18 Options for Electricity Generation in 2020 - Renewable Future prices from Climate Change Report (May 2011) or RO/FITs where not otherwise specified Potential contribution to electricity supply in 2020 and drivers/barriers 2002 (Gas ~ 2p) May 2011 (Gas ~ 8.0p) On Shore Wind~25% available now ~ 2+p ~8.2p +/- 0.8p Off Shore Wind 25 - 50% available but costly ~2.5 - 3p12.5p +/- 2.5 Small Hydro5% limited potential2.5 - 3p 11p for <2MW projects Photovoltaic<<5% available, but very costly 15+ p25p +/-8 Biomass??5% available, but research needed 2.5 - 4p7 - 13p Wave/Tidal Stream currently < 10 MW may be 1000 - 2000 MW (~0.1%) technology limited - major development not before 2020 4 - 8p 19p +/- 6 Tidal 26.5p +/- 7.5p Wave Severn Barrage/ Mersey Barrages have been considered frequently e.g.