kelompok8

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Across
  1. 5. A reusable material made from sand.
  2. 7. An action to reduce waste, often symbolized by “3Rs.”
  3. 11. Harmful substances in the air.
  4. 12. Afuel made from organic matter.
  5. 13. The variety of life on Earth.
  6. 15. warming The gradual warming of the Earth.
  7. 17. day A day to celebrate and protect the planet.
  8. 19. A natural resource that cannot be replaced.
  9. 20. Energy from the sun.
Down
  1. 1. Contamination of water bodies.
  2. 2. The act of protecting plants and animals.
  3. 3. The process of making soil from organic waste.
  4. 4. Turning waste into reusable material.
  5. 6. energy An energy source made from wind.
  6. 8. Using resources wisely to protect the environment.
  7. 9. change Melting ice at the poles is caused by this.
  8. 10. dioxide. A harmful gas that causes global warming.
  9. 14. The layer that protects Earth from UV rays.
  10. 16. Plants that absorb carbon dioxide.
  11. 18. Cutting down forests.