How about this for a sound business proposition? You spend £25 million excavating a 1‑kilometre tunnel and a cavern the size of the Royal Albert Hall deep inside a solid-rock mountain. At the same time you create an artificial reservoir with the capacity of 4000 Olympic swimming pools way up high on a barren Scottish mountainside. Then you install four giant turbines inside the mountain so that the water from the reservoir can flow through and generate electricity for the national […]
Oliver is the Curator of Infrastructure & Built Environment at the Science Museum.