Grade 12 World Issues – Unit 2 – Demographics Demographic Definitions Population Pyramids More...
-
Upload
amy-wilkerson -
Category
Documents
-
view
214 -
download
0
Transcript of Grade 12 World Issues – Unit 2 – Demographics Demographic Definitions Population Pyramids More...
Grade 12 World Issues – Unit 2 – Demographics
Demographic Definitions
Population Pyramids
More Demographics
Theories
1 1 1 1 1
2 2 2 2 2
3 3 3 3 3
4 4 4 4 4
5 5 5 5 5
Africa
The number of births in a country for every thousand
people in the population.
What is Birth Rate?
Immigration Rate subtract
Emigration Rate
What is Net Migration Rate?
The percentage of a country’s population who are under the
age of 15 and over 65 that must be supported by the
independent, working population.
What is Dependency Load?
2.1
What is the Replacement Rate that would
produce a Natural Increase Rate
of zero?
How long it takes a country’s population to
double.
What is
Rule of 70 or
Doubling Time?
These are the two factors within a population that a
Population Pyramid illustrates.
What are
AGE and SEX DISTRIBUTION?
The type of population growth shown in a Population Pyramid
with lots and lots of young people and few old people.
What is
RAPID GROWTH or
RAPID EXPANSION?
The term or name given to groups of ages such as
0-4, 5-9, 10-14, 15-19 and so on…
What are
AGE COHORTS?
The type of Population Pyramid that has a population that is
shrinking due to a low birth rate and a stable death rate.
What is
NEGATIVE or
DECLINING GROWTH?
A reason other than declining births and high death why a Population Pyramid would show a Declining Population.
What is increased emigration?
This desert is 25%
of Africa’s land mass
What is
the Sahara Desert?
54
What is
the NUMBER OF COUNTRIES in Africa?
3,000 people every day
What is
the number of people dying of AIDS daily in Africa?
Between 1500 and 1800, an estimated 8-12 million
Africans became this.
What is
a SLAVE?
This historic settling of Africa established arbitrary borders between African tribes and
societies.
What is
EUROPEAN COLONIALISM?
In 2005 Canada, 7.3 people died
per every 1,000 people
What is
DEATH RATE?
The number of people who permanently leave a
country.
What is
EMIGRATION?
It combines Natural Increase Rate (NIR)
plus Net Migration Rate (NMR).
What is
POPULATION GROWTH RATE?
The average number of children that each woman will
have in her reproductive years.
What is
FERTILITY RATE?
The process that led to a stabilization of
population growth in the last century the more
highly developed countries.
What is
DEMOGRAPHIC TRANSITION?
The human population that could thrive
without harming the earth while sustaining a high standard of living
for all people.
What is
OPTIMUM POPULATION?
The theory that suggests human population would increase
faster than food supply and, as a result, the standard of
living would decrease. However, “negative checks” such as famine, disease and
war would balance out population growth.
What is
MALTHUSIAN THEORY?
He wrote The Population Bomb predicting the world would
experience famines between 1970 and 1985 due to
population growth outstripping resources.
Who is
PAUL EHRILICH?
Maximum number of individuals the
environment can sustain indefinitely.
What is
CARRYING CAPACITY?
Julian Simon supported Cornucopian Theory: A belief that technology will produce
endless resources and unlimited population growth. As such, Simon was a founder of this odd “money-and-green”
idea.
What is
“Free Market Environmentalism”?