Nuclear power plant

Nuclear power plants convert the energy released during nuclear fission into electric power.

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This animation presents animals commonly kept as livestock and the primal cuts of their meat.

Hovercraft, SR.N4 Mk.III

Hovercrafts are capable of traveling at high speed above the surface of water.

Operation of river locks

River locks make rivers with great level differences safe for boating.

Geothermal power station

Geothermal power stations convert energy of hot, high-pressure water found in deeper...

House without carbon-dioxide emission

The design and structure of modern houses play an important role in environmental protection.

The Panama Canal

The Panama Canal is an artificial waterway created to shorten shipping routes between the...

Population pyramid

The population pyramid is a representation of the age and gender composition of a given country.

Water pollution

The main sources of water pollution are industry, agriculture and urban areas.

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