A fight for minds

The phenomenon of the brain drain causes one of the most significant tensions between developing and developed regions.

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The structure of the economy

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Satellites orbiting the Earth can be used for civilian or military purposes.


Deforestation has a negative impact on the environment.

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This animation demonstrates instruments used to examine atmospheric phenomena.


Oases are areas in deserts where water is available.

Basketball arena

Basketball is one of the most popular team sports.

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