The UK is one of the most advanced adopters of wind generation, thanks mostly to the plentiful supply of hills, countryside, and blustery sea swells. Both onshore and offshore are growing, at 13.6 GW and 9 GW respectively, but they bring with them something of a problem – negative pricing. Now, National Grid ESO, National Grid Electricity Transmission, and SSEN have launched an Active Network Management (ANM) system, which might help accommodate the negative windows, but it raises questions about the extent that smart grid technologies can bridge the gap. Negative pricing is, in the grand scheme of things, probably a short-term quirk that exists in an energy system that can’t sufficiently balance supply and demand. In time, grid-scale storage,…