Swansea Bay put forward by Tidal Lagoon Swansea Bay Ltd. for a tidal lagoon to be constructed. The tidal lagoon would be sited just south of the Queen's Dock between River Tawe and River Neath estuaries. This project is controversial, partly due to the amount of subsidy required to make the project viable and also because of the potential damage to an AONB and MCZ in Cornwall where Tidal Lagoon Swansea Bay seek to re-open a disused quarry at Dean Point from which to source the rock for the lagoon. In addition to tidal power, construction of an offshore windfarm in the
Swansea Bay Metro Swansea Bay Metro Swansea Bay Metro is a proposed railway enhancement around the Swansea Bay area of South Wales. The project could take up to 10 years to complete. The proposal would see a new line from to station via Swansea Bay, which would allow a 30-minute service between Cardiff and Swansea following the scrapping of plans for electrification between the two cities in July 2017. The project is estimated to cost £1 billion. The project could see reopening of the Neath Valley line through new stations at Neath Abbey, Jersey Marine, Neath and Aberdulais, an on-street connection from Swansea