RECYCLING

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Across
  1. 3. The disposal of refuse and other waste material by burying it and covering it over with soil
  2. 6. Capable of being decomposed by bacteria or other living organisms
  3. 7. The natural home or environment of an animal, plant, or other organism
  4. 10. The act of converting waste into reusable material
  5. 11. Protecting the environment and animals
  6. 12. The action of using something again.
Down
  1. 1. The surroundings or conditions in which a person, animal, or plant lives or operates
  2. 2. To use less
  3. 4. The state of being clear of trees
  4. 5. A receptacle for storing a specified substance
  5. 8. The envelope of gases surrounding the earth or another planet
  6. 9. The action or process of throwing away or getting rid of something