anglais

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Across
  1. 6. forest,sun,trees are a ?
  2. 7. no pollution synonym
  3. 8. new paper can becam a
  4. 9. green mater synonym
Down
  1. 1. contrary of negative impact
  2. 2. solar panels give ?
  3. 3. a candy packaging is ?
  4. 4. saveguarding synonym
  5. 5. you can find trees