Hydrogen: fuel of the future?

It’s been hailed as fuel of the future. Hydrogen is clean, flexible and energy efficient. But in practice there are huge hurdles to overcome before widespread adoption can be achieved. 00:00 How hydrogen fuel is generated. 02:04 How hydrogen fuel could be used. 02:46 Why hydrogen fuel hasn’t taken off in the past. 03:40 Is hydrogen fuel safe? 04:31 Hydrogen’s advantage over batteries. 05:00 How sustainable is hydrogen fuel? 06:13 Why the hype about hydrogen may be different this time. Find The Economist’s most recent coverage on climate change: Sign up to The Economist’s daily newsletter to keep up to date with our latest stories: What’s the cheapest way to decarbonise?: Lorries to help deliver the hydrogen economy: The IPCC delivers its starkest warning yet: How do climate targets fare against a common baseline? h