Population Information

1
Population Information
2
Demography

• Demography is the study of population.
• Why study population?
• The increasing population of human beings is an
  important issue.
• Also to understand a nation, province, region.

3
Demography Census

• A census is conducted to receive information
  about population.
• People go door to door in less developed
  countries, or in more developed countries, the
  census is sent through the mail.

4
Demography Census

• What information is collected in a census?
• Religion
• Age
• Gender
• Language
• Education

• Income
• Occupation
• Marital Status
• Nationality
• And much more

5
Demography Census

• Factors Influencing Inaccuracies
• Homelessness
• Isolation
• Confusion of questions
• Privacy Issues (Income)
• Fear of entering bad neighborhoods

6
Demography Census

• Problems from Inaccuracies
• Unfair political representation
• Levels of funding are not suitable
• Lack of funding for homeless people
• Difficulty comparing nations
• Faulty government representation

7
Demography Census

• How often is a census conducted?
• Every 5 years in Canada
• Varies depending on other nations

8
Factors Affecting Population Changes

• 1. Birth Rates
• The number of live births per 1000 people, per
  year.

9
Factors Affecting Population Changes

• Factors Determining Birth Rates
• The number of women who are capable of having
  children
• Culture and Religion
• Healthcare, medical conditions, and education
• Economic status
• Government policies (China's one child policy,
  baby bonuses)
• Methods of contraceptives available

10
Factors Affecting Population Changes

• 2. Death Rate
• The number of deaths per 1000 people, per year.
•  

11
Factors Affecting Population Changes

• Factors Determining Death Rate
• Healthcare, medical conditions, and education
• Availability of food, and drinking water
• Economic development
• War and famine
• Environmental disasters
• Fertility Rates

12
Factors Affecting Population Changes

• 3. Immigration
• The movement of people to a country. This can be
  significant because more developed countries
  accept more people, and therefore their
  population increases quickly.

13
Factors Affecting Population Changes

• Pull Factors
• Good social programs (healthcare, education)
• Clean environment
• Friends and Family
• Work

14
Factors Affecting Population Changes

• 4. Emigration
• People leaving a country.
•  

15
Factors Affecting Population Changes

• Push Factors
• Lack of jobs
• Poor education systems
• Lack of democracy
• War
• Natural disasters

16
Population Density

• Population Density - The average number of people
  living in a specific area. It is expressed by the
  number of people per square kilometer.

17
Population Density

• Arithmetic Population Density
• This gives  you the technically correct density,
  but it gives people the wrong impression because
  it is the total number of people divided by the
  total land area

18
Population Density

• Physiological Population Density
• This gives you a more accurate idea of the
  population density. It is the total number of
  people divided by the total area of cultivated
  land.
•  

19
Overpopulation

• An area is considered over populated when the
  needs of the people cannot be fulfilled by the
  land they are living on. The carrying capacity of
  the land is exceeded when it is overpopulated.