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The duration of solar radiation, the angle of the Sun's rays and the surface albedo all have an...
Find out the secret of the unique beauty of travertine terraces.
On a geological time scale lakes are short-lived.
A Föld legbővizűbb folyama, az Amazonas és vízgyűjtő területének
Water is one of our key natural resources; we must protect it vigorously.
The Earth is divided into geographical and climatic zones, which result in the zonation...
Lateral compressive forces cause rocks to form folds. This is how fold mountains are formed.
An earthquake is one of the most devastating natural phenomena.