نتایج جستجو برای: geomorphologic

تعداد نتایج: 559  

2004
Massimo Barbieri Alessandro Corsini Nicola Casagli Paolo Farina Franco Coren Paolo Sterzai Davide Leva Dario Tarchi

RESUME This work concerns the application of SAR interferometry for the assessment of the long-term analysis of the state of activity of deep seated mass movements affecting some urban areas in the northern Appennines of Emilia Romagna region (from 1994-2001 space-borne ERS data) and for the real-time monitoring of active flow-like landslides in year 2002 (from ground-based system). These activ...

2003
Julia A. Baldwin Kelin X. Whipple Gregory E. Tucker

[1] The reason for the survival of mountainous topography in ancient orogenic belts is a long-standing problem in geomorphology and geodynamics. We explore the geomorphologic controls on the timescale for the postorogenic decay of topography to address the question of whether there is a viable geomorphologic explanation for the persistence of topography in ancient orogenic belts or whether alte...

With regard to the importance of instantaneous peak discharge estimation for watershed management study, and due to the lack of and unqualified climatic and hydrologic data for estimation and measurement in countries such as Iran, researchers were obliged to establish a link between constant parameters (geomorphologic) and variables (hydrologic) to present models with minimum dependence on clim...

Qomrood river is one of the rivers that located in arid and semiarid area which has a seasonal fluvial. The river is faced many changes, because of floods or natural- human factors. This study, as a geomorphologic study, tries to survey and identify geometric changes between Kocherey dam and 15-Khordad dam. The study method is a mix of library research and field studies. In library method all p...

Journal: :the international journal of humanities 2006
siavosh shayan

landslides are among important mass movements of a great interest for earth scientists. this is due to their importance in land use and decision-making in rural and urban areas. survey of old landslides to determine their behavior has important bearing on the study of new ones. seimareh grand landslide is one of the oldest and the most attractive phenomenon that has been the subject of concern ...

2012
Sandra Schöttner Christian Wild Friederike Hoffmann Antje Boetius Alban Ramette

BACKGROUND Cold-water coral reef ecosystems are recognized as biodiversity hotspots in the deep sea, but insights into their associated bacterial communities are still limited. Deciphering principle patterns of bacterial community variation over multiple spatial scales may however prove critical for a better understanding of factors contributing to cold-water coral reef stability and functionin...

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