نتایج جستجو برای: the caucasus

تعداد نتایج: 16052892  

Obsidian artifacts is frequently used materials in prehistory and found widely in archaeological sites. Provenance studies of obsidian has been an issue of intense research and debate between archaeologists and geologists. Since different provenance studies has been carried out from 1960s up to 2015 in Anatolia and Caucasus but obsidian studies in Iran is in very early stage and consider as ter...

Journal: :Connections: The Quarterly Journal 2015

Journal: :Demographic Research 2010

Journal: :Aspects in Mining & Mineral Science 2019

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

امنیت انرژی به معنی عرضه مداوم و پایدار همراه با قیمت های معقول در حامل های انرژی، که تهدیدات امنیتی، سیاسی، اقتصادی، محیط زیستی و روانی را کاهش دهد. امروزه نفت و گاز تنها، کالای تجاری نیست بلکه بعنوان ابزار سیاسی مورد استفاده قرار می گیرد.اختلاف میان روسیه و اکراین بر سر انرژی در ژانویه 2006، تهدیدی برای امنیت انرژی اروپا ایجاد کرد. در این تحقیق ما تلاش کردیم که نقش انرژی آسیای میانه و قفقاز ر...

Journal: :Mountain Research and Development 2010

Journal: :Journal of human evolution 2008
Daniel S Adler Ofer Bar-Yosef Anna Belfer-Cohen Nicholas Tushabramishvili E Boaretto N Mercier H Valladas W J Rink

This paper considers the recent radiometric dating (14C-AMS, TL, ESR) of 76 late Middle and early Upper Paleolithic samples from Ortvale Klde Rockshelter, located in the Republic of Georgia. We present a critical evaluation of each date based on its stratigraphic and archaeological context, its pretreatment and contamination history, and its resulting accuracy and precision, the goal being to e...

2015
Mukhamed Kh. Karmokov Natalia V. Polukonova Olga V. Sinichkina

Data about the karyotype characteristics, features of chromosomal polymorphism and larval morphology of populations of Chironomusbernensis Wülker & Klötzli, 1973 (Diptera, Chironomidae) from the Central Caucasus (the northern macroslope) and Ciscaucasia are presented. The characteristics of the pericentromeric regions of the long chromosomes of this species from Caucasian populations were very ...

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