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[The Microscopic Plastic-Eaters: A Tiny Solution to a Massive Ocean Problem]-[Plastic-Eating Pets (5/15/23)]

Wow in the World · B1 · 2023-05-15

Preschool Enlightenment
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📋 Summary

The Discovery of Microscopic Plastic-Eaters

In this episode of Wow in the World, Mindy introduces Guy Raz to her peculiar new "pets": microscopic bacteria known as Rhodococcus ruber. While Guy Raz initially struggles to find them in the tank, Mindy explains that these creatures are invisible to the naked eye, measuring only about two microns across—roughly "30 times smaller than the width of a human hair." Despite their size, these microbes are the focus of a fascinating study from the Royal Netherlands Institute for Sea Research.

The "Bonker Balls" Diet: Plastic Consumption

The most remarkable feature of these microbes is their diet. Mindy reveals that they consume "sun-dried plastic pellets." The mechanism behind this is that ultraviolet light from the sun breaks down larger plastic into "bite-sized chunks," which the bacteria then ingest. According to the research discussed, these bacteria can break down plastic and release it as carbon dioxide. Scientists have calculated that these microbes could potentially be responsible for processing up to 1% of the plastic currently floating in our oceans.

Ocean Plastic: A Scientific Mystery

To provide context, the hosts discuss the staggering scale of ocean pollution. There are approximately "24.4 trillion pieces of plastic" in the oceans, with the Great Pacific Garbage Patch alone weighing about 578,000 tons—a mass equivalent to "825 African elephants." Guy Raz notes a "scientific mystery": based on the amount of plastic humans dump into the water, there should be more plastic present than what is currently observed. These bacteria may offer a partial explanation for where some of that missing plastic has gone.

The Real Solution: Recycling and Responsibility

While Mindy humorously suggests breeding billions of these bacteria to solve the global plastic crisis, Guy Raz steers the conversation toward more practical solutions. He emphasizes that while the microbes are a scientific marvel, the most effective way to address ocean pollution is through "recycling or reusing" plastic to prevent it from entering the water in the first place. The episode concludes with a lighthearted reminder that while these microscopic "Alan" bacteria are adorable, our primary responsibility remains the sustainable management of our waste, encouraging listeners to turn to recycling rather than relying on natural cleanup alone.

🎯Key Sentences

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It's going to be a November to remember.
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But for now, let's get on with the show.
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Surely Reggie can feed himself, Mindy.
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I've left everything you need next to the tank.
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Anywho, I gotta go.
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📝Key Phrases

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music to your ears
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get on with the show
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in no time
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get this over with
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classic mistake
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📖 Transcript

Grownups, Wondery Plus subscribers can listen to Wow in the World early and ad-free right now.
Join Wondery Plus in the Wondery app or Wondery Kids Plus on Apple Podcasts.
Hey, Wowzer fans, Mindy here.
And before we start the show, I gotta let you know that this November, with a special new episode featuring our friends at Circle Round and Terrestrials on Radiolab for Kids,
And don't miss when Elmo from Sesame Street stops by Wow in the World to make us all belly laugh on November 24th.
Oh, but that's not all, Reg.

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