wind regime and sand grain size are two of the factors that determine the morphology and dynamics of sand dunes in desert areas. regarding the importance of wind effects on sand dunes especially in iran, in this study, khartooran erg was analyzed to determine wind direction and to detect sand source sites. khartooran erg is located on eastern north of iran and lies in khorasan razavi and semnan...

Department of ENT and Head and Neck Surgery, North-eastern Indira Gandhi Regional Institute of Health and Medical Sciences. 2 Department Of Pathology, North-eastern Indira Gandhi Regional Institute of Health and Medical Sciences. 3 Department Of Anesthesia, North-eastern Indira Gandhi Regional Institute of Health and Medical Sciences. * Corresponding Author: Deptt. of ENT, NEIGRIHMS, Shillong, ...

The initiative has clearly drawn inspiration from the even larger and more ambitious Desertec project (www.desertec.org), which aims to build a grid connecting energy-hungry European countries with new solar facilities in sun-drenched North-African deserts (Curr. Biol. 19, R626–R627). With an overall price tag of over $500 billion, Desertec has secured support from several major companies and a...

ardekoul fault zone which is along nnw-sse is located in eastern iran and northern part of the sistan subzone. dextral strike-slip fault zone of ardekuol is made of six main segments including korizan (28 km), bohn abad (8.8 km), abiz (32 km), gazkoon (20 km), moein abad (30.4 km), ghal maran (12 km), and two minor segments including olang morgh (12.8 km) and seh pestan (9.6 km).  the studied r...

In this paper, the wintering characteristics of Eurasian Spoonbills (Platalea leucorodia) breeding in Carpathian Basin (Pannonian population) were analysed. The data 305 marked with colour-rings Hungary was used. A significant part, 80% Spoonbills, wintered Africa, while 20% spent winter Europe and only two birds Asian part western Turkey. most important sites central North Africa (in Algeria, ...