نتایج جستجو برای: taklamakan

تعداد نتایج: 52  

Journal: :پژوهش های جغرافیای طبیعی 0
سمیه ناصرپور کارشناس ارشد اقلیم شناسی دانشگاه خوارزمی تهران بهلول علیجانی استاد دانشکدۀ علوم جغرافیایی دانشگاه خوارزمی تهران و مدیر قطب علمی تحلیل فضایی مخاطرات محیطی پرویز ضیائیان دانشیار دانشکدۀ علوم جغرافیایی دانشگاه خوارزمی تهران

introduction the dust storms are one of the climatic hazards in the dry climates of the world. they cause many damages to the environment and humans. one of the aspects of a study to understand the origin of this phenomenon is the formation of foci in the recent years in the areas of research. it has been done in the central regions. the dust storms have gained global scale. this has demonstrat...

2007
Edward Derbyshire

Atmospheric aerosols include gases and liquids, as well as solid particles. They include material derived from both oceans and landmass, as well as particles that form within the atmosphere, such as sulfates. Solid particles entrained in the atmosphere by detachment from poorly vegetated surfaces (the process of deflation) include, for example, rock and mineral dust, fine mineral aggregates, fi...

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