Summary

  • Population is a term that describes the amount of people inhabiting a certain area.

  • The total population of planet Earth is approximately 7,8 billion people.

  • Earth's total population is steadily increasing, because the planet's birth rate is higher than its mortality rate.

  • The planet's population began to grow as food production, health care, hygiene, and medicine became more effective.

  • The rate of population growth is fast in Africa and Asia.
  • In Europe, the population growth rate is fairly slow.

  • A population pyramid is a diagram that displays the sex and age distribution of a population.