Summary GCSE Geography - Population & Migration

GEOGRAPHY GCSE – POPULATION




GCSE Geography
Population & Migrat
Cambridge IGCSE

, GEOGRAPHY GCSE – POPULATION

Contents
q Population Dynamics – q Impacts of international migration –
q Population Density and Distribution – q Senegal to the rest of the world Cas
q Factors causing Sparse/Dense Populations –
q Overpopulation & Underpopulation –
q Life Expectancy and Infant Mortality –
q Other Population change Factors –Natural increase/Decrease –
q Demographic Transition Model(DTM) –
q Population Pyramids –
q Japan Case Study-Declining & Ageing Population –
q Bangladesh Case Study-Overpopulation –
q Australia Case Study-Underpopulation –
q Niger Case Study-Rapid Population Growth –
q China’s 1 child policy Case Study –
q France Case Study-Pro natalist population policy – 1
q Migration –
q Push and Pull Factors –
q Types of Migration & Barriers –
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, GEOGRAPHY GCSE – POPULATION

Population Dynamics
Population à The number of people living in the world, or an area is classed as its population

Population Growth Rate à The rate at which the number of individuals in a population increases
time period

Population Explosion à A sudden, large increase in the size of a population

Carrying Capacity à The largest population that the resources of a given environment can supp

Optimum population à Population is able to balance the maintaining a maximum population s
optimal standards of living




How the World’s Population Changed:
o World population is growing by 78 million people each year
o 1801 was when the population hit 1 billion
o In 2011 the worlds population became 7 billion; caused by
the reduction in death rate
o Estimated that in 2100 the population will be 10 billion