Volcanic activity

This lesson presents the internal structure of Earth, the geospheres and their general...

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

This lesson presents soil formation, the components of soil, and soil protection.

Introducing the characteristics of the tropical rainforest climate

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

A glacier is a large body of ice in constant, slow motion down a hillside.

The surface of the Earth has been formed into its present state both by external and internal...

You can follow the process of the formation of rocks.