نتایج جستجو برای: mountains and valleys

تعداد نتایج: 16831168  

Journal: :Sustainability 2021

Biocapacity evaluation is an important part of sustainable development research, but quantitative and spatial future scenario analysis still have model methodological difficulties. Based on the high-resolution Globeland30 dataset, authors analyzed characteristics land use/cover changes Loess Plateau in Northern Shaanxi from 2000 to 2020. Then, comprehensively considering driving factors social ...

2009
Jeroen Tromp

Topography influences ground motion and, in general, increases the amplitude of shaking at mountain tops and ridges, whereas valleys have reduced ground motions, as is observed from data recorded during and after real earthquakes and from numerical simulations. However, recent publications have focused mainly on the implications for ground motion in the mountainous regions themselves, whereas t...

Iran has seasonal rivers because of dry climate, low rainfall and different topography. These river- valleys have main role in forming, genesis, and sustainability of human settlements and provide different ecological services. The main services include beauty, store of green spaces, water supply, reduce and create temperature differences, local air flow and natural ventilation which are part o...

Journal: :Hypertension 2001

Journal: :desert 2012
a. h. ehsani a malekian

during an 11 days mission in february 2000 the shuttle radar topography mission (srtm) collected data over 80% of the earth's land surface, for all areas between 60 degrees n and 56 degrees s latitude. since srtm data became available, many studies utilized them for application in topography and morphometric landscape analysis. exploiting srtm data for recognition and extraction of topographic ...

Journal: :مطالعات باستان شناسی 0
یعقوب محمدی فر دانشیار گروه باستان شناسی دانشگاه بوعلی سینا همدان افراسیاب گراوند دانشجوی کارشناسی ارشد دانشگاه آزاد اسلامی ابهر عباس مترجم استادیار گروه باستان شناسی دانشگاه بوعلی سینا همدان

elymais regions include the elevated plains and valleys of bakhtiary mountains in east of karun river and in fact it is the northeast of khozestan province. although the exact determining of the region extend is difficult but during its life the extend has changed in terms of the new conquests of parthians and some more or less important parts of elymais were dominated by small neighboring stat...

Journal: :مطالعات باستان شناسی 0
محسن بهرامی نیا دانش آموختة کارشناسی ارشد رشتة باستان شناسی دانشگاه هنر اصفهان علیرضا خسروزاده استادیار گروه باستان شناسی دانشگاه شهرکرد محمداسماعیل اسمعیلی جلودار استادیار گروه باستان شناسی دانشگاه تهران

western parts of the chaharmahal and bakhtiyari province (ardal county) due to containing high mountains, deep valleys and small intermountain plains as well as the placement in the path of the nomads have long been of interest to humans. the nomadic communities of the mountainous regions of chaharmahal va bakhtiyari culturally interacted with the lowland areas of fars and khuzestan's plai...

Journal: :journal of agricultural science and technology 2010
m. naderi khorasgani m. de dapper

this research was performed to evaluate the potentials of landsat mss data for map-ping land features in arid zones of southeastern esfahan, iran. databases of the area were formed using all available relevant maps and reports which were supported by fieldwork. a supervised image classification approach was used and thirty-two training areas were applied. separability of the spectral classes wa...

Journal: :Journal of Geographical Sciences 2023

Developed here is an integrated framework for identifying production-living-ecological space (PLES) quantitatively at grid scale from the perspective of multifunction land use, and 25 compound types are classified to highlight multiple functions PLES. As a typical mountainous city in northern Hebei province, Zhangjiakou used as case study, results show that more than 80% has remarkable triple f...

Journal: :Monthly Weather Review 2022

Abstract From 0200 to 1000 LST 2 June 2017, the shallow, east–west-oriented mei-yu front (<1 km) cannot move over Yang-Ming Mountains (with peaks ∼1120 m) when it first arrives. The postfrontal cold air at surface is deflected by and moves through Keelung River Tamsui valleys into Taipei basin. shallow northerly winds are anchored along northern side of for 8 h. In addition, southwesterly ba...

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