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Trolleybuses and trams are environment-friendly means of public transport
Wind power stations convert the kinetic energy of the wind into electricity.
The Hubble Space Telescope orbits outside the distorting influence of Earth´s atmosphere.
Geothermal power stations convert energy of hot, high-pressure water found in deeper...
Thermal power stations convert energy released during the combustion of fossil fuels or...
Machinery that pumps crude oil to the surface
The animation presents the main air, water and land routes and transport hubs.
The suspension bridge that stretches above the strait between San Francisco Bay and the...
Solar power stations convert solar energy into electricity.
The purpose of the electricity supply network is to provide electricity for consumers.
The Space Shuttle was a manned, reusable spacecraft operated by NASA.
Satellites orbiting the Earth can be used for civilian or military purposes.
This animation demonstrates instruments used to examine atmospheric phenomena.
The water supply system provides clean and safe drinking water for the consumers.
The Channel Tunnel is a 50.5 km long railway tunnel between the United Kingdom and...
The design and structure of modern houses play an important role in environmental protection.
Treated sewage water can be used in agriculture and industry.
The Voyager space probes were the first man-made objects to leave the Solar System. They...
Raw iron is produced from iron ore in iron smelters.
This animation demonstrates how solar energy can be utilised.