Planet Pals : Green Guardians Crossword Challenge

12345678910111213141516171819
Across
  1. 3. Used water needing treatment before reuse.
  2. 5. A grassland ecosystem characterised by scattered trees.
  3. 8. Products designed to be used once and discarded.
  4. 11. A young plant just starting to grow from a seed.
  5. 12. Decomposed organic material used to enrich soil.
  6. 13. Organic material used as fuel.
  7. 14. Unwanted materials generated from human activity.
  8. 17. Products or practices that do not harm the environment.
  9. 18. PLANT A plant species naturally occurring in a region.
  10. 19. Harmful substances that contaminate the environment.
Down
  1. 1. FOREST Trees and vegetation in a city area.
  2. 2. The surroundings in which organisms live.
  3. 4. Planting trees in areas where forests have been cut down.
  4. 5. POWER Energy harnessed from the sun.
  5. 6. EROSION The wearing away of soil by wind or water.
  6. 7. Materials that can be processed and reused.
  7. 9. CHANGE Long-term alteration of temperature and typical weather patterns.
  8. 10. To break down organic materials naturally.
  9. 15. The upper layer of a forest formed by tree branches.
  10. 16. Improperly disposing of waste in public places.