Crossword for geography

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Across
  1. 2. don't eat the yellow stuff!
  2. 5. sexy things that live on Earth
  3. 9. explodes and goes "boom boom"
  4. 11. professional
  5. 12. powerful water
  6. 14. my brother goes crazy with windy ...
  7. 16. a lot of people in one space
  8. 17. traveling
  9. 19. the things that contribute to global warming
  10. 20. lots of trees and animals
  11. 22. the huge thing in the sky which is also in space
Down
  1. 1. flying water
  2. 3. moist
  3. 4. it floods if i gets to heavy
  4. 6. multiple people get struck every year
  5. 7. "it is getting hot in here!"
  6. 8. the only place were you can breathe air
  7. 10. melted rocks
  8. 13. the fish are in the ... and the ... is in the fish
  9. 15. lots of people die on the largest one on Earth
  10. 18. the thing the titanic ran into!
  11. 21. the things you through at the people you don't like