Daily planet

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Across
  1. 4. reuse
  2. 6. experiment
  3. 7. nature
  4. 8. sustainable water
  5. 9. sustainable sun
  6. 11. environment
  7. 12. unsustainable
Down
  1. 1. unsustainable power
  2. 2. extinction
  3. 3. high wind
  4. 5. sustainable wind
  5. 10. bad oil