importance of water

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Across
  1. 3. for cooking and food preparation (CLEANWATER)
  2. 5. for hydration (WATER)
  3. 7. a role in climate regulation (PRECIPITATION)
  4. 8. a major part of the Earth's surface (OCEAN)
  5. 9. aquatic ecosystems (HABITAT)
  6. 10. for sanitation and hygiene (CLEANWATER)
Down
  1. 1. for transportation and trade (SHIPPING)
  2. 2. component in industrial processes (COOLANT)
  3. 4. for agriculture (IRRIGATION)
  4. 6. of hydroelectric power (DAM)