Geo Flashcards
(35 cards)
When were the Baby Boomers born?
1946-1964
Why were there so many baby boomers
Time of peace & prosperity after WW2
When was Generation X born? Why were they such a small generation?
1965-1980
Birth control pills were invented that’s why they were a small generation
When was Generation Y born?
1981-1995
Why was gen y the biggest generation?
Because their parents were a huge generation.
When was Generation Z born?
1996-2009
What is replacement level fertility?
The total birth rate at which a population exactly replaces itself from one generation to the next, without migration.
What is roughly the babies per women in each country (replacement level fertility)
This rate is roughly 2.1 children per woman for most countries
Expansive Pyramid(Looks like a pyramid)
Rapid growing poppulation
Constructive pyramid(cn tower)
Shrinking population
Stationary pyramid (blob)
Neutral, stable, slow moving
What are some reasons that a pyramid might have bumps/irregularities on it?
Migrant workers, Diseases, War, Gender preference
The bumps demonstrate anomalies
Wide base -
High birth rate
Skinny base -
Low birth rate
Concave sides-
High death rate
Convex sides -
Low birth rate
Asymmetry -
Difference between males and females
Expansive Pyramid -
Rapid population growth
Constrictive Pyramid -
- Negative population growth
What is stage of 2 of the demographic transition model (birth rate, death rate, growth rate).
- Birth rate still very high
- death rate starting to shrink
- Growth rate: rapid growth
Countries on level 2 or the demographic transition model:
Peru and Sri Lanka
Stage one on the demographic transition model: and where does this happen
Birth rate very high
Death rate very high
Growth rate Los and stable
( poor and isolated areas )
Stage five dtm? Examples?
Birth rate still dropping
Death rate still low, stable
Growth rate negative
( Japan South Korea )
Level four dtm? Examples?
Birth rate low and stable
Death rate low and stable
Growth rate slowing down ( Australia and Canada)