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The desalination process produces drinking water from seawater.
Machines converting the energy of wind into useful forms of power were already in use in the Middle Ages.
This animation shows the characteristics of domestic light sources, from traditional light bulbs to LED lights.
Aluminium smelting is the process of extracting aluminium from alumina by electrolysis.
Nuclear fusion will serve as an environmentally friendly and practically unlimited source of energy.
The Troll A is an offshore natural gas platform, the largest offshore platform ever built: it rises about 170 metres above water level, weighs 656,000...
At the end of the 18th century, mining boomed because of the great need for raw materials in the dynamically developing industry.
Nuclear power plants convert the energy released during nuclear fission into electric power.
The excellent road and aqueduct system covering the whole empire reflects well the development of the Roman civilisation.
Machines converting the energy of flowing or falling water into useful forms of power were already in use in the Middle Ages.
This animation demonstrates the functioning of the 3 basic types of water tap.
The huge dam built on the Colorado river in the US was named after a former American President.
Human activity increases the greenhouse effect and leads to global warming.
In a passive house a comfortable inner temperature can be ensured without the use of traditional heating and cooling systems.
As opposed to opencast mines, in underground mines the layers covering coal are not removed, coal is extracted from mine shafts.
Biogas can be produced from organic material (manure, plant waste, organic waste) using bacteria. Biogas is a mixture of methane and carbon dioxide; burning...
A long pipe in the centre of the tower penetrates the ocean bed until it reaches the layer that contains oil.
Water turbines convert the kinetic energy of water into electric current.
This animation demonstrates how solar energy can be utilised.
System that satisfies consumers’ demands of water supply, wastewater disposal, electricity, heat and gas supply and telecommunication.