Population Characteristics (Junior Cert Geography): Flashcards
📚Flashcards
Practise the cards
15 cards from this deck
ShowHide
Practise the cards
15 cards from this deck
Study of population
Study of population
Demography
Birth rate (BR)
Birth rate (BR)
Babies born per 1,000 people/year
Death rate (DR)
Death rate (DR)
Deaths per 1,000 people/year
Natural change
Natural change
Difference between birth rate & death rate
Natural increase
Natural increase
More births than deaths
World population in 2018
World population in 2018
7.6 billion
Annual global population growth
Annual global population growth
80 million people/year
Population pyramid
Population pyramid
Graph showing age & gender structure of population
Vertical axis on population pyramid
Vertical axis on population pyramid
Age groups in 5-year intervals
Gender placement in population pyramid
Gender placement in population pyramid
Males left, females right
Expanding pyramid features
Expanding pyramid features
Wide base, many young, high birth rate, low life expectancy
Stationary pyramid features
Stationary pyramid features
Narrow base, stable population, balanced BR & DR
Contracting pyramid features
Contracting pyramid features
Very narrow base, declining pop., very high life expectancy
Economically active age group
Economically active age group
15-64
Wide base on pyramid indicates
Wide base on pyramid indicates
High birth rate