Environmental Science Halloween Theme Crossword Puzzle

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Across
  1. 4. / Resource that cannot be easily replaced
  2. 8. / The spooky time when leaves “die” and fall is part of what seasonal change?
  3. 11. Source Pollution / Pollution that comes from a single, identifiable place, like a pipe or factory
  4. 12. Clues
  5. 13. / What creepy-crawly creature helps decompose leaves each fall?
  6. 14. / What natural event shakes the ground like a monster’s stomp?
  7. 15. Pollution / Contamination of rivers, lakes, or oceans
  8. 19. / The clearing of trees and forests
  9. 21. / What type of pollution might make a foggy Halloween night even spookier?
  10. 22. or Mold / What decomposer is also a common Halloween decoration?
  11. 24. / The element that forms the backbone of life
Down
  1. 1. / A large region with a specific climate and organisms
  2. 2. / Variety of life in an ecosystem
  3. 3. / The natural home of an organism
  4. 5. / Resource that can be replaced naturally
  5. 6. / What environmental layer protects us from the Sun’s deadly rays — not garlic?
  6. 7. / What do vampires and mosquitoes both rely on?
  7. 8. Rain / Rain mixed with pollutants that harm ecosystems
  8. 9. Source Pollution / Type of pollution that comes from many unknown sources, like runoff
  9. 10. Change / Long-term change in Earth’s temperature and weather patterns
  10. 16. Pollution / Air contamination caused by vehicle exhaust and factory emissions
  11. 17. Dioxide / This "greenhouse gas" might sound like something a ghost emits
  12. 18. Web / Many food chains connected together
  13. 20. Chain / A sequence showing who eats whom in an ecosystem
  14. 23. / The gradual change in ecosystems over time