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People have always preferred to settle near rivers. What are the advantages and disadvantages of...
We can come across the remains of the Variscan and Caledonian mountain systems almost anywhere...
It is characterised by dry, hot summers and mild winters.
The difference between the temperature of the polar and equatorial zones causes...
We can observe quite interesting astronomical phenomena when the Earth, the Sun and the Moon align.
We can often observe spectacular atmospheric phenomena. Let's see how some of these are formed.
A glacier is a large body of ice that forms from snow, and is in constant, slow motion.
A lightning is a sudden electrostatic discharge accompanied by a sound known as thunder.