Population

 A population is defined as a group of individuals of the same species living and interbreeding within a given area


Individuals of a population can be distributed in one of three basic patterns: they can be more or less equally spaced apart (uniform dispersion), dispersed randomly with no predictable pattern (random dispersion), or clustered in groups (clumped dispersion).


What are the 4 major types population 
They are:
  • Finite Population.
  • Infinite Population.
  • Existent Population.
  • Hypothetical Population.


There are three factors that influence population change: birth rate, death rate, and migration. Though one or two of these factors can influence a population in a particular area, all three impact population change. This section will define these factors and explore what can cause them to shift.

What are the 10 causes of population growth?
Causes of population growth
  • Fertility rates.
  • Increase in longevity.
  • International migration.
  • Increase in climate change.
  • Decreased food security.
  • Impact on biodiversity loss.
  • Overexploitation of resources.

What is the meaning of urbanisation?
Urbanisation is the increase in the proportion of people living in towns and cities.

What was the main cause of the process of urbanization?
Industrialization is the process that takes an agricultural economy and transforms it into a manufacturing one. Mass production and assembly lines replace manual and specialized laborers. The process has historically led to urbanization by creating economic growth and job opportunities that draw people to cities.
What are the problems with urbanization?
Poor air and water quality, insufficient water availability, waste-disposal problems, and high energy consumption are exacerbated by the increasing population density and demands of urban environments. Strong city planning will be essential in managing these and other difficulties as the world's urban areas swell.

How can we control urban growth?
12-Step Program for Coping with Sprawl
  1. Design with Nature. Row after uniform row of suburban sameness robs cities of their sense of place. ...
  2. Mix Housing Styles. ...
  3. Adaptive Reuse. ...
  4. Big Porch, Small Lawn. ...
  5. Retrofit Strip Malls. ...
  6. Kill the Cul-de-sac. ...
  7. Protect Agricultural Lands. ...
  8. Plant Trees Along Sidewalks.

What is the meaning of fertility rate?
The fertility rate at a given age is the number of children born alive to women of that age during the year as a proportion of the average annual population of women of the same age.

Birth rate: Birth rate is also termed natality and refers to the number of births occurring in a year per thousand of the total population.

 Death rate: Death rate is also termed mortality and refers to the number of deaths occurring in a year per thousand of the total population
What is the meaning of infant mortality rate?
Infant mortality rate is the probability of a child born in a specific year or period dying before reaching the age of one, if subject to age-specific mortality rates of that period.

What is the definition of population growth?
Population Growth can be defined as the increase in the number of people in a given area. Population growth can be measured in a neighborhood, country, or even global level! You can imagine how difficult it may be for each country to accurately count its population.

What is the definition of life expectancy in a sentence?
​the number of years that a person is likely to live;

Sources of population data
From sources across the web





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