Across
- 2. Fog that pollutes the oxygen
- 4. Non renewable energy, sources such as coal, coal products, natural gas
- 7. Geographical area, persons, animals, or plants live there.
- 8. Contaminate and affect the environment
- 9. Rainfall formed from acid and pollution
- 10. Make reusable material
Down
- 1. To not waste resources
- 3. Object or substance that can be decomposed
- 5. Energy that avoid nuclear power and fossil fuels use.
- 6. Gas formed from oxygen.