Natural disasters

Shaking of the ground caused by a movement of the Earth's crust:

Giant waves caused by earthquake or volcanic eruptions under the sea

Hot gases and melted rock from deep within Earth find their way up to the surface

A long period when there's a little or no rain

A large amount of snow that quickly moves down on a slope

An overflow of water onto normally dry land, often after heavy rains:

A tube of violently rotating air that touches the ground

Severe tropical storm with high winds and heavy rain:

a sudden flash of electricity in the sky caused by the buildup and discharge of electrical energy in clouds