We Could Start Right Now

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Across
  1. 3. who was the author
  2. 4. there is enough food to go around the whole
  3. 7. liters of water are for sufficient health and hygiene
  4. 8. 7-billion
  5. 9. a person who lives in that place
Down
  1. 1. per day
  2. 2. water
  3. 5. same root as consume and consumer
  4. 6. become stable