Environment. Callum

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