How lakes disappear

On a geological time scale lakes are short-lived.

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The dissolution of limestone results in the development of karst formations.

Folding (advanced)

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

Weather fronts

When masses of cold and warm air meet, weather fronts develop.

Exogenic forces

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

Snow line

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

Mediterranean climate

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

Karst region (intermediate)

Karst formations include dolines and dripstones.

The process of physical and chemical weathering

Upon physical weathering the rock only falls into pieces, whereas during chemical weathering its...

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