Hydrogen produced from renewable energy is already finding a market as a ‘green’ fuel for cars. But its future potential goes way beyond that, as a vital storage mechanism for surplus wind / solar electricity on the grid, to provide power on demand. Photo: University of Nottingham via Flickr (CC BY-NC-SA). More articles about Dark days ahead for British agriculture? Or green shoots of a brighter future? The GMO food venture is built on a…