a mountain or hill, typically conical, having a crater or vent through which lava, rock fragments, hot vapour, and gas are or have been erupted from the earth's
Volcano
15
a sudden violent shaking of the ground, typically causing great destruction, as a result of movements within the earth's crust or volcanic action.
Earthquake
15
A violently rotating column of air touching the ground, usually attached to the base of a thunderstorm.
Tornado
15
A hurricane is a tropical storm with winds that have reached a constant speed of 74 miles per hour or more.
Hurricane
15
the condition of becoming filled or covered with a large amount of water
Flooding
15
a long, high sea wave caused by an earthquake or other disturbance.
Tsunami
15
a large, destructive fire that spreads quickly over woodland or brush.
Wildfire
15
a prolonged period of abnormally low rainfall, leading to a shortage of water.