Creating hydrogen at sea

Three years ago I wrote about a proposal to install an electrolyser in an offshore wind turbine and make hydrogen. It would allow offshore wind farms to produce gas instead of electricity, a fairly radical proposal. It was just an idea at the time, but three years later, something very similar has recently been achieved. The world’s first offshore hydrogen plant has just delivered its first gas.

Built by the company Lhyfe, the Sealhyfe platform is based near Le Croisic, off the French coast....