Bio-Energy (25 )

Biogas, biomass, liquid fuel, man & animal power...

Cogeneration (3 )

Combined heat & power, on-site power...

Geothermal (2 )

Heat pumps...

Hydro (12 )

Turbines, wave, current, tidal...

Solar Electricity (78 )

Photovoltaics, panels... - for cookers see: Appliances, Electrics & Devices

Solar Hot Water (71 )

Solar hot water systems, panels, geysers...

Storage & Fuels (16 )

Batteries, fuel cells, hydrogen, gas, paraffin, coal, oil...

Wind (51 )

Turbines, generators...(for wind pumps see Appli, Electr & Dev: Pumps)