And it is here where the wave farm should be up and running by the middle of next year, powering 2, 000 homes, or about 10% of Orkney's population.

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Off the coast of Oregon, Ocean Power Technologies has received approval to begin work on the first commercial wave farm in the US. The project is expected to produce enough clean energy to power more than 1, 000 homes.

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The project aims to create the world's first large scale wave energy farm by constructing a wave hub, or "socket", on the seabed.

BBC: NEWS | UK | England | Cornwall | New partner in wave power scheme