Natural distasters

3. an overflowing of a large amount of water beyond its normal confines, especially over what is normally dry land.
5. a mass of snow, ice, and rocks falling rapidly down a mountainside.
10. a mobile, destructive vortex of violently rotating winds having the appearance of a funnel-shaped cloud and advancing beneath a large storm system.
11. a sudden and violent shaking of the ground, sometimes causing great destruction, as a result of movements within the earth's crust or volcanic action.
12. a cavity in the ground, especially in limestone bedrock, caused by water erosion and providing a route for surface water to disappear underground.
14. a strong wind carrying clouds of sand with it, especially in a desert.
15. a storm with thunder and lightning and typically also heavy rain or hail.

1. a localized, very intense low-pressure wind system, forming over tropical oceans and with winds of hurricane force.
2. a severe snowstorm with high winds and low visibility.
4. when gas and/or lava are released from a volcano—sometimes explosively
6. a large, destructive fire that spreads quickly over woodland or brush.
7. a prolonged period of abnormally low rainfall, leading to a shortage of water.
8. a long high sea wave caused by an earthquake, submarine landslide, or other disturbance.
9. the movement of a mass of rock, debris, or earth down a slope.
13. a storm of heavy hail.