environment

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Across
  1. 5. the amount of pollution (CO₂) caused by a person or activity
  2. 7. the rise in Earth’s average temperature
  3. 9. polar ice shrinking because of warmer temperatures
  4. 10. resources that can be naturally replaced
  5. 13. eating mostly foods from plants
  6. 14. energy sources like coal, oil, and gas from ancient remains
Down
  1. 1. rain that contains pollution and can harm nature
  2. 2. protecting animals and their habitats
  3. 3. waste produced by factories
  4. 4. energy from the sun
  5. 6. oil leaking into water and harming nature
  6. 8. gases that trap heat in the atmosphere
  7. 11. long-term changes in Earth’s weather and temperature
  8. 12. farming that uses a lot of chemicals and resources to produce more food