In the cut-throat world of clean energy investment, is it more important that things are done for the right reason, or that the right thing gets done? We may not like the answer...
The Severn Estuary, earmarked as a potentially huge source of energy, has been met with increasing concerns over serious environmental damage. A report from 2008 by Frontier Economics found that justification for the Severn Barrage is slim - both economically speaking and on environmental grounds. Peter Bunyard takes a look at an innovative solution that has similarities with a tidal reef.
Thirty years ago this month, Gordon Rattray Taylor wrote ‘Tidal barrages: boon or blight?’, looking at the feasibility of tidal power in the UK; something that is still being discussed today