نتایج جستجو برای: basins of karun basin then

تعداد نتایج: 21176987  

ژورنال: علوم آب و خاک 2017

Conventional methods for estimating evapotranspiration are based on point measurement and suitable for local areas, therefore, cannot be generalized for larger areas or watershed basins. The remote sensing technology is capable of using satellite images and meteorological data to estimate evapotranspiration in a wider area. In this study, estimates of evapotranspiration (ET) by SEBAL and METRIC...

2016
Alvar Daza Alexandre Wagemakers Bertrand Georgeot David Guéry-Odelin Miguel A. F. Sanjuán

In nonlinear dynamics, basins of attraction link a given set of initial conditions to its corresponding final states. This notion appears in a broad range of applications where several outcomes are possible, which is a common situation in neuroscience, economy, astronomy, ecology and many other disciplines. Depending on the nature of the basins, prediction can be difficult even in systems that ...

Journal: :ISPRS Int. J. Geo-Information 2017
Rui Sun Pingping Yao Wen Wang Bing Yue Gang Liu

As “kidneys of the earth”, wetlands play an important role in ameliorating weather conditions, flood storage, and the control and reduction of environmental pollution. With the development of local economies, the wetlands in both the Amazon and Yangtze River Basins have been affected and threatened by human activities, such as urban expansion, reclamation of land from lakes, land degradation, a...

Journal: :Journal of the American Mosquito Control Association 2015
Justin E Harbison Dave Zazra Marlon Henry Christopher Xamplas Ruth Kafensztok

Because it is often logistically impossible to monitor all catch basins within an operational area, local mosquito control programs will preemptively treat catch basins with larvicides each season. However, these larvicides can, ostensibly, be considered water quality pollutants. To experimentally reduce the use of larvicides toward improving water quality, 30 basins within a small 0.7-km(2) re...

اشرف السادات شکرباغانی, , علی اکبر بیدختی, ,

 Layered structures in the oceans have always attracted the attention of oceanographers. The formation of these structures have been attributed to phenomena such as double – diffusive convection, internal waves and turbulent modulated mixing .In this paper, the vertical structures of temperature, salinity, density and the layered structure in the middle parts of Caspian Sea have been studied. C...

The Ghezel Ozan basin in an area of 50000 KM2 is in the northwest of Iran. Recognition of variables like captivity and deviation of rivers, erosion and compact surfaces, the affects of old lakes by the reflected affects on 1:50000 scaled topographic maps of the region, are some of the points which is tried to find out the changes of Quaternary of the basin. Although Ghezel Ozan basin is ended t...

Journal: :Science 2008
Scott L Murchie Thomas R Watters Mark S Robinson James W Head Robert G Strom Clark R Chapman Sean C Solomon William E McClintock Louise M Prockter Deborah L Domingue David T Blewett

The Caloris basin, the youngest known large impact basin on Mercury, is revealed in MESSENGER images to be modified by volcanism and deformation in a manner distinct from that of lunar impact basins. The morphology and spatial distribution of basin materials themselves closely match lunar counterparts. Evidence for a volcanic origin of the basin's interior plains includes embayed craters on the...

Journal: :فیزیک زمین و فضا 0
اصغر کوهپیما کارشناس ارشد آبخیزداری، گروه احیاء مناطق خشک و کوهستانی، دانشکده منابع طبیعی دانشگاه تهران، ایران سادات فیض نیا استاد، گروه گروه احیاء مناطق خشک و کوهستانی، دانشکده منابع طبیعی دانشگاه تهران، ایران حسن احمدی استاد، گروه گروه احیاء مناطق خشک و کوهستانی، دانشکده منابع طبیعی دانشگاه تهران، ایران محمد معظمی دانشجوی دکتری آبخیزداری، گروه احیاء مناطق خشک و کوهستانی، دانشکده منابع طبیعی دانشگاه تهران، ایران

designing effective strategies for sediment management and control is closely related to identification of sediment sources in a drainage basin. one of the methods for investigating sediment sources is using magnetic tracers for erosion and sediment yield studies. sediment source identification using magnetic characteristics is a simple, inexpensive, quick and non-destructive method having appl...

2013
Jeffrey C. Reid

Two continuous gas assessment units (AUs) are present in the Late Triassic (Carnian) onshore rift basins of North Carolina and south-central Virginia. The source rocks are freshwater lacustrine shales that were deposited near the paleo-equator after the onset of Pangea rifting. These two rift basins, the Deep River basin wholly contained within North Carolina’s border, and the Dan River-Danvill...

2008
M. C. Vergès R. F. Pereira S. R. Lopes R. L. Viana T. Kapitaniak

Abstract We investigate the parametric evolution of riddled basins related to synchronization of chaos in two coupled piecewise-linear Lorenz maps. Riddling means that the basin of the synchronized attractor is shown to be riddled with holes belonging to the basin of infinity in an arbitrarily fine scale, what has serious consequences on the predictability of the final state for such a coupled ...

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