Our future

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Across
  1. 3. the problem of having too many people in a place
  2. 5. to use medicine to make someone well again
  3. 6. to go somewhere in large numbers
  4. 8. to grow strong again
  5. 10. to give something to someone
  6. 11. intelligent
  7. 13. to start something new
  8. 14. something that isn't working properly
  9. 15. a computer programme that looks for information
Down
  1. 1. to think about something in a logical way
  2. 2. translating spontaneously into another language
  3. 4. a sudden disaster
  4. 7. dangerous and able to kill someone
  5. 9. to make something smaller
  6. 12. arms and legs