Nature & Environment Crossword

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Across
  1. 3. Slowly dripping cave formation growing upward.
  2. 4. Biome with very low temperatures and permafrost.
  3. 6. River that carved the Grand Canyon.
  4. 10. Hot water spring shooting from underground.
  5. 11. Waterfall where the Zambezi plunges dramatically.
  6. 14. Plants that bloom once in 12 years in India’s Western Ghats.
  7. 15. Region where freshwater mixes with seawater.
  8. 16. Evergreen tree symbol of Christmas.
  9. 17. Plant that grows on another but isn’t a parasite.
  10. 18. Circular ocean current system.
Down
  1. 1. Sudden collapse of snow down a mountain.
  2. 2. Gas produced by cattle that traps heat.
  3. 3. Submerged mountain in the ocean.
  4. 5. Evergreen kingdom of the north.
  5. 7. The Sun’s outer atmosphere visible during an eclipse.
  6. 8. A habitat where water covers the soil.
  7. 9. Country known as the “Land of a Thousand Lakes.”
  8. 12. Line dividing day and night on Earth.
  9. 13. A rainforest giant with spreading roots like walls.
  10. 14. Famous African desert known for red dunes.