Water in the World

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Across
  1. 2. the way we measure precipitation
  2. 5. taking salt out of water
  3. 7. the kind of map that shows land heights
  4. 10. a South Australian town with little water
  5. 11. valuing something for its ability to generate money or income
  6. 13. means rainfall
  7. 16. water vapour frozen into ice crystals
  8. 18. a means of powering a city with water
  9. 19. a weather map, s______ chart
  10. 20. a Northern Territory town with little water
Down
  1. 1. when water evaporates from leaves on trees
  2. 3. an underground water reservoir
  3. 4. a map that uses colour to show where and how much there are of things
  4. 6. the climate of places near the equator
  5. 8. the climate of places near the north and south poles
  6. 9. the facilities for a city to run
  7. 12. another name for a line of longitude
  8. 14. valuing something for its beauty
  9. 15. line of latitude at zero degrees
  10. 16. means salty
  11. 17. rain containing ice