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David Fickling

The Hydrogen Economy's Time Is Approaching

Governments should use some of the trillions marked for post-coronavirus stimulus spending to advance this green technology.

More than hot air.

More than hot air.

Photographer: Chris Ratcliffe/Bloomberg/Getty Images

What sort of green stimulus does the world need?

Technologies that reduce carbon emissions are one of the most effective targets for the trillions of dollars of spending tied to coronavirus relief programs, more than 200 central bankers, Group of 20 finance ministers and top academics concluded in a study released this week.