Earth Day

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Across
  1. 3. where exhaust fumes come from
  2. 6. waste that is good for the earth
  3. 9. increase in the Earth’s surface temperature
  4. 10. to use something more than once
  5. 12. something that doesn’t exist anymore
Down
  1. 1. synonym of garbage
  2. 2. the natural home of an animal or plant
  3. 4. combination of fog and smoke
  4. 5. Conditions that affect life in an area
  5. 7. oil in the sea
  6. 8. contamination that affects health and quality of life
  7. 11. the normal weather conditions in a region