Natural disasters

1234567
Across
  1. 1. lack of water in nature
  2. 3. uncontrolled fire in nature
  3. 5. a mountain that erupts lava and rocks
  4. 7. violent shaking of the ground
Down
  1. 2. a big storm with strong wind
  2. 4. an overflow of a large amount of water
  3. 6. a big wave after earthquake