Studies find red, blue and green plastic decomposes into microplastic particles faster than plainer colours

Retailers are being urged to stop making everyday products such as drinks bottles, outdoor furniture and toys out of brightly coloured plastic after researchers found it degrades into microplastics faster than plainer colours.

Red, blue and green plastic became “very brittle and fragmented”, while black, white and silver samples were “largely unaffected” over a three-year period, according to the findings of the University of Leicester-led project.

The scale of environmental pollution caused by plastic waste means that microplastics, or tiny plastic particles, are everywhere. Indeed, they were recently found in human testicles, with scientists suggesting a possible link to declining sperm counts in men.

  • Kelly@lemmy.world
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    6 months ago

    I might be missing the point but does it matter if it breaks down into micro plastics over 3 years or 13?

    If single use plastics are destined to become micro plastics does the time scale matter?

    • TrickDacy@lemmy.world
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      6 months ago

      I think it’s bad to have more micro plastics rather than less, at any given point in time

        • DaPorkchop_@lemmy.ml
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          5 months ago

          Sure, but the impact would be less bad if you have the same amount spread over a longer time.

          • Traister101@lemmy.today
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            5 months ago

            It’s the same impact. It’s the same amount of microplastic it just takes longer. If I give you the choice of 100 beans today or 1 bean each day for 100 days it’s still 100 beans. The total impact is identical it just takes longer.

        • TrickDacy@lemmy.world
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          5 months ago

          By that logic, we may as well burn all of our trash, because eventually it will be pollution so why not get it over with now?

          • pearsaltchocolatebar@discuss.online
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            5 months ago

            Burning and breaking down are two different things.

            Microplastics will last for thousands of years, so unless the less colorful plastics take thousands of years to break down to the point of bright ones, the difference is irrelevant.

            • TrickDacy@lemmy.world
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              5 months ago

              It’s just so silly though. You’re dismissing the uncountable number of people absorbing unknowable amounts of micro plastics over the next few decades as unimportant.

              Not only do we want to reduce exposure in the near term, we may find a way to effectively remove micro plastics from the environment in the future, so no, it’s not settled that releasing as many micro plastics as possible is fine as long as it would happen eventually anyhow

    • AA5B@lemmy.world
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      6 months ago

      Or maybe I’m missing the second half of the answer, but if that colored plastic continued to degrade more quickly, could it be better. I have no idea if there’s any way to get microplastics out of the environs that it’s everywhere, but it has to degrade eventually, right?

  • paddirn@lemmy.world
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    6 months ago

    I can imagine trying to push this and Marketing going, “No thanks, that doesn’t look good.” And that’d be the end of it.

    • Flying Squid@lemmy.world
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      6 months ago

      I could see them putting out some feelgood but meaningless press release about how they will look for new, greener sources of brightly colored plastic in the future.

      • Kalkaline @leminal.space
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        6 months ago

        “Compostable plastic” (that needs an industrial sized composter with heat regulation to fully degrade and isn’t available everywhere)

  • Flying Squid@lemmy.world
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    6 months ago

    Firms: “Ha ha, fuck you. Capitalism always lets us do whatever we want. Now we’re off to swim in our Uncle Scrooge-style moneybins.”

    • Buffalox@lemmy.world
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      6 months ago

      Actually communist/totalitarian countries tend to pollute more, because the people don’t have a say. It’s not about capitalism, it’s about regulation.

        • Buffalox@lemmy.world
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          6 months ago

          Regarding polluting and cleaning up afterwards and using toxic compounds in products yes in general they have.

          • optissima@lemmy.ml
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            6 months ago

            On what scale? It seems like the current climate change issues were triggered and amplified before communism was practiced by any state, but while capitalism was actively being used by colonialists throughout the 1800s. Do we count those 100+ years without regulations? If the punishments are minimal, not a single violation of any environmental regulation on a large scale has been appropriately pushed in the leading capitalist state, the US, ever, do those regulations really mean anything to those that are truly the greatest impacts to environment?

            • Buffalox@lemmy.world
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              6 months ago

              On what scale?

              Apples to apples, for instance Soviet Union compared to Europe, there is no doubt Soviet union was decades behind the west regarding regulating on toxic compounds and pollution and cleaning up.
              Same with China, they build their industrial capacity on polluting without limits, compare that to Japan or South Korea. China even had the advantage pollution wise that they started later, so a lot of know how was available on how to pollute less for comparable industrial output.

              At least China has improved, but Soviet union never did.

        • Buffalox@lemmy.world
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          6 months ago

          Yes they would, but in reality it’s anti libertarian like completely free market capitalism,. which is shown not to work, so how anybody takes it seriously IDK?
          Capitalism is ALWAYS regulated, but not always with consideration to consumers and environment. Social democrat societies like Scandinavia are generally considered among the best. But even more “free” capitalism oriented countries like USA have regulations.

          But you can’t have societies without regulation, the whole idea is moronic. The difference is whether it’s good as in beneficial regulation, and what it attempts to benefit, Profits or citizens and environment.

  • Chainweasel@lemmy.world
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    5 months ago

    Brightly colored plastics may break down into microplastics faster but they’re also drastically more visible, meaning they may get spotted and picked up before other colors.

      • Chainweasel@lemmy.world
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        5 months ago

        They’re definitely isn’t enough of it being picked up, but I would be curious to see the ratio of brightly colored plastic to not brightly colored plastic in what has been picked up.
        If more brightly colored plastic is being picked up then we could increase the amount of plastic that is being picked up by switching to annoying colors.
        Every little bit helps, even if it’s just 1% more.

    • 🇰 🌀 🇱 🇦 🇳 🇦 🇰 ℹ️@yiffit.net
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      5 months ago

      It doesn’t matter if they’re discarded properly or not… They’re still gonna end up in the environment at the end of the road anyway. Most plastic isn’t recycled, even when it is collected into the system.

      • Auli@lemmy.ca
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        5 months ago

        What I don’t get when I was in school the whole thing was save the trees use astic bags. Like wtf trees are renewable and paper breaks down why was there a big push in the 80 and 90s to use plastic.