1.
A long stretch of little or no rain that dries up water supplies.
2.
A sudden, violent shaking of the ground as tectonic plates collide or slide.
3.
Water that rapidly rises and pours over land that usually stays dry.
4.
A fast-spreading fire that tears through forests and wild areas.
5.
A massive tropical storm that drives powerful winds and heavy rain.
6.
An accident where oil leaks into the ocean or onto land and poisons ecosystems.
7.
A series of giant ocean waves that surge toward land after an underwater earthquake.
