Greenhouse effect

Human activity increases the greenhouse effect and leads to global warming.

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The weather forecast

The weather can be forecast with different meteorological instruments.

Folding (advanced)

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


People have always preferred to settle near rivers. What are the advantages and disadvantages of...

Mountain climate zones

The decisive factor that determines the climate zones of mountains is the altitude above sea level.

Weather and climate

Climate is the typical weather of a certain region that changes practically only on a geological...

Climate zones

The Earth is divided into geographical and climatic zones, which result in the zonation of...


Within the lethal embrace of deserts, life can only flourish because of large springs. Here...

Volcanic activity

The area surrounding an inactive or extinct volcano is not necessarily calm. Let’s see the...

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