File Name: population characteristics and change in india .zip
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- Glossary of Demographic Terms
- Changes in population characteristics and their implication on public health research
- Population Characteristics
Population estimates are generally drawn from one point in time to study disease trends over time; changes in population characteristics over time are usually not assessed and included in the study design. We evaluated whether population characteristics remained static and assessed the degree of population shifts over time. The analysis was based on the New York State and census data with adjustments for changes in geographic boundaries.
Glossary of Demographic Terms
Abortion Rate The number of abortions per 1, women ages or in a given year. It is defined by the occurrence of any of more than 20 opportunistic infections or HIV-related cancers. Age-Dependency Ratio The ratio of persons in the ages defined as dependent under 15 years and over 64 years to persons in the ages defined as economically productive years in a population. Age-Sex Structure The composition of a population as determined by the number or proportion of males and females in each age category. The age-sex structure of a population is the cumulative result of past trends in fertility, mortality, and migration.
Changes in population characteristics and their implication on public health research
Not a MyNAP member yet? Register for a free account to start saving and receiving special member only perks. While there has been a steady increase of population growth during the past two or three centuries, it has been especially rapid during the past 20 years. To appreciate the pace of population growth we should recall that world population doubled in about 1, years from the time of Christ until the middle of the 17th century; it doubled again in about years, doubled again in less than , and, if the current rate of population increase were to remain constant, would double every 35 years. Moreover, this rate is still increasing.
Same Environment, Stratified Impacts? Kulkarni, Vani S. Kulkarni, and Raghav Gaiha. Behrman, Jason M. Fletcher, Carlos A.
Demographic change in India is opening up new economic opportunities. theoretical and empirical literature on the effect of demographics on labor supply, hashimototorii.org.
Items in Shodhganga are protected by copyright, with all rights reserved, unless otherwise indicated. Shodhganga Mirror Site. Show full item record. The subject geography involves wide range of knowledge therefore Geography is divided into two main branches i.
India is the second most populated country in the world with nearly a fifth of the world's population. According to the revision of the World Population Prospects   the population stood at 1,,, Between and , the population doubled to 1. India is projected to surpass China to become the world's most populous country by
The world is experiencing unprecedented demographic change 1. Since the early 20th century, the human population has increased from 2 billion to over 7 billion, and that figure is expected to reach 10 billion by the end of the 21st century 1. Other significant population changes have to do with new and varied fertility patterns including adolescent maternity , mortality, migration, urbanization, and aging. In this context, it is essential to describe the main features of population trends in the countries of the Americas in order to identify and analyze their implications for health. The importance of demographic dynamics is two-fold.
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If you create an account, you can set up a personal learning profile on the site. Population composition is the description of the characteristics of a group of people in terms of factors such as their age, sex, marital status, education, occupation, and relationship to the head of household. Of these, the age and sex composition of any population are most widely used. For further information, take a look at our frequently asked questions which may give you the support you need. Skip to main content.
Стратмор понял, что она смертельно напугана. Он спокойно подошел к двери, выглянул на площадку лестницы и всмотрелся в темноту. Хейла нигде не было. Тогда он вернулся в кабинет и прикрыл за собой дверь, затем заблокировал ее стулом, подошел к столу и достал что-то из выдвижного ящика. В тусклом свете мониторов Сьюзан увидела, что это, и побледнела.