Europe to build renewable energy 'supergrid'

Germany, France, Belgium, the Netherlands, Luxembourg, Denmark, Sweden and Ireland and the UK will s

They have plans to link their clean energy projects around the North Sea, through a network made up of thousands of kilometres of undersea cables that could cost up to €30bn (£26.5bn).

This grid will supply electricity across the continent from wherever the wind blows, sun shines or waves crash. It is expected to solve one of the biggest criticisms faced by renewable power -- that unpredictable weather renders it unreliable.

This grid, connected to Norway's hydro-electric power stations, will act as a giant 30 gigawatt battery for Europe's clean energy.