Biodiversity and farming

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Across
  1. 2. Plants growing where they are not wanted
  2. 7. To replace trees or bushland that has been cleared
  3. 8. An environmental movement established by farmers and the Australian Conservation Foundation
  4. 12. A person who is concerned about the protection of the environment
  5. 14. Preservation or protection of the natural environment
  6. 16. Capable of being continued with minimal long-term effect on the environment
  7. 18. The business of producing crops and raising livestock
  8. 19. To live in the same place at the same time
  9. 20. Insects and other animals considered to be a nuisance to humans
Down
  1. 1. Chemical used to kill weeds
  2. 3. The owner of a large property on which sheep or cattle graze
  3. 4. The variety of all life forms on earth and the ecosystems they live in
  4. 5. Originating and living naturally in an area or environment
  5. 6. A strip of soil planted with trees
  6. 9. Removing trees and other vegetation from the land
  7. 10. Left over
  8. 11. Land covered with woods or trees
  9. 13. Animals raised for human consumption
  10. 15. Land covered with plants suitable for grazing animals, especially cattle or sheep
  11. 17. Having returned to an untamed state after being domesticated