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Hydroelectricity

Hydroelectricity

Hydroelectricity is clean, environmentally friendly and is a natural source of energy. An outstandingly high proportion of the electricity of Norway and Austria is produced this way.

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Keywords

víz, elektromosság, áram, erőmű, energia, gép, folyó, hatalom, környezetbarát, energiahordozó, Norvégia, Ausztria, szennyezés, környezet, társadalom, clip, vízerőmű, vízenergia

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Global environmental problems

In order to protect our environment we must establish a sustainable world. The following pictures sum up the most pressing environmental issues.

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