Earth Day Crossword Puzzle

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Across
  1. 3. Animals living freely in nature
  2. 4. A large rounded object in space that orbits a star
  3. 7. Taking care of and protecting natural resources
  4. 8. A place where trash is buried in the ground
  5. 9. Using resources in a way that ensures they will be available for future generations, while also taking care of the environment
  6. 11. Food scraps and natural materials that break down into rich soil for plants
  7. 12. Tiny pieces of plastic found in the environment
  8. 15. Turning used materials into something new
  9. 16. Where plants and animals live, including all the things around them, both living and nonliving
  10. 18. A habitat is the natural environment where plants and animals live and grow
  11. 19. The long-term average of weather conditions in a specific region
  12. 20. Using something again instead of throwing it away
Down
  1. 1. The variety of different plants and animals in one place
  2. 2. When harmful substances are added to the environment
  3. 5. When a type of plant or animal no longer exists
  4. 6. The planet we live on
  5. 10. A community of living things and their environment
  6. 13. Able to break down naturally over time
  7. 14. Using less to create less waste
  8. 17. Everything in the natural world