Population 4.0 / 5 based on 2 ratings ? GeographyPopulation changeGCSEAQA Created by: Former MemberCreated on: 03-04-13 12:53 increasing percentage of old people aged 65 and over Ageing population 1 of 24 the number of live births per 1000 population per year Birth Rate 2 of 24 the number of deaths per 1000 population per year Death Rate 3 of 24 a model which shows the changes of population over time Demographic Transition Model 4 of 24 a measure of the proportion of the population which is potentially active and employed Dependency Ratio 5 of 24 the number of years it takes for the population to double in size Doubling Time 6 of 24 all people of working age, usually 16-64 Economically active population 7 of 24 the movement of people into a country from another country Immigration 8 of 24 the natural increase expressed as a percentage growth rate 9 of 24 the number of children dying before their 1st birthday per 1000 live births Infant Mortality rate 10 of 24 the average number of years that a new born child can expect to live to in that area Life expectancy 11 of 24 the movement of people either into or out of an area Migration 12 of 24 when the death rate is greater than the birth rate so the total population numbers are declining natural decrease 13 of 24 when the birth rate is higher than the death rate so the total population numbers are increasing natural decrease 14 of 24 the ability of an area to support a population in such a way that the natural resources ae fully utilised optimum carrying capacity 15 of 24 when the resources are unable to sustain a population at their existing standard of living overpopulation 16 of 24 the average number of people living per unit area (per sqkm) population density 17 of 24 the way in which a population is spread out over the landscape population distribution 18 of 24 a national plan for population change- either to lower or increase the birth rate population policy 19 of 24 a frequency distribution graph which shows the age and sex composition of the public population pyramid 20 of 24 the positive issues of another area which draw a person to migrate to that particular place pull factors 21 of 24 the circumstances and negative issues that can cause a person to migrate form an area push factors 22 of 24 a person who is forced to flee from their country or a place of residence due to natural disaster/war refugee 23 of 24 the migration of people form the countryside to urban areas rural depopulation 24 of 24
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