People have been harnessing tidal energy for milling grain for more than 1,000 years.
As youd imagine though, todays contraptions for tapping this 24/7 power source are a little more sophisticated.
Power is then sent to the grid via a subsea cable which also acts as the kites tether.
The kite is now being shipped from Sweden to the Faroe Islands for installation.
Despite offering huge potential for renewable energy generation, tidal stream technology is still largely underutilised.
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Basically, this means it can punch far above its weight in terms of electricity generation.
Story bySion Geschwindt
Sion is a freelance science and technology reporter, specialising in climate and energy.
