Natural Disasters

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Across
  1. 4. The action of research
  2. 8. An act of emission or discharge
  3. 10. A severe tropical storm
Down
  1. 1. Created by steam / humidity
  2. 2. The process of causing extreme damage
  3. 3. Produced by a volcano
  4. 5. The scale of heat shown by a thermometer
  5. 6. A natural electrical storm
  6. 7. A continuous widening curve around a central point
  7. 9. A project that a person or group has done