Underground waters

Groundwater and aquifers are types of underground waters.

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El Niño

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

On the track of the rain Savannahs

A szavannák növény- és állatvilága az éghajlathoz alkalmazkodik.

Abrasion coasts

The destructive force of waves can create steep cliffs in certain coastal areas. Let’s see how...

The Pompeii before time

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

Mineral or rock?

In this lesson you will learn more about minerals and rocks.

Nitrogen cycle

Atmospherical nitrogen is bound by bacteria and used by living organisms in the form of...

Hotspots

Hotspots are areas of the Earth´s crust where magma often rises to the surface and causes...

Folding (intermediate)

Lateral compressive forces cause rocks to form folds. This is how fold mountains are formed.

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