نتایج جستجو برای: rapid growth of world population

تعداد نتایج: 21327990  

Journal: :International Journal of Environmental Research and Public Health 2018

Gaurav Singh, Mohammad Shakeel Khan

It is found for the last two decades that there has been a rapid rise of PPPs across the world. A government in developing countries like India is using PPP arrangements for improved delivery of infrastructure services and social services. Public Private Partnerships which are an integral part of the new paradigm of good governance policy is the most recent addition in the world of society and ...

2009
Haiping Wang

During the past three decades, the insurance industry has developed from a virtually nonexistent industry to a large, open industry. This fast growing economy coupled with the largest population in the world, rising personal income, and economic system reform could not only explain the rapid growth of China's insurance industry, but also foretell the increasing importance of China's insurance m...

Journal: :Pakistan journal of humanities and social sciences 2023

It is estimated that 50% of the world's population living on only 2% land area. Population scientists also believe urban will increase from 80% to 90% by 2030 which why growth a significant problem in developing world. Rapid urbanization has created many problems like haphazard development, disturbance ecological system, shortage shelter and food polluted environment, lack basic facilities, tra...

Environmental pollution and rapid depletion are among the chief concerns about fossil fuels such as oil, gas, and coal. Renewable energy sources do not suffer from such limitations and are considered the best choice to replace fossil fuels. The present study develops a mathematical model for optimal allocation of regional renewable energy to meet a country-wide demand and its other essential as...

Understanding the Pattern of Physical-Spatial Development of Cities in Arid Areas (Case Study: City of Bafgh) Hasan Hekmatnia  Assistant Professor, Department of Geography , Payame Noor University Extended Abstract 1- Introduction Investigation of the stages of physical growth and development of cities shows that technological change over the past century, especially in transpo...

The emergence of new neighborhoodsin historical cities like Isfahan has been due to rapid population growth regardless of the context circumstances and in an attempt to meet the need for housing. On the other hand, old neighborhoods could not often form suitable environments for life because of incapability to meet the needs and wishes of the residents.Contrary to this situation, new ideas and ...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده فنی 1390

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...

World industrialization and population growth are the main reasons for the increase in environmental contamination with aromatic hydrocarbons. The presence of these compounds in the environment leads to a variety of stresses in plants and finally reduces their growth. Pyrene is one of the major toxic contaminants belonging to polycyclic aromatic hydrocarbons. Hence, in this research, the effect...

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