Set alongside the Severn Estuary, the turbines generate 6MW of clean power.
Ecotricity is a UK company which supplies electricity from renewable sources.
Video: Clip of Ecotricity wind turbines at the Port of Bristol
Watch the time-lapse video below of Ecotricity installing three wind turbines at the Avonmouth Docks in the Port of Bristol, UK.
2 August 2010 9:33 GMT
Updated
26 September 2016 14:40 GMT
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