Go green

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Across
  1. 6. Cutting branches to improve plant health?
  2. 9. The part of the plants that absorbs water?
  3. 12. Person who plants trees for reforestation?
  4. 14. Fuel made from plants or waste?
  5. 15. Green Industry that designs outdoor spaces?
  6. 16. Power generated using flowing water?
  7. 17. Worker who cares for trees in cities?
  8. 20. Job that maintains lawns, trees, and gardens?
Down
  1. 1. Farming method that protects the environment?
  2. 2. Removing dead or damaged branches?
  3. 3. Power source that never runs out?
  4. 4. Industry focused on growing plants and trees?
  5. 5. plant material added to soil to help growth?
  6. 7. Jobs that help the environment?
  7. 8. Farming without chemicals?
  8. 10. Trees that lose their leaves in the winter?
  9. 11. Industry focused on growing plants for food or sale?
  10. 13. Natural material that covers soil to protect plants?
  11. 18. Process of turning waste into new products?
  12. 19. Protective outer layer of a tree?