Causes of urbanisation and megacities

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Across
  1. 4. the difference between the number of births and the number of deaths recorded over a period.
  2. 5. A reason why a person is forced to migrate from an area.
  3. 6. A reason why a person is attracted to migrate to another area.
  4. 7. the number of live births per thousand of population per year.
Down
  1. 1. The movement of people from one area to another.
  2. 2. the number of deaths per one thousand people per year.
  3. 3. A city with a population of more than ten million people.