CLIMATIC PHENOMENON

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Across
  1. 4. rain in the form of ice
  2. 5. study of atmosphere
  3. 9. removing of trees
  4. 12. long term pattern of weather
  5. 13. rotating wind
  6. 16. number 1 green house gas
  7. 17. weather disturbance
  8. 19. a storm with violent wind
  9. 20. blanket of the earth
Down
  1. 1. change global or regional pattern of climate
  2. 2. increase of the earth's temperature
  3. 3. hot and cold
  4. 6. water vapor suspended in the air
  5. 7. contamination in the air
  6. 8. 2nd layer of the atmosphere
  7. 10. day to day state of the atmosphere
  8. 11. trapping of heat
  9. 14. strong turbulent of wind carrying dust
  10. 15. nearest layer of atmosphere to the earth
  11. 18. gas from the waste/ manure