One of the most powerful forces on the planet is that which controls tides. Powered by the gravitational pull of the moon, these repetitive ebbs and flows are predictable and renewable. In the UK, which has 50% of Europe’s tidal resources, the potential is huge. Nova Innovation has invented and installed underwater turbines in the waters off the coast of Scotland, powering businesses, ships, and homes since 2016. CNN’s Max Foster investigates.
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