Types of energy sources
Each energy source has its pros and cons in terms of competitiveness, security of supply and the effects on the environment and climate. Are renewable energy sources the future for us? How environmentally friendly are the fossil fuels?
Read about the pros and cons of different energy sources
Ocean energy is a renewable energy source, in which electricity can be generated from tidal streams, waves or differences in salinity.
Facts about ocean energy
Oil is often used only as a back-up fuel when other plants cannot deliver enough energy, for instance during cold winter days.
Facts about oil