نتایج جستجو برای: atmospheric

تعداد نتایج: 77539  

سلطانی گردفرامرزی, طاهره, مفیدی, عباس, گندمکار, امیر,

For a synoptic analysis of high polluted days in 13 and 14 November 2007, a combinatorial synoptic analysis was used. From methodology prospect, the present study has utilized the "circular environment" synoptic approach and with respect to the restrictions on very high-polluted days in Mashhad city, the subjective synoptic analysis used for data processing and analyzing the prevailin...

2013
Thomas Cherian

This paper describes a LIDAR for atmospheric measurement and probing (LAMP). The LAMP system is a commercial LIDAR unit that uses the design of boundary layer LIDAR (BLL), an optical radar technology developed at the National Atmospheric Research Laboratory (NARL) for atmospheric applications. The LAMP technology is useful for remote monitoring of atmospheric particulate and clouds in the tropo...

ژورنال: سلامت کار ایران 2010
سلطان زاده, احمد, علیپور, احمد عباس, نقاب, مسعود,

 Background and aims Exposure to flour dust and related allergens is one of the most common causes of occupational airway disease (OAD) and occupational asthma (OA). The main purpose of this study was to investigate the respiratory effects of exposure to high atmospheric concentrations of flour dust. Methods This study was carried out in a local flour producing factory in Shiraz, in 1384. Sixty...

Journal: :international journal of environmental research 2012
b. balabanova t. stafilov r. šajn k. baèeva

lichen species (hypogymnia physodes and evernia prunastri) were used for biomonitoring thepossible air pollution with heavy metals in the vicinity of copper mine in the eastern part of the republic ofmacedonia. the contents of 18 elements were analysed by icp-aes and etaas techniques. for dataprocessing basic statistical methods and multivariate exploratory (factor and cluster analysis) techniq...

Journal: :international journal of environmental research 0
m.f. yassin department of environmental technology management, kuwait university, kuwait. faculty of engineering, assiut university, egypt m. al-harbi department of environmental technology management, kuwait university, kuwait

to enhance the understanding of the impact of obstacle buildings on pollution transportationand dispersion in the atmospheric boundary layer, it is necessary to know the atmospheric flow characteristics over terrains. wind flow characteristics in a boundary layer over a step-shaped cliff topography model with rough and smooth surfaces were studied numerically using computational fluid dynamics ...

Journal: :iranian journal of allergy, asthma and immunology 0
maría morales suárez-varela unit of public health, hygiene, and environmental care, department of preventive medicine, university of valencia, valencia, spain and ciber epidemiology and public health (ciberesp), spain and center for public health research (csisp), valencia, spain amparo gallardo-juan section of radiology, general hospital, valencia. spain luís garcía-marcos pediatric respiratory medicine and allergy units, 'virgen de la arrixaca' university children's hospital, university of murcia, spain natalia gimeno-clemente unit of public health, hygiene, and environmental care, department of preventive medicine, university of valencia, valencia, spain and ciber epidemiology and public health (ciberesp), spain and center for public health research (csisp), valencia, spain angel lópez silvarrey-varela foundation maría josé jove, a coruña, spain iñaqui miner-canflanca department of paediatrics, hospital de donostia, san sebastián, spain

atopic eczema (ae) is a chronic inflammatory skin disease that affects children and adults, and alters quality of life with a high morbidity rate and severe economic burden. the objective of the present work was to analyse specific atmospheric pollutants (o3, no, pm10 and so2) affecting the prevalence of diagnosed ae and its symptoms among 6-7-year-old schoolchildren. the participants included ...

Journal: :Remote Sensing 2022

Accurate atmospheric temperature and moisture profiles are essential for weather forecasts research. Satellite-based hyperspectral infrared observations meaningful in detecting profiles, especially over oceans where conventional can seldom be used. In this study, a HIRAS (Hyperspectral Infrared Atmospheric Sounder) Sounding System (HASS) was introduced, which retrieves using one-dimension varia...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2010
Barbara J Finlayson-Pitts

T he field of atmospheric chemistry is very broad, both in the problems addressed and in the approaches taken. Thus, it includes laboratory and theoretical studies, field measurements, and modeling, and addresses chemistry from the lower to the upper atmosphere, in remote and polluted regions, from marine to continental areas, and both outdoors and indoors. Given this complexity, it is impossib...

2012
E. Simoncini

Introduction Conclusions References

Journal: :Philosophical transactions of the Royal Society of London. Series B, Biological sciences 2010
Wei Wu Yangang Liu

A new one-dimensional radiative equilibrium model is built to analytically evaluate the vertical profile of the Earth's atmospheric radiation entropy flux under the assumption that atmospheric longwave radiation emission behaves as a greybody and shortwave radiation as a diluted blackbody. Results show that both the atmospheric shortwave and net longwave radiation entropy fluxes increase with a...

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