The bulk of domestic gas has now been consumed, and the majority of natural gas is
currently imported. At its peak, peat provided just under 40% of
all electricity generated in the State, though this figure has been
falling steadily over the last 50 years. Peat is one of the most
polluting fuels in use for electricity generation, emitting 1.167kg
of CO2 per kWh o electricity generated, as can be seen in Fig