نتایج جستجو برای: changes in land

تعداد نتایج: 17035181  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده زبانهای خارجی 1388

this study investigated the potential role of age in inductive and deductive grammar learning among iranian foreign language learners. the experimental population consisted of our randomly selected samples including two groups of children (with age of exposure to english within 8-13), and two groups of adults (with age of exposure to english within 11-13). thus, the comparison was between ch...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1389

the caspian sea contains great resources of oil and gas. the caspian sea is a 700- mile- long body of water in central asia, land located between azerbaijan, iran, kazakhstan, russia and turkmenistan. iran was challenges and opportunities in the caspian region. key question in this thesis includes three section that first question, opportunities of iran in the caspian region, second question ch...

Journal: :محیط زیست طبیعی 0
آصف درویشی دانشجوی کارشناسی ارشد محیط زیست دانشکدۀ منابع طبیعی دانشگاه صنعتی اصفهان سیما فاخران استادیار گروه محیط زیست دانشکدۀ منابع طبیعی دانشگاه صنعتی اصفهان علیرضا سفیانیان استادیار گروه محیط زیست دانشکدۀ منابع طبیعی دانشگاه صنعتی اصفهان مهدی قربانی استادیار گروه مرتع و آبخیزداری دانشکدۀ منابع طبیعی دانشگاه تهران

large scale land use/cover changes and habitat fragmentation is a major factor in the distribution and functioning of ecosystems. for analysis the relationship between land use changes and their impacts on biodiversity, land cover and land use information is needed at different scales. the main goal of this study was to quantify the land use/ cover changes in arasbaran biosphere reserve, northw...

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده علوم انسانی 1390

abstract al- muntazam by ibn al -jawzi is one of the greatest the book ancient book of texts on history of islam in the 6th century.it is very important one;because of including rare reports which are not found any where.in addition to historical reports,his outlook , in which embodies information on mythologies, milal wa nihal (sects and creeds), geography, and political, social and religiou...

Land use/cover change is one of the main factors in environmental changes. The changes directly affect the value of ecosystem services. The purpose of this research is to evaluate the effect of land use/land cover change in the Kashkan area on its ecosystem services. This research was carried out in three stages, including the analysis of land cover changes, prediction of changes, and carbon st...

Journal: :اکو هیدرولوژی 0
محسن ایرانمهر دانشجوی کارشناسی ارشد محیط زیست دانشکدۀ منابع طبیعی، دانشگاه صنعتی اصفهان سعید پورمنافی استادیار گروه محیط زیست دانشکدۀ منابع طبیعی، دانشگاه صنعتی اصفهان علیرضا سفیانیان دانشیار گروه محیط زیست دانشکدۀ منابع طبیعی، دانشگاه صنعتی اصفهان

in the recent years, human activities have led to changes in land use and land cover, consequently, these changes lead to the structure and function of ecosystems. spatial-temporal change detection of land use is important to understand the relationships and interactions between human and natural resources and to make appropriate decisions due to changes in land use and land cover occurs in bro...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه لرستان - دانشکده ادبیات و علوم انسانی 1391

abstract governing was disorganized for years, when mongols attached to iran and it caused to clearing way for interference of mongols princes. dispatching of holaku to the west culminated in establishing iilkhanan government. holakus activities in destruction of abbaasis government and activities which shows his staying in iran, made force oulus juji to comparison against iilkhanis gover...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه شیخ بهایی - دانشکده زبانهای خارجی 1391

phatic communion is a cultural concept which differs across cultures. according to hofstede (2001), the u.s. tends to have individualistic culture; however, asian countries tend to have collectivistic cultures. these cultures view phatic communion differently. in individualistic cultures like u.s., phatic communion reflects speakers’ socio-cultural relationships in conversations. to see whether...

Journal: :journal of tethys 0

this study emphasized the ability of genetic algorithm and cellular automate to simulate urban land use changes by integrating adaptive model. the most important part of modeling is to define transition rules.  in this research, a cellular automata model in dinamica ego software was used coupled with genetic algorithm. according to disability of the software for manipulating large number of var...

Journal: :اکو هیدرولوژی 0
مهدی وفاخواه دانشکده منابع طبیعی دانشگاه تربیت مدرس محمدرضا جوادی استادیار دانشگاه آزاد اسلامی واحد نور جوانشیر نجفی مجد دانشجوی کارشناسی ارشد آبخیزداری دانشگاه آزاد اسلامی واحد نور

due to the importance of the role of land use changes on runoff changes, several studies have taken place to develop models with simulating land use changes. in this study, the l-thia model was used for estimating the runoff made by land use changes in chalousrud watershed. results of runoff modeling using l-thia model showed that runoff depth increased from 422.98mm to 809.168mm during 1984 to...

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