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This animation explains the technology of shale gas extraction.
The Voyager space probes were the first man-made objects to leave the Solar System. They...
Industrial estates provide infrastructure and services for companies.
Migrating nomadic shepherds are still living around the Great Rift Valley in East Africa.
Foresters adjusted their lifestyle to the forest environment.
Handball is one of the most popular team sports.
The population pyramid is a representation of the age and gender composition of a given country.
Wind power stations convert the kinetic energy of the wind into electricity.