Biodiversity and farming

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