Renewable energy Bristol Channel

the bristol channel , severn estuary have potential generate more renewable electricity other uk estuaries. has been stated that, if harnessed, create 5% of uk’s electricity, contributing uk climate change goals , european union renewable energy targets. earlier studies of possible severn barrage included estimates of bed load transport of sand , gravel tidal ebb , flood interrupted if solid dam built across channel. more recently, severn tidal power feasibility study launched in 2008 british government assess tidal range technologies, including barrages, lagoons , others. study @ costs, benefits , impacts of severn tidal power scheme , government decide whether or not support such scheme. of options being looked @ may include road crossing downstream of existing crossings of estuary.