Crossword Puzzle

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Across
  1. 3. / eat, drink, or ingest
  2. 6. / the right or opportunity to use something
  3. 8. out / to finish or use something so that there is nothing left
  4. 9. / public health conditions related to clean drinking water
  5. 11. / able to be maintained or continued
Down
  1. 1. / the practice or work of farming
  2. 2. change / changes in the world's weather, temperature
  3. 3. water / water that will not harm you if you come in contact with it
  4. 4. / a situation in which something is not easy to find or get
  5. 5. health / the health needs and services of all the people of a country or region
  6. 7. / in a way that easy to see or by a large amount
  7. 10. / to use something in an effective way