g3

12345678910111213141516171819202122232425
Across
  1. 1. Large ecological region
  2. 6. Sudden earth movement
  3. 9. Rapid snow slide
  4. 11. Temperate grassland
  5. 12. Wind-shaped sand hill
  6. 13. Semi-arid grassland
  7. 14. Land bordering the sea
  8. 16. Open forest region
  9. 18. Slow-moving ice mass
  10. 20. Dense tropical forest
  11. 21. Treeless polar plain
  12. 24. Permanently frozen ground
  13. 25. Wearing away of land
Down
  1. 2. Thick polar ice cover
  2. 3. Thick tropical vegetation
  3. 4. Tropical grassland
  4. 5. Narrow land bridge
  5. 7. Fertile spot in a desert
  6. 8. Large area of trees
  7. 10. Sandy shoreline
  8. 15. Edge of water and land
  9. 17. Steep rock face
  10. 19. Floating ice chunk
  11. 22. Extremely dry region
  12. 23. Northern coniferous forest