رضا جعفری

water is an important element and plays a vital role in the formation and survival of natural, economical and social systems in dry climates. thus, there is a significant necessity to present an optimal method for utilization of water resources in these regions. constructing dams has been a prevalent method for exploitation of water shed resources for a long time which has positive and negative...

2014
F. Habets E. Philippe E. Martin C. H. David

The repetition of droughts in France has led to a growing demand for irrigation water and consequently to an increase in requests for the construction of small farm dams. Although such dams are small, their accumulation in a basin affects river flows, because the water collected in these small farm dams is used for irrigation and thus does not contribute to river flow. In order to gain more ins...

شاهنظری, علی, صباغی, میلاد, ضیایی, علی‌نقی,

Water resources simulation is efficient tools to evaluate different options and decision in development conditions. Supply of water demand with high reliability need to exact and perfect planning. So, dam behavior recognition and it operation is from essentials of water resources systems management and future planning. In this study, the software VENSIM the method based on the dynamics of the s...

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