Rio 2

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Across
  1. 4. When birth rates are higher than death rates.
  2. 6. An area of countryside.
  3. 7. The number of babies born per 1000 people per year.
Down
  1. 1. The number of deaths per 1000 people per year.
  2. 2. The movement of people from one place to another.
  3. 3. The number of people living in an area.
  4. 5. A built-up area.