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A glacier is a large body of ice that forms from snow, and is in constant, slow motion.
Water is one of our key natural resources; we must protect it vigorously.
Due to the effect of both exogenic and endogenic forces, rocks constantly change. This is called...
Waves play an important role in forming the coast.
The difference between the temperature of the polar and equatorial zones causes...
This animation demonstrates different types of soil.
The rise and drop of sea levels caused by the gravitational force of the Moon.
Karst formations include dolines and dripstones.