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Friday, September 20, 2019

POPULATION EXPLOSION (SHORT NOTE)

MEANING

Population explosion occurs when death rates start  falling rapidly  but birth  rate remains stable or high.

REASON FOR POPULATION EXPLOSION

1.HIGH BIRTH RATE

1.Economic Facrors

2.Social Factors



2.LOW DEATH RATE


1.Control of Epidemics

2.Control of famines

3.Improved Medical Facilities

4.Impect of Economic Growth


S No
ECONOMIC FACTORS
EXPLANATIONS
1
Poverty
The economic cost of bearing and upbringing an  additional child is less than the expected benefits for a poor family. An additional child in the family would mean more earning hands as the children start earning at a very early age and prove to be an asset for the family. Further, the high infant mortality rate among poors because of deficient diet, lack  of  medical facilities, unhealthy  living conditions, etc causes the low survival rate. In order to ensure that some children survive, poor people tend to have large number of children.
2
Predominance of
Agriculture
The agrarian country like India adopts primitive techniques of production which is mainly family based. Thus an additional child in the family can always be absorbed on the family land.
3
Slow Urbanization
Process
In India the process of urbanization has not been accompanied by the social change that favors low birth rates. The social system and family structure of rural life seem to survive in the city and towns.




S No
SOCIAL FACTORS
EXPLANATIONS
1
Universality of
Marriage
Marriage is both a religious and a social necessity in India especially among women. The universal marriage among women directly leads to high birth rate.
2
Early Marriage of
Women
The marriage of girls take place in early years of youth, and sometimes even in childhood. This causes an increase in the fertility rate as women tend to have greater reproductive time span in case of early marriage.
3
Religious and Social Superstitions
Most Indians on account for religious and social attitudes prefer sons because of the belief that certain rites can be performed only by him and none else. Son is also looked upon to provide continuity to family lineage. This desire contributes to high birth rate.
4
Lack of Social
Security
The social security schemes like old age pension, health insurance etc are not available to the poor masses in India. The children are expected to look after parents in the old age. The larger family is seen as a greater security for the parents.
5
Illiteracy and Ignorance
The widespread illiteracy among people in general and women in particular has caused ignorance about benefits of small family size and the use of devices of birth-control among the masses. People will not shed irrational ideas and religious superstitions like child is a god gift unless there is a spread of education.
6
Joint                      Family System
Joint family system prevails in many parts of the country. In the joint family system the resources are pooled up and expenses are shared. This system is a sort of security to the old, the invalid and the unemployed as each member shares the responsibility of others. The children are not burden on the parents individually and so pressure to limit the family size is not felt.
7
Limited use of family planning methods
The use of family planning methods continues to be restricted to urban areas. The facilities for family planning are very limited in rural areas. The non-availability of birth control devices has been an important contributory factor in keeping the birth rate high.


CASUES OF LOW DEATH RATE
S No
CAUSES
EXPLANATIONS
1
Control of Epidemics
In the early years of the 20 century, epidemics took a heavy toll of life in India. The increased availability of effective medicines and improvement of healthcare facilities have controlled the occurrence of epidemics like plague, small pox, malaria etc.
This has contributed to substantial reduction in the death rate.
2
Control of Famines
Famines were almost a regular occurrence in India in the early years of planning which causes large number of starvation deaths. The improvement in the means of transport and communication has effectively managed the spread of famines.
3
Improved Medical Facilities
The increased investment in health and medical care facilities and development of health centers in the far-flung rural areas has prevented deaths due to timely availability of medical aid.

4
Impact of Economic Growth
Economic growth of the country has a significant impact on the fall in the death rate. The improved incomes and living standards of people have improved their health and nutritional levels. The improvement in personal hygiene and sanitary conditions has prevented the spread of communicable diseases. The improved literacy level has created a awareness on preventive measures for better health. The life expectancy of an average Indian has increased. The special poverty alleviation and social welfare programmmes that aimed at providing basic needs such as pure drinking water, healthcare facilities, and wage employments have contributed to better life and lower death rate.