“Hydrogen is just a means of storing solar energy,” says Marco Alverà, “it’s as simple as that.” It’s not as versatile as electricity, probably won’t have the same sort of business-to-consumer profile that electricity has, and will certainly be one of those technologies that operates ‘behind the curtain’. When it comes to how it will heat our homes, Alverà thinks that “the jury is still out on that”. What he does know is that as the price of solar energy decreases, hydrogen will – or should – play a bigger part in how we power the world with clean energy.

Author of ‘The Hydrogen Revolution’, Alverà has spent more than two decades in the energy industry and is currently CEO of Snam, one of the world’s largest energy infrastructure operators. A leading advocate for hydrogen, he is also author of ‘Generation H: Healing the Climate with Hydrogen’. Both in his new book and in person, Alverà has a talent for expressing vast challenges and complex concepts...