نتایج جستجو برای: geomorphology map and multi

تعداد نتایج: 16928545  

Journal: :journal of rangeland science 2011
gh. chamapira s. taghavi goudarzi

in recent years, the occurrence of water and wind erosion indifferent parts of country due to the changes of land use from the forest andpasture into the agricultural and also construction of communication lineshave increased. the study and research on this phenomenon, the effectivefactors in creating them and also identification of geomorphology faciestypes are necessary to prevent the waste o...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1389

cultural iran is a scope that is more extended than the political territories of iran as a political unit. this concept means that cultural geography(mehdi moghanlo-1383-1) of iran is greater than its political geography which, according to history, has a long history extending west-east from kandahar to the euphrates and north-south from the persian gulf to the caucasus including transoxiana a...

2002
Richard W. Waring Frederick J. Swanson

INTRODUCTION sys t em and on a v a r i e t y of t ime s c a l e s . Hack and G o o d l e t t (1960) a r g u e t h a t t h e l a n d s c a p e and v e g e t a t i o n development models N a t u r a l ecosys tems deve lop th rough the i n t e r p l a y of p h y s i c a l and b i o l o g i c a l f ac c f Davis and Clements are i n c o r r e c t i n t o r s . B i o l o g i c a l f a c t o r s have ...

2002

The existing literature on resulting reservoir geomorphology after hydraulic reservoir flushings has been systematically examined and evaluated. The emphasis has been put on cross-sectional and longitudinal variations in geomorphology due to flushing, but also the available literature on physical models and analytical modeling and a short section on depositional processes are included as well.

1999
Martin W. Doyle Dale E. Miller Jon M. Harbor

River restoration design requires the application of fluvial geomorphic concepts, and should be expected to apply the techniques concurrent with contemporary thinking and research. Through a brief review of the history of geomorphology over the past century, striking parallels between geomorphic research and river restoration practice become apparent. Namely, restoration design has been, to dat...

Journal: :pollution 2015
md. sikder shunitz tanaka takeshi saito toshiyuki hosokawa sulmin gumiri

the development of a surface water evaluation index is a critical factor in the assessment, restoration and protection of stream water quality. quantifying water pollution in specific grade using dominant parameters is important, as this can explain the current state of water pollution with accuracy. as a result, an integrated multi-parameter water quality index has been developed. it is based ...

Journal: :آب و خاک 0
صالح سنجری محمد فرپور مصطفی کریمیان اقبال عیسی اسفندیار‎پور بروجنی

abstract geomorphology and soil genesis and its development are closely related. besides, soil-landscape studies provide a better understanding of soil forming processes. the objectives of the present research include soil genesis studies, micromorphology and clay mineralogy of soils related to geomorphic surfaces in jiroft area. soil temperature and moisture regimes of the area are hyperthermi...

2006
P. M. Saco G R. Willgoose G. R. Hancock

Eco-geomorphology and vegetation patterns in arid and semi-arid regions P. M. Saco, G R. Willgoose, and G. R. Hancock School of Engineering, The University of Newcastle, Callaghan, New South Wales, 2308, Australia School of Environmental and Life Sciences, The University of Newcastle, Callaghan, New South Wales, 2308, Australia Received: 13 June 2006 – Accepted: 30 June 2006 – Published: 30 Aug...

2014
Pinliang Dong

This paper provides a brief review of airborne light detection and ranging (LiDAR) data for characterizing linear and planar geomorphic markers in tectonic geomorphology, including traces of active faults and surface deformation caused by earthquakes. Challenges and opportunities of LiDAR for the study of tectonic geomorphology and coseismic deformation are also discussed.

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