Three types of population density

Three types of population density

Storyboard Text

  • Arithmetic density
  • Arithmetic density refers to the total number of people divided by the total land area
  • Arithmetic density lets geographers compare the number of people living on a given piece of land in different regions of the world
  • Physiological density is the number of people supported by a unit area of arable land
  • Physiological density
  • Comparing physiological and arithmetic densities helps geographers understand the capacity of the land to yield enough food for the needs of the population
  • Agricultural density is the ratio of the amount of arable land
  • Agricultural density
  • measuring agricultural density helps account for economic differences.Geographers examine a country's physiological and agricultural densities together.
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