Rivers and landforms

Rivers play an important role in shaping the Earth's surface: they cause erosion as well as carrying and depositing sediment.

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Altitudinal zonation

In mountainous areas the climate, soil properties, the flora and fauna change depending on...


It is a sedimentary rock with high calcium carbonate content.

Terms of physical geography

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

Mediterranean climate

It is characterised by dry, hot summers and mild winters.

Snow line

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


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

Plate tectonics

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

Warm front, cold front

Cold and warm fronts are formed where bodies of cold and warm air meet.

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