نتایج جستجو برای: syria and north africa
تعداد نتایج: 16883261 فیلتر نتایج به سال:
OBJECTIVE To characterize hepatitis C virus (HCV) epidemiology in countries of the Fertile Crescent region of the Middle East and North Africa (MENA), namely Iraq, Jordan, Lebanon, Palestine, and Syria. METHODS We systematically reviewed and synthesized available records of HCV incidence and prevalence following PRISMA guidelines. Meta-analyses were implemented using a DerSimonian-Laird rando...
The emergence of ISIS in the turbulent condition of Middle East has brought many fundamental changes in the behavior, situation, and conditions of states and sub-national governments as well as regional and internationa powers. Meanwhile, the Kurds were at the center of regional transformations. The present article seeks to explain how the emergence of ISIS has affected the changes of political...
The uprising and developments in the Arab world that the Tunisian protests began, a wave of requests and political, economic and social demands to other classes of people and then to other countries in the Middle East and North Africa region ,including Egypt. The developments in some of the changing political systems in the region, regional order and also affect the interests and approach powe...
dust particles have dangerous impacts on human health, the environment, and the economy. recently dust storms, originating from arabian countries, have increased remarkably, affecting western and central parts of iran.hysplit model and the mean monthly maps of aai (absorbing aerosol index), surface skin temperature, and top soil layer moisture from omi (ozone measurement instrument) have been u...
This study has used TOMS AI as well as the reanalysis dataset of thirty-four years (1979-2012) to investigate the influence of atmospheric circulation on dust transport during the Harmattan period in West Africa, using Aerosol Index (AI) data, obtained from various satellite sensors. Changes in Inter-Tropical Discontinuity (ITD), Sea Surface Temperature (SST) over the Gulf of Guinea, and North ...
Dust is a natural process in the desert areas. Strong winds on the dry soil surface make the particulate matter suspended in the air near the ground. In recent years, the influence of several natural factors has led to the further spread of dust in the western and southwestern parts of Iran. A storm take placed in the Khuzestan province and the northwest of the Persian Gulf, in February 17-19, ...
This study has used TOMS AI as well as the reanalysis dataset of thirty-four years (1979-2012) to investigate the influence of atmospheric circulation on dust transport during the Harmattan period in West Africa, using Aerosol Index (AI) data, obtained from various satellite sensors. Changes in Inter-Tropical Discontinuity (ITD), Sea Surface Temperature (SST) over the Gulf of Guinea, and North ...
f rom the viewpoint of economic theories, total factor productivity (tfp) is the most important component that leads to economic growth and development. the main purpose of this study was to evaluate the impact of knowledge-based economy on total factor productivity in the member countries of the middle east and north africa (mena) region. for this purpose, the panel data regression analysis ha...
F rom the viewpoint of economic theories, total factor productivity (TFP) is the most important component that leads to economic growth and development. The main purpose of this study was to evaluate the impact of knowledge-based economy on total factor productivity in the member countries of the Middle East and North Africa (MENA) region. For this purpose, the panel data regression analysis ha...
the genus allactaga is distributed in north africa, iran, afghanistan, southwestern syria, north turkemenistan, the middle east, central asia, and mongolia. six morphospecies have been reported from regions of iran. morphological differences among 41 specimens of a. elater, a. williamsi, a. hotsoni, a. firouzi, and a. toussi were investigated using landmark-based geometric morphometrics of the ...
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