Power station technology in all BBC programmes
A geothermal revolution is set to electrify Africa. Tom Heap visits Kenya's Rift Valley.
Can we exploit the hot rocks beneath the earth's crust for power? Peter Gibbs reports.
Tom Heap finds out how communities large and small can produce their own electricity.
Alice Roberts discovers the potential savings available by harnessing the power of sewage.
Will the promise of energy from the oceans become reality? Tom Heap reports.