Plate tectonics

Plate tectonics is a theory dealing with the movement of plates.

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Snow line

Above a certain altitude snow does not melt, not even in summer.

Limestone

It is a sedimentary rock with high calcium carbonate content.

Coal formation

This video presents the different stages of coal formation.

Where all water disappears The Desert

Földünk felszínének egyhetedét elfoglaló sivatagok kialakulása, éghajlata, felszínformálása.

The Wallace line

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

Glacier (intermediate)

A glacier is a large body of ice that forms from snow, and is in constant, slow motion.

El Niño

A periodic climate pattern that occurs across the tropical Pacific Ocean every five years.

The Pompeii before time

There is a little village in Northern Hungary in Central Europe that is a hiding place for a...

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