Renewable and alternative energy sources are set to play an increasingly important role in providing the electricity, heat, cooling and fuels that society needs. There is a wide range of energy sources such as solar (both photovoltaic and solar thermal), wind, bio-fuels and biomass, hydro-electric, geothermal and heat pumps. - Description added by: David Lockie

Commercial here refers to organisations, information, products and services relevant to the business environment. The buildings and offices in which business activities take place often have large energy demands to power information technology, heating, cooling and lighting and numerous appliances. Click the picture to the right to explore our interactive commercial environment. - Description added by: David Lockie