Nature

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Across
  1. 7. the sun is shining
  2. 8. scarce vegetation
  3. 9. sports terrain
  4. 11. water that stays in the same place
  5. 12. smoke accumulation that reduces visibility
  6. 13. covered with clouds
  7. 16. large amount of water
  8. 17. plot of land without buildings
  9. 18. falling snowflakes
  10. 19. land populated with trees
  11. 20. vertical slope
Down
  1. 1. high-rise terrain
  2. 2. space in which the stars move
  3. 3. mass of ice in the mountains
  4. 4. flow of water that falls from the top
  5. 5. flat and humid terrain
  6. 6. land surrounded by water
  7. 10. airflow
  8. 14. low temperature
  9. 15. underground gravity