Protect our planet

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Across
  1. 1. Plants that make food
  2. 2. Making use of something old to make something new
  3. 4. All the plants and animals that live on Earth in their own habitats
  4. 5. Breaking something down to use it again
  5. 6. Say NO to plastic
  6. 7. Hunting of animals to control numbers
  7. 9. A precious liquid resource that we cannot live without
  8. 10. Use less of something to prevent waste
  9. 13. Illegal killing of wild animals
  10. 15. The protective layer of air that protects our planet
  11. 16. The blue planet we call home
  12. 17. Allowing our waste to dirty the environment
  13. 18. The gas we need to breathe
Down
  1. 1. Kills many fish and animals when it washes into rivers and seas
  2. 3. The most destructive species on Earth
  3. 5. Things we need, often provided by Mother Nature
  4. 8. Plants and animals need each other
  5. 11. Death of an entire species of plants or animals
  6. 12. The place where a plant or animal lives
  7. 14. Cutting down of many trees