Dust storms can reduce visibility to near zero.

The ozone layer is located in the stratosphere.

Fact #140 · Nature

The Sahara Desert can experience large temperature swings between day and night.

Fact #243 · Nature

The oldest known living tree sprouted before the Egyptian pyramids were built.

Fact #2229 · Nature

Some species of ants create underground tunnel networks.

Fact #497 · Nature

Some volcanoes can erupt underwater.

Fact #2624 · Nature

Certain insects use camouflage to resemble sticks or leaves.

Fact #570 · Nature

Some fish can survive completely frozen.

Fact #2639 · Nature

A cloud can weigh more than a million tons.

Fact #2716 · Nature