نتایج جستجو برای: zohreh river system

تعداد نتایج: 2303937  

1999
Muhammad AQIL Ichiro KITA Akira YANO Soichi NISHIYAMA

An algorithm for real-time prediction of river stage dynamics using a Takagi-Sugeno fuzzy system is presented in this paper. The system is trained incrementally each time step and is used to predict onestep and multi-step ahead of river stages. The number of input variables that were considered in the analysis was determined using two statistical methods, i.e. autocorrelation and partial autoco...

2010
Elias J. Hunter Robert J. Chant John L. Wilkin Josh Kohut

[1] The Lagrangian Transport and Transformation Experiments (LaTTE) document the physical, biological, and chemical evolution of the Hudson River plume during the spring seasons of 2004, 2005, and 2006. While plume variability due to river discharge, subinertial frequency variability in winds, and ambient shelf circulation are important, the observations show that the plume reacts directly to h...

2007
T. Ngo - Duc T. Oki S. Kanae

Papers published in Hydrology and Earth System Sciences Discussions are under open-access review for the journal Hydrology and Earth System Sciences Abstract This paper presents an attempt of simulating daily fluctuations of river discharge at global scale. Total Runoff Integrating Pathways (TRIP) is a global river routing model which can help to isolate the river basins, inter-basin transport ...

2008
J. Brink

Papers published in Hydrology and Earth System Sciences Discussions are under open-access review for the journal Hydrology and Earth System Sciences Abstract Major environmental stressors of boreal and sub-arctic rivers are hydrological changes and global warming and both factors will significantly influence the future evolution of the river chemistry in high latitudes. We tested the hypothesis...

Journal: :مرتع و آبخیزداری 0
مرتضی نبی زاده دانشجوی کارشناسی ارشد مهندسی منابع آب، دانشگاه علوم کشاورزی و منابع طبیعی گرگان، ایران. ابوالفضل مساعدی دانشیار دانشکده منابع طبیعی و محیط زیست، دانشگاه فردوسی مشهد، ایران. امیر احمد دهقانی استادیار گروه مهندسی آب، دانشگاه علوم کشاورزی و منابع طبیعی گرگان، ایران.

river flow forecasting for a region has a special and important role for optimal allocation of water resources. in this research, for forecasting river flow process, fuzzy inference system (fis) is used. three parameters including precipitation, temperature and daily discharge are used for forecasting of daily river flow of lighvan river located in lighvanchai watershed. for the initial preproc...

2001
James J. Anderson

This testimony considers the current science and status of the fish populations of the Columbia River System. 2 My name is James Anderson; I am an Associate Professor in the School of Aquatic and Fishery Sciences at the University of Washington. My research over the past two decades has involved Columbia River salmon and the influence of the hydrosystem and climate on the survival and productiv...

Journal: :IJPRAI 2000
Mingrui Zhang Lawrence O. Hall Dmitry B. Goldgof Frank E. Müller-Karger

A knowledge-guided approach to automatic classification of Coastal Zone Color images of the West Florida Shelf is described. The approach is used to identify red tides on the West Florida Shelf, as well as areas with high concentration of dissolved organic matter such as a river plume found seasonally along the West Florida coast over the middle of the shelf. The Coastal Zone Color images are i...

ترابزاده, حسین, ساقی, محمدحسین, صمدی, محمدتقی, رحمانی, علیرضا ,

Introduction & Objective: Rivers are one of the main water supply resources for various uses such as agricultural, industrial and drinking purposes. As population and consumption increase, monitoring of rivers water quality becomes an important function of environmental management field. Because Darreh-Morad Beyg river of Hamadan is a water supply for different purposes and many pollutants ar...

Journal: :Philosophical transactions of the Royal Society of London. Series B, Biological sciences 2003
Michel Meybeck

Continental aquatic systems from rivers to the coastal zone are considered within two perspectives: (i) as a major link between the atmosphere, pedosphere, biosphere and oceans within the Earth system with its Holocene dynamics, and (ii) as water and aquatic biota resources progressively used and transformed by humans. Human pressures have now reached a state where the continental aquatic syste...

2014

Abstract Introduction Carriage of cargo on the river vessels is the most convenient and cost-effective mode of transport in countries with a developed system of navigable rivers and canals. The North river basin is one of the largest in extent and difficult navigation conditions on the territory of the Russian Federation. It covers the basins of major rivers of the Northern Dvina, Pechora, Meze...

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