Destinations frequently impacted by dust storms originating from southwest Iran

نویسندگان

چکیده

Deserts can be considered as one of the main sources dust emissions they are highly vulnerable to wind erosion, i.e. The lack vegetative cover, well low soil wetness, contribute release particles by erosion. present study examines seasonal variation in sand and storms (SDSs) originating from war-impacted semi-arid bare lands affected chemical warfare located southwest Iran for period 2007–2018. It employs a synthesis satellite observations Hybrid Single-Particle Lagrangian Integrated Trajectory (HYSPLIT) model trajectories. A regression analysis between annual/seasonal absorbing aerosol index distribution selected parameters indicated strong correlation with surface skin temperature, topsoil layer 10-m speed. During both cold warm periods, Kuwait Persian Gulf were episodic incursions identified maximum impact zone (frequency 100%). was about 12% total air masses during period, which increased 74% period. Regarding vulnerability high regions presumably contaminated potentially toxic elements (PTEs) compounds, may have been continuously transported over winds, not only surrounding region but also long distances including agricultural land marine environment. area would possibly pose danger environment human health; therefore, detailed site characterization investigate degree contamination PTEs compounds is warranted.

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ژورنال

عنوان ژورنال: Atmospheric Research

سال: 2021

ISSN: ['1873-2895', '0169-8095']

DOI: https://doi.org/10.1016/j.atmosres.2020.105264