...What happens next?
The Government will decide later this year whether to go ahead with the scheme. The project at Swansea Bay is viewed as a small trial lagoon from which lessons and problems could be identified, before full-scale projects were rolled out around the UK.
The Hendry review proposes that, after completion of the Swansea lagoon, a two-year moratorium be imposed on similar projects while its environmental impacts are assessed. But the Wildlife Trusts in Wales want an eight-year pause to cover two fish-spawning cycles.