نتایج جستجو برای: zagros mountains morphology
تعداد نتایج: 162390 فیلتر نتایج به سال:
The medicinal use of natural products—compounds that are derived from natural sources such as plants, animals or micro-organisms—precedes recorded human history probably by thousands of years. Palaeoanthropological studies at the cave site of Shanidar, located in the Zagros Mountains of Kurdistan in Iraq, have suggested that more than 60,000 years ago, Neanderthals might have been aware of the ...
Abstract Understanding climate change in the Middle East (ME) is crucial because people’s living environment depends on rain-fed crop systems. It remains unclear whether ME would be affected by Saharan vegetation collapse at end of mid-Holocene (MH). Proxy data suggest a transition from humid to more arid conditions during period 6.5–5 kyr BP. Using set idealized sensitivity experiments with an...
A significant amount of the ongoing shortening between Eurasian and Arabian plates is accommodated within Zagros Fold-Thrust Belt. However, spatial temporal distribution active belt, especially in its NW part, not yet well constrained. We determined depositional ages uplifted river terraces crossing belt along Greater Zab River using luminescence dating. Kinematic modeling fault-related fold wa...
Relationships between riverbed morphology, concavity, rock type and rock uplift rate are examined to independently unravel the contribution of along-strike variations in lithology and rates of vertical deformation to the topographic relief of the Oregon coastal mountains. Lithologic control on river profile form is reflected by convexities and knickpoints in a number of longitudinal profiles an...
Background: Anopheles superpictus is one of the main malaria vectors in Iran. The mosquitoes of this species are found throughout the Iranian plateau up to 2000 meters above sea level in the Alborz Mountains, south of the Zagros Mountains, and in the plains near the Caspian Sea and Persian Gulf. It has been reported that different geographical populations of An. superpictus play different roles...
We map the lateral variations of P-wave velocity beneath Zagros collision zone in Iran down to 800 km depth by regional travel time tomography. invert 32,293 relative residuals from five temporary seismic networks across NW and central northern Iran, a large number permanent stations distributed over Iranian Plateau. A salient feature our model is ~225 thick lithosphere Zagros, almost twice as ...
a collection of 100 pieces of painted potteries related to the time period from the fourth to the first millenniums b.c. has been studied in this research. these valuable pieces have been obtained through the excavation of tappegiyan and godin tappe, located in south west of iran. this region including zagros heights and its downhill places have fertile soil, plenty of water sources and are pro...
obtained during interviews with the ex-inhabitants of an abandoned village near the Igarapé do Urucú (a left affluent of the Rio Sucundurí, along the Serra do Sucundurí) indicates that M. acariensis and another species of marmoset with blackish hairs occur in the area. As M. melanurus has been confirmed as occurring in the Sucundurí Mountains (Noronha, unpubl. data), it is possible that these s...
The variation of forest types across Virginia reflects the diverse physiography of the state. From the sandy, low-elevation soils of the Coastal Plain to the dry, rocky soils on the southwestern slopes of the Appalachian Mountains, Virginia has one of the most diverse landscapes in the East (Fleming et al. 2006). Most forests in this area have been heavily influenced by anthropogenic disturbanc...
Extended abstract 1- Introduction Climate change is one of the problems human is facing today, and most of the scientific societies know that it is rooted in the distribution of greenhouse gases. Distribution of greenhouse gases with large volumes and in large spans has been affecting the energy budget and consequently has caused earth rapid temperature increase during the last deca...
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