Crossword

123456789
Across
  1. 1. We wear this
  2. 4. Home for some animals
  3. 5. A useful clear material
  4. 6. Instead of throwing it away
  5. 7. Surrounded by trees
  6. 8. We breathe
  7. 9. Plants and sea
Down
  1. 2. Gives us air
  2. 3. The clearing of forests for nonforest use
  3. 5. Harmful materials into the environment