Repairs in progress on armoured link damaged by Storm Angus that supplies about 5% of Britain’s electricity

As the waves in the Channel roiled and winds gusted at 80mph during Storm Angus last year, managers at the National Grid noticed something they’d never seen before.

Half of the power link between the UK and France, a series of 43-mile-long cables running between Folkestone in Kent to a site near Calais, had suddenly gone down.

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