This is an open and ongoing question because nobody knows, but it must still be asked, and asked again. This article is a mish mash of information, mainly because by accident or design, the status and direction of travel for the UK electricity grid is bewildering. It is perfectly feasible to eliminate fossil fuel power stations, probably in the order coal, then biomass, then gas, as a combination of renewable energy, electricity storage and smart grid technologies are installed. Unfortunately this is compromised by government policies, desires to extract the very last drops of fossil fuels from around the UK's coasts, poor incentives, and all the rest of the Heath Robinson set of cranks and levers that result in time passing by with much huff and puff. Fortunately the renewable sector has realised that costs coming down, improving technology, and an expanding skills base means they can really just get on with getting on with the job. And don't worry, the government will...