
The world's biggest sand battery is heating homes in Finland. Can it solve industrial heating too?

Their battery technology could electrify heavy vehicles. Now Echion gets £12m investment boost
Text LinkUnicorn boom 🦄
Unicorns aren't just roaming Silicon Valley anymore – Europe's climate tech scene is now home to 17 of them, most minted in just the past four years. We've mapped the continent’s fastest-growing players – from green energy challengers to heavy-industry disruptors – and yes, we can show who's rising, who's profitable, and who's hiring.

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