نتایج جستجو برای: tectonic

تعداد نتایج: 10250  

2006

Key-words: Earthquakes, Tectonic movements, Stress, DisplaceKljuZne rije* Potresi, Tektonski pokreti, Stres, Pomaci struktura, ment, Seismotectonically active zone Seizmotektonski aktivna zona A permanent seismotectonic activity is present in the region of U podrutju sjevernog Velebita stalno je prisutna seizmotektonska northern Velebit. Through history a number of earthquakes magniaktivnast. U...

Journal: :تحقیقات جغرافیایی 0
عزیز رحیمی چاکدل دانشگاه گلستان مجید نعمتی دانشگاه کرمان مصطفی رقیمی دانشگاه گلستان معصومه روستائی دانشگاه گلستان مریم آق آتابای دانشگاه گلستان

the present study carried out to identify neo tectonic activity of the gorgan river basin in golestan province, in north of eastern alborz range is investigated by four geomorphic indices including the stream– gradient index (sl), drainage basin asymmetry (af), reveres symmetry of topography (t) and mountain front sinuosity (smf). result from the analysis is accumulated and expressed as an in...

2014
Elhoucine Essefi Goro Komatsu Alberto G. Fairén Marjorie A. Chan Chokri Yaich

Spring mounds on Earth and on Mars could represent optimal niches of life development. If life ever occurred on Mars, ancient spring deposits would be excellent localities to search for morphological or chemical remnants of an ancient biosphere. In this work, we investigate models of formation and activity of well-exposed spring mounds in the Mechertate-Chrita-Sidi El Hani (MCSH) system, easter...

2012
Hoang-Ha Tran

In recent years, tectonic plate movements have caused huge natural disasters, such as the Great Sumatra-Andaman earthquake and the resulting Asian tsunami, which led to significant loss of human lives and properties (Ammon et al., 2005; Lay et al., 2005). Scientific evidences proved it was the beginning of a new earthquake supper-cycle in this active area (Sieh et al., 2008). In order for scien...

Journal: :iranian journal of science and technology (sciences) 2009
j. shahabpour

the study of tectonic evolution of the tethyan and se asian regions indicates that these tworegions have each passed through southwardly progressing sequences of similar tectonic events. both regionshave experienced a southward island-arc subduction and back-arc spreading leading to continentaldetachment from gondwanaland, with an earlier southward island arc subduction of palaeotethys (tethyan...

1998
Mark T. Brandon

massive than all human structures combined and are sculpted in greater detail than a Baroque palace. The world’s tallest pinnacle—Mount Everest in the Himalayas— reaches 8,848 meters, or about 15 times higher than anything people have ever built. Not surprisingly, such spectacular topography has evoked awe and inspired artists and adventurers throughout human existence. Recent research has led ...

1998
Mark T. Brandon

massive than all human structures combined and are sculpted in greater detail than a Baroque palace. The world’s tallest pinnacle—Mount Everest in the Himalayas— reaches 8,848 meters, or about 15 times higher than anything people have ever built. Not surprisingly, such spectacular topography has evoked awe and inspired artists and adventurers throughout human existence. Recent research has led ...

2006
M. Jarosiński F. Beekman G. Bada

S U M M A R Y 2-D elastic finite element models of the recent stress field of Central Europe are built to evaluate the loads exerted on the continental boundary and the magnitude of tectonic stresses within the continental part of the plate. The models comprise 24 tectonic blocks (their stiffness is either constant throughout the model or varies from block to block), 16 fault zones and 12 geolo...

Iran is well known for having countless historical and instrumental records of tectonic events. Shahriary catchment, as a study area, is part of the Zagros collision seismic province. This research aimed to introduce a new method which is useful in identifying the relative active tectonic events of an area. The research method was designed in order to calculate the relative active tectonic inde...

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