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Let's have a smaller pilot barrage first

Recent discussions by the ICE and a seminar hosted by the Royal Academy of Engineering last month highlighted the many environmental issues surrounding the use of River Severn's tidal power to generate electricity.An enormous input of finance and resources – involving up to 45,000 personnel – would also be required to construct a Cardiff to Weston barrage capable of providing 5% of the UK's electricity.It seems to me that it will be a very audacious and brave government ...

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