Population Pyramids

Content

Content

  • Statement of inquiry
    • What are the components of global population change?
  • Aim of this lesson
    • To be able to analyse population pyramids.
    • To be able to classify population pyramids by stage.
    • To be able to infer population characteristics from population pyramid structure.
Context

Context

Think

Starter

By the end of this video clip you should be able to draw a population pyramid, with annotations, for the country you live in.

Write

Activities

Watch

Dynamic population pyramid generation

Link

PopulationPyramid.net

Think

The four stages of population pyramids

Niger
Stage 1
Expansive
Concave sides
High birth rate
High death rate
Short life expectancy
Rapid fall in each upward age group due to high DR
Niger
Haiti
Stage 2
Expansive
Straight sides
Still high birth rate
Falling death rate
Slightly longer life expectancy
Fall in DR so more people living into middle age
Haiti
USA
Stage 3
Stationary
Convex sides
Declining birth rate
Low death rate
Long life expectancy
An increasing proportion of the population is in the 65+ age group
Morocco
Australia
Stage 4
Contractive
Convex sides
Very low birth rate
Low death rate
Longer life expectancy
Higher dependency ratio
Australia
Write

Population pyramids worksheet

popn-pyramids