Environment

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Across
  1. 2. Floating in the air
  2. 4. A place with lots of people and buildings
  3. 6. helps u when ur sick
  4. 9. A hot, dry place with lots of sand
  5. 11. Something from nature used to make things
  6. 13. Where something comes from
  7. 14. Something that can cause harm.
  8. 15. Something that makes the earth dirty
Down
  1. 1. Dirty things in the air, water, or land.
  2. 3. To use something all up
  3. 5. How fast or slow something happens
  4. 7. Tiny bits of dirt in the air or on things
  5. 8. A gas made by cows and garbage
  6. 10. A very fast flying machine
  7. 12. A place where trash is buried