Population density
It is defined because of the number of persons per square kilometer of land. The population density of a rustic is often expressed mathematically as:
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Population density = Total population
Land area
- Total population = population density X acreage
III. acreage = Total population
Population density
Population density may either be high or low counting on the number. Of individuals during a specified area of the country. Generally, high population density occurs where.There are many of us in a neighborhood. Which results in overpopulation.Similarly,a coffee population density refers to a situation. Where there are few people during a specific area of land.
Aging or Declining Population
This is an increasing percentage of Old people.while the relative percentage of youngsters and workers is decreasing. An aging or declining people is additionally. Referred to as a stationary or static people. Factors liable for an aging people are as follow:
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Decrease in birth rate: A fall or decrease in birth rate.Generally results in a declining population. This could be thanks. To the implementation of contraception and late marriages.
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Increase in death rate: An increase or increase within the death rate of the young ones.Through epidermic or poor medical facilities.Generally results in a discount within the number of individuals within the country.
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Emigration: The movement of young men or youth out of a rustic.Also can cause a declining population.
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War: The existence of war also cause a declining people. As able-bodies youth are lost during the war.
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Diseases: The outbreak of disease also can cause a decrease in population.As this reduces the number of young ones within the country.
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Natural disasters: Natural disasters like floods, earthquakes, etc.Can cause a declining population. Especially when the young ones are mostly affected.
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Poor medical facilities: Poor medical facilities.Generally cause a decrease in population.And when the young ones are the victims.The aging population is sure to set in.
Advantages of Declining or Decreasing Population
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Reduction in government expenditure: A declining population has fewer people. To cater for and as a result.There’ll be a discount on the expenditure by the government.
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High standard of living: Standard of living has something.To try to to with the number of individuals.Including increasing resources.This may cause a rise in per capita income. Which can end in a higher standard of living.
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Reduction in congestion: As a result of a decrease in the number of individuals. There’ll be a corresponding decrease in congestion in terms of human, accommodation, and vehicle traffic.
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Creation of jobs: As a result of an increase in the number of old people.There’ll be the creation of more employment opportunities for the few labor pool.
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Increase in savings: With decreasing people. There’s a rise in savings on the part of the government.
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Increase in investment: As a result of the rise in savings. There’ll be enough capital for investment in important sectors of the economy.