EARTH DAY

1234567891011121314151617181920
Across
  1. 3. Crucial for the production of oxygen.
  2. 6. Waste that harms the environment.
  3. 8. Organisms that live alongside humans on Earth.
  4. 10. Used to write on, made from trees.
  5. 11. necessary for human survival.
  6. 12. A type of pollution that harms the air.
  7. 16. To make for re-use.
  8. 18. Process of cutting down forests.
  9. 19. To save/maintain.
  10. 20. Celebrates the environmental diversity of Earth.
Down
  1. 1. Long-term shifts in temperatures and weather. patterns.
  2. 2. capable of being broken down by living things.
  3. 4. The planet we live on.
  4. 5. Community or group of living organisms that live in and interact with each other in a specific environment.
  5. 7. Prevents harmful ultraviolet light from the sun from reaching the earth.
  6. 9. The planet we live on.
  7. 13. The act of cutting down the usage of something.
  8. 14. The air we breathe.
  9. 15. Industrial buildings that create pollution.
  10. 17. The natural science of the relationships among living organisms.