Guy Martin investigates the future of energy production by travelling to Orkney to look at how the Scottish islands are at the forefront of hydrogen research. [S]
Guy Martin visits the most important place in the entire national grid, the central control room, where electricity is bought, sold and routed every single second of the day. [S]
Guy Martin investigates the past, present and future of British power stations and how the UK makes its most valuable commodity of all - electricity. [S]