Water Warriors

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Across
  1. 4. Device that uses less energy than standard models (8)
  2. 6. Energy from sunlight (5)
  3. 11. Using less water is called water ___ (11)
  4. 15. Water reused after washing (9)
  5. 17. Turning off lights when you leave saves this (6)
  6. 18. Insulating your home helps reduce this (4)
  7. 19. Saves water in the garden (5)
Down
  1. 1. Reduces heat loss through windows (10)
  2. 2. Leaks in this system waste water (8)
  3. 3. Natural underground water source (4)
  4. 5. Collects rain for reuse (6)
  5. 7. Power source created by moving air (4)
  6. 8. Electric car charging station fuel (5)
  7. 9. A dripping one wastes gallons (6)
  8. 10. Device to reduce shower flow (6)
  9. 12. Best time to water lawns (4)
  10. 13. Run this only with a full load (6)
  11. 14. Unplugging unused devices cuts down on this (7)
  12. 16. Smart ___ help reduce household power use (6)
  13. 20. Common type of energy-saving lightbulb (3)