Across
- 3. something that remains after the rest has been used.
- 5. things that take a long time to decompose.
- 7. break down in very small and simpler pieces that finally mixes with the soil.
- 9. resources that cannot be renewed in a natural way after they have been used up.
- 11. to cut a whole forest without caring.
- 14. waste material.
- 15. place where the trash or waste of a town is gathered or stored.
- 17. Material that is eliminated as no longer useful.
- 18. Elements or things needed by humans.
- 19. things that are able to decompose naturally in a short amount of time.
- 20. material that after being used or extracted, have the capacity to regenerate.
Down
- 1. to contaminate or throw garbage to the floor, water or air.
- 2. objects or materials made by humans.
- 4. Materials that humans take from nature.
- 6. not used in an appropriate way.
- 8. Leftovers of man-made materials.
- 10. Leftovers of living things.
- 12. out, something that is used up completely.
- 13. Materials that do not come directly from nature but are processed.
- 16. synonym of waste or trash.