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[–] 8 points 7 months ago (3 children)

wind turbine blades aren’t recyclable

I didn't even know about that.

Wonder if they could crush them up and use them as concrete aggregate.

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  • [–] 13 points 7 months ago (1 child)

    "made mainly of carbon fiber, fiberglass, and balsa wood" from some random source. Doesn't sound like anything particularly toxic or difficult to source. I can't imagine putting them in landfill is a serious problem. So my response is "so what".

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  • [–] 7 points 7 months ago (1 child)

    Why not?

    Carbon fiber and fiberglass in concrete foundations would limit microplastics and add strength to the product. Throwing a never-decomposing product into a landfill is just taking up space for something that can decompose over a couple of hundred years. Reuse it at least once it there's a viable solution.

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  • [–] 7 points 7 months ago (1 child)

    Sure. I mean, you could. Probably there are better sources, like construction waste, that you'd want to exhaust first, but I obviously haven't done a serious cost-benefit analysis, nor am I really qualified. My intuition is that you could do it but there are better uses of the time and money.

    Relatively inert stuff in a landfill doesn't seem like the highest-priority use of the time and money. The resources used to scrap and recycle a wind turbine blade could probably be much better used for more consequential purposes.

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  • [–] 3 points 7 months ago

    I don't like the idea of crushed fiberglass in landfills, but it's far down the list of awful things we do to the planet. I think you're correct in assuming the effort is better spent elsewhere.

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  • [–] 1 point 7 months ago (1 child)

    Nope, they put them in big graveyards

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  • [–] 3 points 7 months ago (1 child)

    Need to figure out a reclamation process, but nobody's trying just yet.

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  • [–] 1 point 7 months ago (1 child)

    They're genuinely just not that recyclable. And that's fine, they're still really helpful

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