Continental drift

In the past, a number of geologists tried to explain why the outlines of continents seem to fit together like pieces of a jigsaw puzzle. An answer was found only in the 20th century.

Related extras

How lakes disappear

On a geological time scale lakes are short-lived.

Why is seawater salty?

Water covers about 71% of the Earth’s surface. But why are there two types of water on Earth,...

The development of lakes

Standing bodies of water can form in depressions on the surface by both endogenic and...

Carbon cycle

Carbon is bound in organic substances during photosynthesis, while during breathing, it...

Terms of physical geography

This animation demonstrates the most important relief features, surface waters and their...

Mountain climate zones

The decisive factor that determines the climate zones of mountains is the altitude above sea level.

The Gregorian calendar

Developed nearly 500 years ago, it is a variant of the Julian calendar. Today it is the most...

The Earth’s magnetic field

The Earth’s magnetic North and South poles are located near the geographic North and...

Added to your cart.