Sparklines

A Gigafactory for Hydrogen Could Be a Game-Changer

Indian energy billionaire Mukesh Ambani is planning to invest big in both the present and the future of renewables.

Photographer: Anindito Mukherjee/Bloomberg
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Asia’s richest person, Mukesh Ambani, has a $10 billion plan to scale up zero-carbon hardware in India. Reliance Industries, the oil- and refining-heavy conglomerate that he controls, intends to develop four huge “ giga factories” to manufacture photovoltaic modules, batteries, fuel cells, and—importantly—electrolyzers to produce hydrogen.