Environment. Callum

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Across
  1. 2. to use something over and over agin
  2. 3. a hard material that you can roof with
  3. 4. a large rock in the middle in Australia
  4. 6. a backyard greenery
  5. 7. you use it a lot and it is a liquid
  6. 8. a greenery that you see in the bush
  7. 9. to wear something down
Down
  1. 1. a very hot place that is surrounded with san
  2. 3. a big lump that brings the surface high
  3. 5. a strong animal that is a large marsupial
  4. 6. a green floor type that is outside