نتایج جستجو برای: climate

تعداد نتایج: 170276  

2013
Yong Luo Han Y. H. Chen

Understanding climate change-associated tree mortality is central to linking climate change impacts and forest structure and function. However, whether temporal increases in tree mortality are attributed to climate change or stand developmental processes remains uncertain. Furthermore, interpreting the climate change-associated tree mortality estimated from old forests for regional forests rest...

Journal: :محیط شناسی 0
شاهو کرمی دانشگاه پیام نور تهران سید محمد شبیری دانشگاه پیام نور تهران حمیدرضا جعفری دانشگاه تهران

introduction climate change is a change in the statistical distribution of weather patterns when it lasts for an extended period of time. climate change may refer to a change in average weather conditions, or in the time variation of weather around long-term average conditions. climate change is caused by factors such as biotic processes, variations in solar radiation received by earth, plate t...

Journal: :Philosophical transactions. Series A, Mathematical, physical, and engineering sciences 2010
Tim Woollings

Climate science is coming under increasing pressure to deliver projections of future climate change at spatial scales as small as a few kilometres for use in impacts studies. But is our understanding and modelling of the climate system advanced enough to offer such predictions? Here we focus on the Atlantic-European sector, and on the effects of greenhouse gas forcing on the atmospheric and, to...

2010
Hari M. Osofsky

Climate law is increasingly recognised as a field in its own right, albeit still one in its infancy. The scope of climate law and its underlying legal constructs thus remain unsettled, making the practice of climate law both exciting and challenging. Adjudicating Climate Change: State, National, and International Approaches reflects this dual nature of climate law. Its treatment of the topic of...

Journal: :مدیریت شهری 0
amir khosrojerdi mostafa fallah

a sensitivity analysis of the flood safety of solaimantangeh dam using a regional climate change simulation is presented. based on the output of the ccsm (community climate change system model) general circulation model, the nircm (north of iran regional climate model) computes regional scale output with 50 km spatial resolution and 21 vertical layers. using the sres (special report emission sc...

Journal: :international journal of occupational and environment medicine 0
sc walpole north yorkshire and east coast deanery s singh school of population health, university of auckland n watts international federation of students’ associations (ifmsa)

[no abstract available]

Journal: :desert 2012
a r massah bavani s poormohammadi m t dastorani m. h. rahimian

this research studies the potential impact of climate change on future trend and changes of two well known drought indicators namely rdi and spi in yazd meteorological station, in central part of iran. for this purpose, data of hadcm3 model that were resulted from gcm-runs based on the ipcc-sres scenarios of a2 and b2 were acquired and analyzed for projection of daily tmin, tmax and precipitati...

Journal: :journal of occupational health and epidemiology 0
f kiani allameh tabataba’i university a borjali allameh tabataba’i university k farhbakhsh allameh tabataba’i university n farokhi allameh tabataba’i university

background: an important factor in the prevention of industrial accidents is the ability of employees to maintain awareness of the work situation, understand the information it holds, and predict how situations will develop. in the present study, we examined the role of fatalistic beliefs and safety climate in predicting occupational situation awareness (sa) among workers.   materials and metho...

Hassan Akbari, Saeid Teshnehdel

Today, access to sustainable environment for more presence of humans in open space should improve the quality of open spaces and human thermal comfort. Hence, the courtyard as an open space is an important element in solar radiation absorption and providing thermal comfort. The aim of this paper is to investigate the climatic performance of traditional courtyard houses, according to shading ...

This study investigates the effect enclosure on some soil characteristics in two different climates; include semi-arid climate (Incheh boron region) and Cold climate of semi-humid (Chahar bagh) in Golestan province. In order to do soil sampling by the systematic-random methods, 5 transect were used in each areas and Physical and chemical properties were measure. T-test method was used in order ...

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