Chapter 2 Key Issues Flashcards
overpopulation
of people exceeds the carrying capacity of environment
demography
scientific study of population characteristics
population distribution across earth
asia and europe
humans avoid clustering in…
too dry, too wet, too hot, too cold, etc.
population cartograms
sizes of countries according to population
ecumene
portion of earth occupied by human settlement
density
frequency of something existing in an area
arable land
land suited for agriculture
arithmetic density
(# of objects in area)
total people / total land
physiological density
(# of people per arable land)
total people / arable land
agricultural density
(# of farmers per arable land)
total farmers / arable land
NIR
(population growth in a year)
natural increase rate
doubling time
years needed to double population
CBR
(# of live births/year for every 100 people alive)
crude birth rate
TFR
(# of births in society)
total fertility rate
IMR
(# of infant deaths under age 1 compared w/ total live births)
infant mortality rate
high IMR
(Africa)
bad healthcare
CDR
(# of deaths in year/ 1000 people in society)
crude death rate
demographic transition
change in society’s population