SFD Mini Crossword

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Across
  1. 5. planet friendly energy source
  2. 8. what we do with paper, plastic, and glass
  3. 9. produce clean oxygen
  4. 10. reduce _____!
Down
  1. 1. environmental issue
  2. 2. most of earth's surface
  3. 3. color of earth day
  4. 4. energy derived from the sun
  5. 6. animals at risk of extinction
  6. 7. earth day month