Solar radiation

The Sun's rays travel through space without interruption, but once they reach the Earth's atmosphere, it can encounter multiple obstacles.

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Mountain climate zones

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

Minerals

Rocks are a composed of minerals. These minerals can often be found in their pure forms.

How lakes disappear

On a geological time scale lakes are short-lived.

The Wallace line

Ázsia és Ausztrália állatvilága a Wallace-vonal mentén különül egy egymástól.

The subtropics

The subtropics are located between the tropical and temperate zones, between 23.5° and 40°...

Cloud formation

When the temperature of the cooling air reaches dew point condensation occurs because air is...

The rock cycle

Due to the effect of both exogenic and endogenic forces, rocks constantly change. This is called...

Fjord

A fjord is a long, narrow inlet with steep sides, created in a valley carved by glacial...

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