1.1 Population Dynamics Flashcards
Birth rate
the number of births per thousand population in a year
Carrying capacity
The largest population that the resources of a given place can support
Death rate
the number of deaths per thousand in a year
Demographers
People who study human populatoions.
Demographic divide
Difference between countries where population growth remains high snd those with very slow-growing, stagnant or declining populations
Deprivation
A condition in which a population group suffers from a poor quality of economic, social and environmental conditions.
DTM
Demographic Transition Model: it shows the changes to the birth rates, death rates and total population over time
Emigration rate
Number of emigrants per thousand population leaving a country of origin in a year
Immigration rate
Number of emigrants per thousand population entering a recieving country in a year
Infant mortality rate
The number of deaths of children under 1 year of age per thousand live births per year.
Life expectancy at birth
Average number of years a newborn infant can expect to live under current mortality levels.
Natural change
The difference between the birth rate and the death rate:
positive = natural increase
negative = natural decrease
Optimum population
The best balance between a population and the resources available to it. This is usually viewed as the population giving the highest average living standards in a country
Overpopulation
When there are too many people in an are relative to the resources and the level of technology available
Population
The amount of people in a place (region, country etc.)
