Monday, April 13, 2015

GROWTH OF POPULATION

GROWTH OF POPULATION
1.    Growth Rate 
It is the change in the number of people living in a particular area between any two points of time. It is expressed in terms of percentage (%). The growth rate of Bhutan was 1.3% per year.
                               Present Population – Past Population
Growth Rate =                                                                        × 100
                                              Past Population

2.    Natural Growth of Population
It refers to the difference between the natural birth rates and natural death rates.

3.    Positive Growth of Population
The population is said to be positive when the births rates are higher than the death rates in any given area for any given points of time.

4.    Negative Growth of Population
The population is said to be negative when the death rates are higher than the birth rates in any given area for any given points of time.

5.    Static Population
It is a situation where the population of a country remains constant for a short period of time. It is possible when birth rates and death rates are perfectly equal. OR Birth rates and Death rates are zero.

6.    Migratory Growth of Population
The population of an area increases due to influx (incoming) of people or population from other areas or the growth of population due to migration.

TRENDS OF POPULATION GROWTH IN BHUTAN
Bhutan is an under-populated country. Given its small geographical size of 38,394 sq.kms, the population of 6, 34,982 persons can be considered small. Even in the region of South Asia, Bhutan’s population is very small. But, the population in Bhutan show as increasing trend in the last 40 years or so...

In 1990s, the average annual growth rate was around 2.5% to 3 %. However, due to the planned efforts of the government through education and better health, the growth rate is showing decline in the recent years of about 1.3% per year as per PHCB 2005.

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