نتایج جستجو برای: the planet will face severe environmental crises ruttan 1993

تعداد نتایج: 16191679  

2017
Fahimeh Hosseinnezhad

Industrial and technological change and increased urbanization has altered the face of nature. And nature is being consumed in the production of material goods. Environmental crises such as the condition of Lake Urumieh in north western Iran demonstrates that unregulated use of the natural environment disrupts ecosystems that threaten the survival of plant species, animals and humans. Environme...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه صنعتی (نوشیروانی) بابل - دانشکده مهندسی مکانیک 1389

due to the limiting workspace of parallel manipulator and regarding to finding the trajectory planning of singularity free at workspace is difficult, so finding a best solution that can develop a technique to determine the singularity-free zones in the workspace of parallel manipulators is highly important. in this thesis a simple and new technique are presented to determine the maximal singula...

2009
Keiko Aso Masako Izawa Asako Higuchi Shinobu Kotoh Yukihiro Hasegawa

Adrenal crises (ACs) sometimes progress rapidly and can be fatal. The aims of the present study were to reveal whether stress doses of glucocorticoids (SDGs) can prevent progression of severe ACs and to suggest a method of prevention, through analysis of its clinical features. We studied 24 severe ACs (nine patients) that occurred after diagnosis of primary or secondary adrenal insufficiency, r...

Journal: :Open Schools Journal for Open Science 2020

پایان نامه :دانشگاه تربیت معلم - تهران - دانشکده ادبیات و علوم انسانی 1391

abstract global financial crisis has created too many problems in relations among governments. among these problems, the issue of global monetary management, more than every time in the past four decades, has been moved in the center of international economic attentions. a problem which is specially known with the monetary hostility between united states and public republic of china. where ar...

Journal: :محیط شناسی 0
طیبه اکبری راد دانشگاه آزاد اسلامی واحد تهران شمال، استادیار گروه الهیات و معارف اسلامی، رشته علوم قرآن و حدیث

environmental degradation all over the world is one of the three major concerns of the human being. depletion of fresh water sources on earth, ozone layer depletion, soil degradation, intensive farming, climate change and temperature increase, biodiversity loss, population increase, poverty, pollution, extinction of rare species, biological extinction and endangered species are the main environ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس 1389

in the past couple of decades sociocultural theory of sla and its implications in efl contexts have attracted attentions of research circles worldwide and aroused some controversies. firth and wagner (1997) have questioned the principles of the cognitive view which gives importance to mental constructs in favor of sociocultural view which highlights social and contextual constructs. but if soci...

Journal: :Anthropologie et Santé 2021

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سیستان و بلوچستان 1390

during natural gas processing, water in natural gas may cause to hydrates formation in pipelines which may lead to serious damages to process equipments. given the problems raised by present of water in natural gas, glycol solvent uses to remove water.in contact of glycol with gas always an amount of btex and voc absorb along with water, which on glycol recovery process, these substances separa...

2012
Ted Schrecker

The world economy is entering an era of multiple crises, involving finance, food security and global environmental change. This article assesses the implications for global public health, describes the contours of post-2007 crises in food security and finance, and then briefly indicates the probable health impacts. There follows a discussion of the crisis of climate change, one that will unfold...

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