Janine Benyus explains why we must green 3-D printing while the technology is still in its infancy.

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“The good news is 3-D printing creates far less waste because it forms objects to shape without molds or cutting. (That’s also why it’s called additive manufacturing, the inverse of current subtractive, cut-down-a-bulk-material approach). Its local nature promises to drastically reduce shipping and bring manufacturing back to neighborhoods. The worrying news is that 3-D printing could accelerate consumerism of throw-away plastics that are no more sustainable than what we buy now. And there’s the largely unexplored topic of toxins in the 3-D printing supply chain. “

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