Sustainability

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Across
  1. 1. Gases released into the air, often from burning fossil fuels.
  2. 5. A layer in the atmosphere that protects us from UV radiation.
  3. 6. A type of energy source that does not run out.
  4. 7. A prefix meaning environmentally friendly.
  5. 11. Organic waste that decomposes into nutrient-rich soil.
  6. 13. Process of converting waste into reusable material.
  7. 17. A material that breaks down naturally over time.
  8. 18. A vital resource we need to conserve.
  9. 19. Transforming waste materials into new, useful products.
  10. 20. The element that contributes to climate change when emitted in excess.
Down
  1. 2. Able to be maintained without harming the environment.
  2. 3. The protection and preservation of natural resources.
  3. 4. Tiny plastic particles that pollute oceans and harm marine life.
  4. 8. The variety of life in an ecosystem.
  5. 9. A material that causes pollution if not disposed of properly.
  6. 10. The large-scale removal of trees, harming ecosystems.
  7. 12. A color often associated with sustainability.
  8. 14. A renewable energy source from the sun.
  9. 15. Using something again instead of throwing it away.
  10. 16. What we save by using efficient appliances.