Unit 8

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Across
  1. 3. recourses
  2. 4. gases
  3. 6. species
  4. 7. change
  5. 10. power
  6. 11. energy
Down
  1. 1. reserve
  2. 2. footprint
  3. 5. friendly
  4. 8. warming
  5. 9. dioxide