How Earth's population is changing

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Across
  1. 6. the maximum number of people that a region can support without running out of resources
  2. 7. the number ofdeaths per thousand peopleevery year
  3. 8. areas or populations outside cities
  4. 9. a group or type of people
  5. 10. the system by which goods and services are produced, sold, and bought in a country or region
Down
  1. 1. a number that shows the increase or decrease in a population during a certain period of time
  2. 2. the study of human population statistics
  3. 3. the number of live births per thousand people every year
  4. 4. areas or populations inside cities or towns
  5. 5. the movement of people from one place to another