Natural and global problems

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Across
  1. 1. a period of time when the weather is much hotter than usual
  2. 6. a large amount of water covering an area that is usually dry
  3. 7. a strong daugerous wind forming an upside-down cone
  4. 8. an outbreak of a contagiious disease that spreads rapidly throught a human popularity
  5. 10. a very strong wind with heavy rain and often thunder and lightning
  6. 11. not enough food for a great number of people causing illness and death
  7. 12. a volcano ejecting lava and toxic gases from its crater
Down
  1. 2. uncotrolled burning of natural vegetation
  2. 3. a long period of little or no rain
  3. 4. many small hard balls os ice suddenly falling from the sky
  4. 5. a severe snow storm with strong winds
  5. 8. a sudden shaking of the Earth's crust
  6. 9. the season of heavy rain during the summerin some Asian countries