نتایج جستجو برای: the population growth
تعداد نتایج: 16303255 فیلتر نتایج به سال:
A preliminary foray into recent research on physical environmental conditions in Kota Ambon, reveals disturbing trends of ecosystem degradation and decline in quality of life for urban residents. Rapid population growth and urbanization activities have taken a massive toll on Ambon’s coastal environment, and in turn, environmental degradation is progressively undermining the quality of life of ...
The last decade in Rwanda’s history has been one of transition and rebirth. Ten years ago, the country was emerging from several years of strife and civil conflict; in 2009, urban and rural areas are energized with the promise of steadily improving economic, social, and health conditions. Despite this impressive transformation, Rwanda faces various challenges, many related to the complex relati...
عنوان: بررسی اوضاع فرهنگی گیلان (از انقلاب مشروطیت تا به قدرت رسیدن رضا شاه ) نویسنده: افضل افشاری سال :90-1389 استاد راهنما: دکتر ابوطالب سلطانیان استاد راهنما: دکتر حسن کهنسال واجارگاه چکیده: این پژوهش می کوشد اوضاع فرهنگی گیلان را از دور? مشروطیت تا ظهور رضا خان بررسی نماید و کم و کیف آن را آشکار سازد. انقلاب مشروطیت دو دستاورد مهم فرهنگی را در پی داشت؛ یکی انتشار گسترد? مطبوعات د...
food safety is considered as an important world concern. the detection of pathogen and toxic materials in food has an important role in public health care. in recent years, the applications of microbial biosensor have been developed as a new approach for toxicity control. luminescent microbial biosensor is an appropriate biological tool for protection of natural environment. this type of biosen...
پیش بینی سری های زمانی موضوع بسیار مهمی است که کاربردهای فراوانی در زمینه های مختلفی چون پیش بینی نرخ ارز، پیش بینی قیمت سهام ، پیش بینی آب و هوا و غیره دارد. در سال های اخیر تلاش های بسیاری در جهت توسعه و بهبود عملکرد روش های پیش بینی صورت گرفته است. به دلیل عملکرد بهتر روش های غیرخطی در پیش بینی سری های زمانی به خصوص سری های زمانی آشوبگرا، در این تحقیق دو مدل پیشنهادی برپایه روش های غیرخطی بر...
abstract: research purpose: the purpose of this research is to identify academic databases assessment factors and criteria at law and political science majors. the necessity of this research is to distinguish academic databases assessment factors and criteria and to identify the most important ones and rank them in order to select an appropriate database according to students’ and faculty memb...
the world population experienced demographic changes at an unprecedented pace. According to United Nations estimates, the world’s population was 2.521 billion in 1950 and 6.055 billion by mid-2000. This represents a mean annualized growth rate of 1.75 percent per year,and 2.09 percent per year for developing regions. At the same time,average life expectancy at birth worldwide increased by 9.5 y...
the ability to speak two languages in the world is a remarkable achievement. there is a good reason to believe that bilingualism is the norm for the majority of people in the world because 70% of the earth’s population are supposed to be bilingual or multilingual. various investigations have shown that the native language impacts foreign word recognition, and this influence is adapted by the de...
in this thesis, barium ferrite nano particles were prepared by sol-gel method. their structural and magnetic properties of samples have been investigated using thermo gravimetric analysis (tg-dta), x-ray powder diffractometer (xrd), fourier transform infrared (ftir), scanning electron microscopy (sem), field emission scanning electron microscopy (fesem), ac susceptometer, vibrating sample magne...
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