The Gregorian calendar

Developed nearly 500 years ago, it is a variant of the Julian calendar. Today it is the most widely used calendar.

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Cloud formation

When the temperature of the cooling air reaches dew point condensation occurs because air is...

Glacier (basic)

A glacier is a large body of ice that forms from snow, and is in constant, slow motion.

Afrika - The geological anatomy of a continent

Az afrikai kontinens földtani formálódása és földrajzi felosztása.

Wind at the beach

Sea and land breeze form because of the differing warming of land and sea.

The formation of the Andes

Az Andok két kőzetlemez – egy óceáni és egy szárazföldi – ütközésénél jött létre.

Greenhouse effect

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

Sedimentary rock

Did you know that about 75% of the land on our planet is covered with sedimentary rock?

Climate zones

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

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