How you create green steel on a blockchain

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The thing about raw materials is that once they are melted down, you can't prove the source of the material. Same is true with gold, cucumbers and even forged products that look the same as the real thing. When it comes to steel, and how we produce it, it has a massive carbon problem. What's happening in Japan right now could change how we think about heavy industry and climate action.

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Empowering consumers: Rio Tinto’s aluminum becomes accountable upstream and down, on the blockchain

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What if you want to buy items like smart phones, cars and even your favorite can of drink, knowing that they’re made from ethically and sustainable sourced materials? It’s about to become a reality with a radical new idea in the raw materials manufacturing space, started by a leading mining and metals company that deals in diamonds, copper, iron ore and aluminum.

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